How popular is this St. Louis to Newark Airport flight route?

This flight path from Lambert-St Louis to Newark was viewed by 17 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines flying from St. Louis to Newark Airport round-trip?

Currently priced at $274, United Airlines will fly you from St. Louis to Newark Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Frontier - these airlines can fly you to your destination from $277 and $282, respectively. United Airlines is 30% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from St. Louis to Newark Airport one-way?

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $111 and $117 on United Airlines and American Airlines, respectively.

What is the cheapest day to fly from St. Louis to Newark Airport?

Travelers seeking maximum savings on their St. Louis to Newark Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the cheapest flights from St. Louis to Newark Airport?

Looking for the cheapest flight from St. Louis to Newark Airport? While on average our users pay $1,109, our data indicates the cheapest price to be $123. The most popular route (Lambert-St Louis - Newark), is priced around $174.

What are the most reliable airlines from St. Louis to Newark Airport?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from St. Louis to Newark Airport on time: Austrian Airlines (82%), Republic Airways (81%), Lufthansa (73%).

What are the most popular airlines that fly from St. Louis to Newark Airport?

Before booking your flight from St. Louis to Newark Airport check out the most popular airlines for this route: American Airlines, Delta or Spirit Airlines.

What is the cheapest day to fly round-trip from St. Louis to Newark Airport?

Thursday is generally a great day to depart. Flying on this day could help you save up to 75%.

How far in advance should I book a flight from St. Louis to Newark Airport?

To save on the cost of your flight from St. Louis to Newark Airport, book at least 29 days before your planned departure. Booking around this time can save you about 78% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $358 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $405.

What is the cheapest month to fly from St. Louis to Newark Airport?

The best pricing can be found in the month of September. Prices to Newark Airport from St. Louis average $314. You can even find prices in September for less than $314, as users have found deals to Newark Airport from as low as $183. The month of November appears to be one of the more expensive times to travel to Newark Airport from St. Louis. Flying in the targeted month can save you up to 20%.

Most accurate provider : When it comes to deals on St. Louis-Newark Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on St. Louis-Newark Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from St. Louis-Newark Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-Newark Airport flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Newark Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from St. Louis to Newark?

Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Newark. You should not have trouble finding flights to Newark from Lambert-St Louis; the airport handles an average of 3 outbound flights to Newark per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the St. Louis airport to Newark. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

Can I find deals for flights from St. Louis to Newark that include hotel bookings?

Yes. In addition to deals on St. Louis to Newark flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from St. Louis to Newark?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Newark.

Can I find deals for business class flights from St. Louis to Newark?

Yes. Cheapflights offers flight deals from St. Louis to Newark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$90+ Flights from St. Louis to Newark Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from St. Louis to Newark with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Lambert-St Louis to Newark are usually found in September or August, booked 49 days in advance, depart on a Friday or Saturday and return on a Wednesday

Cheap flight deals from St. Louis to Newark

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$273 (Mytrip)
One-way from	$90 (Mytrip)
Popular in	December
Cheapest in	September
Average price	$385
Good round-trip deal	$384 or less
Good one-way deal	$172 or less

Provider with most accurate pricing for Lambert-St Louis-Newark flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Newark flights.

Search Deals

From Lambert-St Louis to Newark

Search Deals

One-way flight from Lambert-St Louis to Newark

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($20 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from Lambert-St Louis to Newark.

Search Deals

Price to beat on a one-way flight from Lambert-St Louis to Newark.

Search Deals

Find flight deals from St. Louis to Newark

Cheapest flights from St. Louis to Newark
Explore the most affordable flight options available from St. Louis to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

mar. 4/299:50 amSTL - EWR

2 stops12h 07mMultiple Airlines

mié. 4/3010:15 pmEWR - STL

2 stops21h 26mMultiple Airlines

Deal found 4/15

$273

mar. 4/294:44 pmSTL - EWR

Nonstop2h 27mUnited Airlines

mar. 5/67:00 amEWR - STL

1 stop6h 19mUnited Airlines

Deal found 4/15

$274

vie. 9/128:44 amSTL - EWR

1 stop9h 01mSpirit Airlines

dom. 9/146:30 amEWR - STL

1 stop13h 02mSpirit Airlines

Deal found 4/14

$277

mar. 8/122:52 pmSTL - EWR

1 stop8h 52mFrontier

dom. 8/175:59 amEWR - STL

1 stop8h 41mFrontier

Deal found 4/14

$282

sáb. 5/36:50 amSTL - EWR

1 stop4h 10mDelta

sáb. 5/105:59 amEWR - STL

1 stop4h 36mDelta

Deal found 4/14

$284

mar. 10/215:29 amSTL - EWR

1 stop4h 16mAmerican Airlines

vie. 10/246:05 pmEWR - STL

1 stop6h 20mAmerican Airlines

Deal found 4/14

$306

Best flights from St. Louis to Newark
Discover carefully curated flight deals from St. Louis to Newark that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 15, 2025.

