What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Newark to St. Louis flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.

How often are flights from Newark to St. Louis delayed?

About 18% of weekly flights between Newark and St. Louis have experienced delays in the past year, with the average delay time being 181 minutes.

What is the most punctual flight time for Newark to St. Louis flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

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

Flights from Newark to Lambert-St Louis have been viewed 16 times in the past calendar month.

How long is the flight from Newark Airport to St. Louis?

Airlines like United Airlines and Delta fly from Newark Airport to St. Louis in about 5h 11m. The time it takes to get you to your destination can typically vary by up to 44m. Newark Airport and St. Louis are separated by a distance of 869 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

Spirit Airlines, at $152, was found to be the cheapest airline from Newark Airport to St. Louis.Alternate airlines to your destination round-trip include American Airlines and Delta. Spirit Airlines is priced at 62% lower than the current average price of a flight leaving 3 months from now.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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

The cheapest flight price from Newark Airport to St. Louis is $86. On average you can expect to pay $287. The most popular route, (Newark - Lambert-St Louis), can usually be booked for $163.

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

Before booking your flight to St. Louis from Newark Airport, check out the most reliable airlines to get you to your destination on time: United Airlines (80%), Republic Airways (79%), Austrian Airlines( 78%).

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

United Airlines, Delta and American Airlines are the most popular airlines when flying from Newark Airport to St. Louis.

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

Most trusted provider : When it comes to deals on Newark Airport-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub 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 Newark Airport-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Newark to St. Louis. 4 airlines have flights to Lambert-St Louis from Newark on a regular basis. Booking flights from Newark to Lambert-St Louis should not be difficult; the airport handles an average of 4 inbound flights from Newark per day.

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

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

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

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

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

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

$68+ Flights from Newark Airport to St. Louis

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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”

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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.

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Cheapflights Tip: The best prices from Newark to Lambert-St Louis are usually found in January or May, booked 70 days in advance, depart on a Saturday or Wednesday and return on a Friday

Cheap flight deals from Newark to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$241 (Kiwi.com)
One-way from	$68 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$372
Good round-trip deal	$311 or less
Good one-way deal	$151 or less

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

Search Deals

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

Search Deals

From Newark to Lambert-St Louis

Search Deals

One-way flight from Newark to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

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

Search Deals

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

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Find flight deals from Newark to St. Louis

Cheapest flights from Newark to St. Louis
Explore the most affordable flight options available from Newark to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Mon 11/105:14 amEWR - STL

1 stop9h 03mMultiple Airlines

Thu 11/1311:07 amSTL - EWR

1 stop12h 27mMultiple Airlines

Deal found 10/16

$241

Sat 11/110:05 amEWR - STL

1 stop9h 05mMultiple Airlines

Sun 11/211:27 amSTL - EWR

1 stop22h 03mMultiple Airlines

Deal found 10/15

$242

Wed 11/56:45 pmEWR - STL

1 stop16h 27mMultiple Airlines

Thu 11/62:12 pmSTL - EWR

1 stop8h 07mMultiple Airlines

Deal found 10/16

$245

Thu 10/235:54 amEWR - STL

1 stop5h 43mFrontier

Mon 10/277:52 pmSTL - EWR

2 stops13h 39mFrontier

Deal found 10/16

$248

Thu 10/305:15 amEWR - STL

1 stop5h 57mMultiple Airlines

Sun 11/27:45 pmSTL - EWR

2 stops13h 45mMultiple Airlines

Deal found 10/16

$249

Wed 10/222:35 pmEWR - STL

2 stops19h 47mMultiple Airlines

Thu 10/2311:32 amSTL - EWR

1 stop12h 34mMultiple Airlines

Deal found 10/15

$250

Fri 11/76:00 amEWR - STL

1 stop11h 01mMultiple Airlines

Sun 11/1611:17 amSTL - EWR

2 stops10h 00mMultiple Airlines

Deal found 10/16

$251

Wed 10/222:00 pmEWR - STL

1 stop23h 46mMultiple Airlines

Wed 10/298:40 pmSTL - EWR

2 stops12h 51mMultiple Airlines

Deal found 10/15

$253

Mon 12/155:15 amEWR - STL

1 stop5h 37mMultiple Airlines

Tue 12/163:30 pmSTL - EWR

1 stop29h 15mMultiple Airlines

Deal found 10/15

$254

Fri 11/145:58 pmEWR - STL

2 stops16h 09mMultiple Airlines

Mon 11/172:12 pmSTL - EWR

1 stop19h 29mMultiple Airlines

Deal found 10/15

$257

Mon 12/155:15 amEWR - STL

1 stop5h 37mMultiple Airlines

Mon 12/153:30 pmSTL - EWR

1 stop20h 37mMultiple Airlines

Deal found 10/15

$258

Mon 11/246:49 pmEWR - STL

1 stop20h 40mMultiple Airlines

Thu 11/273:14 pmSTL - EWR

1 stop5h 26mMultiple Airlines

Deal found 10/16

$259

Best flights from Newark to St. Louis
Discover carefully curated flight deals from Newark to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 16, 2025.