mar. 4/299:50 amSTL - EWR

2 stops12h 07mMultiple Airlines

mié. 4/3010:15 pmEWR - STL

2 stops21h 26mMultiple Airlines

Deal found 4/15

$273

mar. 4/294:44 pmSTL - EWR

Nonstop2h 27mUnited Airlines

mar. 5/67:00 amEWR - STL

1 stop6h 19mUnited Airlines

Deal found 4/15

$274

vie. 9/128:44 amSTL - EWR

1 stop9h 01mSpirit Airlines

dom. 9/146:30 amEWR - STL

1 stop13h 02mSpirit Airlines

Deal found 4/14

$277

mar. 8/122:52 pmSTL - EWR

1 stop8h 52mFrontier

dom. 8/175:59 amEWR - STL

1 stop8h 41mFrontier

Deal found 4/14

$282

sáb. 5/36:50 amSTL - EWR

1 stop4h 10mDelta

sáb. 5/105:59 amEWR - STL

1 stop4h 36mDelta

Deal found 4/14

$284

mié. 4/307:19 amSTL - EWR

1 stop4h 21mAmerican Airlines

sáb. 5/310:51 amEWR - STL

1 stop5h 02mAmerican Airlines

Deal found 4/14

$295

Last-minute flights from St. Louis to Newark
Discover last-minute flight deals from St. Louis to Newark. Data last updated abril 15, 2025 and is based on user searches.

dom. 4/206:10 pmSTL - EWR

2 stops21h 31mSpirit Airlines

dom. 4/275:45 amEWR - STL

1 stop12h 30mSpirit Airlines

Deal found 4/15

$632

dom. 4/207:19 amSTL - EWR

1 stop4h 21mAmerican Airlines

dom. 4/278:15 amEWR - STL

1 stop5h 38mAmerican Airlines

Deal found 4/15

$694

mar. 4/227:25 amSTL - EWR

Nonstop2h 38mUnited Airlines

mié. 4/232:00 pmEWR - STL

Nonstop2h 48mUnited Airlines

Deal found 4/15

$345

jue. 4/249:50 amSTL - EWR

3 stops33h 14mMultiple Airlines

lun. 4/288:59 pmEWR - STL

1 stop21h 16mMultiple Airlines

Deal found 4/14

$277

jue. 4/246:30 amSTL - EWR

2 stops23h 00mAlaska Airlines

vie. 4/254:00 pmEWR - STL

1 stop32h 59mAlaska Airlines

Deal found 4/14

$938

vie. 4/257:01 pmSTL - EWR

1 stop4h 55mDelta

sáb. 4/2611:30 amEWR - STL

1 stop4h 36mDelta

Deal found 4/14

$328

mar. 4/299:50 amSTL - EWR

2 stops12h 07mMultiple Airlines

mié. 4/3010:15 pmEWR - STL

2 stops21h 26mMultiple Airlines

Deal found 4/15

$273

mar. 4/294:44 pmSTL - EWR

Nonstop2h 27mUnited Airlines

mar. 5/67:00 amEWR - STL

1 stop6h 19mUnited Airlines

Deal found 4/15

$274

sáb. 5/312:47 pmSTL - EWR

1 stop6h 39mDelta

dom. 5/116:59 amEWR - STL

1 stop6h 05mDelta

Deal found 4/14

$284

sáb. 5/241:09 pmSTL - EWR

1 stop6h 18mAmerican Airlines

dom. 5/258:15 amEWR - STL

1 stop5h 37mAmerican Airlines

Deal found 4/14

$325

One-way flights from St. Louis to Newark
Search for one-way flight options from St. Louis to Newark. Find affordable one-way fares based on user searches. Data last updated abril 15, 2025.