Sat 11/1511:35 amEWR - STL

1 stop5h 11mUnited Airlines

Sat 11/225:24 pmSTL - EWR

1 stop5h 18mUnited Airlines

Deal found 10/16

$261

Thu 11/208:05 amEWR - STL

1 stop5h 55mDelta

Mon 11/242:00 pmSTL - EWR

1 stop6h 00mDelta

Deal found 10/15

$287

Fri 11/149:00 amEWR - STL

Nonstop2h 52mUnited Airlines

Tue 11/1810:00 amSTL - EWR

1 stop6h 00mUnited Airlines

Deal found 10/14

$277

Mon 12/157:00 pmEWR - STL

1 stop5h 40mDelta

Wed 12/176:00 amSTL - EWR

1 stop5h 13mDelta

Deal found 10/15

$313

Fri 11/149:00 amEWR - STL

Nonstop2h 52mUnited Airlines

Mon 11/1711:49 amSTL - EWR

Nonstop2h 23mUnited Airlines

Deal found 10/14

$293

Fri 12/125:00 pmEWR - STL

1 stop4h 47mDelta

Sun 12/146:05 pmSTL - EWR

1 stop4h 16mDelta

Deal found 10/15

$313

Mon 11/248:45 amEWR - STL

Nonstop2h 52mUnited Airlines

Thu 11/277:00 amSTL - EWR

Nonstop2h 29mUnited Airlines

Deal found 10/16

$311

Fri 12/56:00 amEWR - STL

1 stop4h 50mDelta

Sun 12/77:02 pmSTL - EWR

1 stop4h 57mDelta

Deal found 10/15

$313

Tue 10/2111:30 amEWR - STL

1 stop5h 14mUnited Airlines

Wed 10/225:00 amSTL - EWR

1 stop4h 27mUnited Airlines

Deal found 10/15

$317

Last-minute flights from Newark to St. Louis
Discover last-minute flight deals from Newark to St. Louis. Data last updated October 16, 2025 and is based on user searches.

Wed 10/222:35 pmEWR - STL

2 stops19h 47mMultiple Airlines

Thu 10/2311:32 amSTL - EWR

1 stop12h 34mMultiple Airlines

Deal found 10/15

$250

Wed 10/222:00 pmEWR - STL

1 stop23h 46mMultiple Airlines

Wed 10/298:40 pmSTL - EWR

2 stops12h 51mMultiple Airlines

Deal found 10/15

$253

Wed 10/298:19 pmEWR - STL

1 stop14h 43mMultiple Airlines

Sat 11/19:50 amSTL - EWR

2 stops8h 36mMultiple Airlines

Deal found 10/15

$260

Thu 10/305:15 amEWR - STL

1 stop5h 57mMultiple Airlines

Sun 11/27:45 pmSTL - EWR

2 stops13h 45mMultiple Airlines

Deal found 10/16

$249

Fri 10/319:00 pmEWR - STL

1 stop22h 10mMultiple Airlines

Mon 11/37:45 pmSTL - EWR

2 stops13h 56mMultiple Airlines

Deal found 10/13

$244

Fri 10/3110:15 pmEWR - STL

2 stops20h 55mSpirit Airlines

Sun 11/26:21 pmSTL - EWR

2 stops24h 31mSpirit Airlines

Deal found 10/15

$262

Sat 11/110:05 amEWR - STL

1 stop9h 05mMultiple Airlines

Sun 11/211:27 amSTL - EWR

1 stop22h 03mMultiple Airlines

Deal found 10/15

$242

Wed 11/56:45 pmEWR - STL

1 stop16h 27mMultiple Airlines

Thu 11/62:12 pmSTL - EWR

1 stop8h 07mMultiple Airlines

Deal found 10/16

$245

Mon 11/105:14 amEWR - STL

1 stop9h 03mMultiple Airlines

Thu 11/1311:07 amSTL - EWR

1 stop12h 27mMultiple Airlines

Deal found 10/16

$241

Fri 11/145:58 pmEWR - STL

2 stops16h 09mMultiple Airlines

Mon 11/172:12 pmSTL - EWR

1 stop19h 29mMultiple Airlines

Deal found 10/15

$257

Fri 11/211:00 pmEWR - STL

1 stop20h 57mSpirit Airlines

Sun 11/2311:08 amSTL - EWR

1 stop12h 23mSpirit Airlines

Deal found 10/13

$251

Sat 11/226:00 amEWR - STL

1 stop7h 26mDelta

Mon 11/242:00 pmSTL - EWR

1 stop6h 00mDelta

Deal found 10/16

$261

One-way flights from Newark to St. Louis
Search for one-way flight options from Newark to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 16, 2025.