jue. 5/810:10 amSTL - EWR

1 stop29h 24mSpirit Airlines

Deal found 4/14

$90

mié. 5/287:20 amSTL - EWR

Nonstop2h 33mUnited Airlines

Deal found 4/14

$111

mié. 5/2810:31 amSTL - EWR

1 stop10h 59mAmerican Airlines

Deal found 4/14

$117

mié. 5/145:40 pmSTL - EWR

1 stop6h 27mDelta

Deal found 4/13

$121

mar. 4/299:50 amSTL - EWR

3 stops33h 14mMultiple Airlines

Deal found 4/14

$126

dom. 5/2510:20 amSTL - EWR

1 stop23h 24mSun Country Air

Deal found 4/14

$158

dom. 7/132:36 pmSTL - EWR

1 stop9h 08mFrontier

Deal found 4/14

$168

lun. 5/56:30 amSTL - EWR

2 stops23h 00mAlaska Airlines

Deal found 4/13

$273

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Newark Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

mar. 4/29

9:50 am-10:57 pm

2 stops12h 07m

Newark

mié. 4/30

10:15 pm-6:41 pm

2 stops21h 26m

$273

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

mar. 4/29

4:44 pm-8:11 pm

Nonstop2h 27m

Newark

mar. 5/6

7:00 am-12:19 pm

1 stop6h 19m

$274

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

vie. 9/12

8:44 am-6:45 pm

1 stop9h 01m

Newark

dom. 9/14

6:30 am-6:32 pm

1 stop13h 02m

$277

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

mar. 8/12

2:52 pm-12:44 am

1 stop8h 52m

Newark

dom. 8/17

5:59 am-1:40 pm

1 stop8h 41m

$282

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

sáb. 5/3

6:50 am-12:00 pm

1 stop4h 10m

Newark

sáb. 5/10

5:59 am-9:35 am

1 stop4h 36m

$284

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

mié. 4/30

7:19 am-12:40 pm

1 stop4h 21m

Newark

sáb. 5/3

10:51 am-2:53 pm

1 stop5h 02m

$295

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

jue. 5/8

10:10 am-4:34 pm

1 stop29h 24m

$90

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

mié. 5/28

7:20 am-10:53 am

Nonstop2h 33m

$111

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

mié. 5/28

10:31 am-10:30 pm

1 stop10h 59m

$117

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

mié. 5/14

5:40 pm-1:07 am

1 stop6h 27m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 14 results

Compare providers for flights from St. Louis to Newark

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Newark in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-Newark Airport flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on St. Louis-Newark Airport flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from St. Louis-Newark Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Newark Airport flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Newark Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Newark

Have a flexible travel schedule? Discover the best time to fly to Newark from St. Louis with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Newark Airport

How far ahead should I book a flight from St. Louis to Newark Airport?

Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Newark Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis to Newark Airport?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Newark Airport (average of $228). Flying from St. Louis to Newark Airport in June is currently the most expensive (average of $307). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to EWR?

When flying from St. Louis to Newark Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 64% versus a flight at noon.

Weekly flight availability from St. Louis to Newark Airport

The most flights from STL to EWR are scheduled on a Tuesday (4 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Newark by month

In terms of precipitation, rainfall in Newark Airport ranges from 2.9 - 4.8 inches per month. July is typically the wettest month, when rainfall can reach 4.8 in. February is typically the driest time to visit Newark Airport when rainfall is around 2.9 in.

Temperature in Newark by month

If weather is an important factor for your trip to Newark Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Newark

Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from St. Louis to New York. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,876 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,917 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,658 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Sun Country Air

6.9

Okay

349 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What airport do you fly from for flights from St. Louis to Newark?
Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Newark. You should not have trouble finding flights to Newark from Lambert-St Louis; the airport handles an average of 3 outbound flights to Newark per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the St. Louis airport to Newark. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.
How popular is this St. Louis to Newark Airport flight route?
This flight path from Lambert-St Louis to Newark was viewed by 17 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines flying from St. Louis to Newark Airport round-trip?
Currently priced at $274, United Airlines will fly you from St. Louis to Newark Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Frontier - these airlines can fly you to your destination from $277 and $282, respectively. United Airlines is 30% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from St. Louis to Newark Airport one-way?
For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $111 and $117 on United Airlines and American Airlines, respectively.
What are the most reliable airlines from St. Louis to Newark Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from St. Louis to Newark Airport on time: Austrian Airlines (82%), Republic Airways (81%), Lufthansa (73%).
What are the cheapest flights from St. Louis to Newark Airport?
Looking for the cheapest flight from St. Louis to Newark Airport? While on average our users pay $1,109, our data indicates the cheapest price to be $123. The most popular route (Lambert-St Louis - Newark), is priced around $174.
Can I find deals for flights from St. Louis to Newark that include hotel bookings?
Yes. In addition to deals on St. Louis to Newark flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Newark?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Newark.
Can I find deals for business class flights from St. Louis to Newark?
Yes. Cheapflights offers flight deals from St. Louis to Newark by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from St. Louis to Newark Airport?
Currently, January is the cheapest month in which you can book a flight from St. Louis to Newark Airport (average of $228). Flying from St. Louis to Newark Airport in June is currently the most expensive (average of $307). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Queens

Bronx

Woodbridge

Elizabeth

Staten Island

Ronkonkoma

Yonkers

Secaucus

Parsippany

East Rutherford

Absecon

Carteret

Carle Place

Stamford

East Brunswick

Fairfield

North Bergen

Tannersville

Saddle Brook

Paterson

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for St. Louis to Newark

St. Louis to LaGuardia flights

Kansas City to John F Kennedy Intl flights

St. Louis to John F Kennedy Intl flights

Kansas City to Newark flights

Kansas City to LaGuardia flights

Springfield to John F Kennedy Intl flights

Springfield to Newark flights

Springfield to LaGuardia flights

Columbia to John F Kennedy Intl flights

Columbia to Newark flights

Kansas City to Stewart flights

Columbia to LaGuardia flights

Joplin to Newark flights

Joplin to LaGuardia flights

Joplin to John F Kennedy Intl flights

Springfield to Stewart flights

St. Louis to Stewart flights

Other flights to Newark

Nashville to Newark flights

Chattanooga to Newark flights

Pittsburgh to Newark flights

Knoxville to Newark flights

Asheville to Newark flights

Charleston to Newark flights

Newark Airport to Nashville flights

Newark Airport to Pittsburgh flights

Newark Airport to Fort Lauderdale flights

Newark Airport to Charleston flights

Newark Airport to Flint flights

Newark Airport to Indianapolis flights

Newark Airport to Myrtle Beach flights

Newark Airport to Atlanta flights

Newark Airport to Asheville flights

Newark Airport to Nashville flights

Newark Airport to Miami flights

Newark Airport to Orlando Airport flights

Newark Airport to Dallas/Fort Worth Airport flights

Newark Airport to Detroit Metropolitan Wayne County Airport flights

Newark Airport to Chicago O'Hare Intl Airport flights

Newark Airport to Knoxville flights

Newark Airport to Charleston, West Virginia flights

Top 4 airlines flying from St. Louis to Newark

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$77	Average$273	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$230	Average$367	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$242	Average$403	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$243	Average$381	FlexibilityNo cancel fee	On-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$90+ Cheap flights from St. Louis (STL) to Newark (EWR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Newark with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Lambert-St Louis to Newark are usually found in September or August, booked 49 days in advance, depart on a Friday or Saturday and return on a Wednesday

Cheap flight deals from St. Louis to Newark

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from St. Louis to Newark

Cheapest flights from St. Louis to NewarkExplore the most affordable flight options available from St. Louis to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

Explore the most affordable flight options available from St. Louis to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Newark Airport that are best for you.

Compare providers for flights from St. Louis to Newark

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Newark in April.

Best time to book a flight from St. Louis to Newark

Have a flexible travel schedule? Discover the best time to fly to Newark from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Newark Airport

How far ahead should I book a flight from St. Louis to Newark Airport?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Newark. Price data was last updated on April 11, 2025.

What is the cheapest month to book a flight from St. Louis to Newark Airport?

What is the cheapest time of day to fly from STL to EWR?

Find hourly flight availability from St. Louis to Newark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 15, 2025.

Weekly flight availability from St. Louis to Newark Airport

Explore weekly flight availability from St. Louis to Newark. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated abril 15, 2025.

Rainfall in Newark by month

Plan your trip to Newark by taking into account the average rainfall totals by month.

Temperature in Newark by month

Plan your trip to Newark by taking into account the average temperature totals by month.

Reviews of airlines servicing Newark

Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from St. Louis to New York. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Newark. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from St. Louis to Newark?

How popular is this St. Louis to Newark Airport flight route?

What are the cheapest airlines flying from St. Louis to Newark Airport round-trip?

What are the cheapest airlines to fly from St. Louis to Newark Airport one-way?

What are the most reliable airlines from St. Louis to Newark Airport?

What are the cheapest flights from St. Louis to Newark Airport?

Can I find deals for flights from St. Louis to Newark that include hotel bookings?

How can I find direct flights from St. Louis to Newark?

Can I find deals for business class flights from St. Louis to Newark?

What is the cheapest month to book a flight from St. Louis to Newark Airport?

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Newark

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from St. Louis to Newark

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from St. Louis to Newark
Explore the most affordable flight options available from St. Louis to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 15, 2025.