Wed 11/196:00 amEWR - STL

1 stop18h 01mFrontier

Deal found 10/15

$68

Tue 11/186:45 pmEWR - STL

1 stop29h 16mMultiple Airlines

Deal found 10/16

$69

Thu 10/235:54 amEWR - STL

1 stop5h 43mFrontier

Deal found 10/16

$75

Wed 12/310:30 pmEWR - STL

1 stop13h 37mFrontier

Deal found 10/15

$79

Thu 12/410:30 amEWR - STL

1 stop8h 01mFrontier

Deal found 10/15

$80

Fri 11/146:00 amEWR - STL

1 stop11h 01mFrontier

Deal found 10/15

$81

Tue 12/910:30 amEWR - STL

2 stops37h 16mFrontier

Deal found 10/14

$85

Sat 11/811:30 amEWR - STL

1 stop23h 42mFrontier

Deal found 10/14

$89

Thu 11/136:45 pmEWR - STL

1 stop22h 16mMultiple Airlines

Deal found 10/14

$90

Mon 12/810:00 pmEWR - STL

2 stops25h 46mMultiple Airlines

Deal found 10/14

$91

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Sat 11/15

11:35 am-3:46 pm

1 stop5h 11m

Lambert-St Louis

Sat 11/22

5:24 pm-11:42 pm

1 stop5h 18m

$261

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Fri 11/14

9:00 am-10:52 am

Nonstop2h 52m

Lambert-St Louis

Tue 11/18

10:00 am-5:00 pm

1 stop6h 00m

$277

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Thu 11/20

8:05 am-1:00 pm

1 stop5h 55m

Lambert-St Louis

Mon 11/24

2:00 pm-9:00 pm

1 stop6h 00m

$287

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Fri 11/14

9:00 am-10:52 am

Nonstop2h 52m

Lambert-St Louis

Mon 11/17

11:49 am-3:12 pm

Nonstop2h 23m

$293

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Mon 11/24

8:45 am-10:37 am

Nonstop2h 52m

Lambert-St Louis

Thu 11/27

7:00 am-10:29 am

Nonstop2h 29m

$311

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Mon 12/15

7:00 pm-11:40 pm

1 stop5h 40m

Lambert-St Louis

Wed 12/17

6:00 am-12:13 pm

1 stop5h 13m

$313

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Fri 12/12

5:00 pm-8:47 pm

1 stop4h 47m

Lambert-St Louis

Sun 12/14

6:05 pm-11:21 pm

1 stop4h 16m

$313

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Fri 12/5

6:00 am-9:50 am

1 stop4h 50m

Lambert-St Louis

Sun 12/7

7:02 pm-12:59 am

1 stop4h 57m

$313

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Tue 10/21

11:30 am-3:44 pm

1 stop5h 14m

Lambert-St Louis

Wed 10/22

5:00 am-10:27 am

1 stop4h 27m

$317

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Thu 1/1

9:44 pm-11:33 pm

Nonstop2h 49m

$121

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 21 results

Compare providers for flights from Newark to St. Louis

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

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	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 Newark Airport-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Newark Airport-St. Louis flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Newark Airport-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub 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 Newark Airport-St. Louis 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 Newark to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Newark 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 Newark Airport to St. Louis

Prices

Delays

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

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Newark Airport to St. Louis. 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 Newark Airport to St. Louis?

Currently, June is the cheapest month in which you can book a flight from Newark Airport to St. Louis (average of $180). Flying from Newark Airport to St. Louis in February is currently the most expensive (average of $275). 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 EWR to STL?

It’s typically best to fly out from Newark Airport to St. Louis in the evening. Doing so could potentially save you 22% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

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

The best insider tips for Newark Airport to St. Louis flights

Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to St. Louis trip

Airports

EWR

Plan for long security waits at EWR. Arrive at least two hours before your flight to avoid delays.

STL

Use the MetroLink light rail from STL for a convenient and economical trip to downtown St. Louis in about 40 minutes.

Our travel experts

Brandon Schultz

Expert on EWR

Taryn White

Expert on STL

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Newark Airport to St. Louis, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,984 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta

8.0

Very good

7,984 reviews

Delta

8.0

Very good

7,984 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

United Airlines

7.4

Good

8,982 reviews

Delta

8.0

Very good

7,984 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

American Airlines

7.2

Good

11,043 reviews

Delta

8.0

Very good

7,984 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Spirit Airlines

6.3

Okay

8,097 reviews

Delta

8.0

Very good

7,984 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Related info for your journey

What airport do you fly into for flights to St. Louis from Newark?
Lambert-St Louis (STL), located 12.7 mi from the city center, is the airport you fly into when you book flights from Newark to St. Louis. 4 airlines have flights to Lambert-St Louis from Newark on a regular basis. Booking flights from Newark to Lambert-St Louis should not be difficult; the airport handles an average of 4 inbound flights from Newark per day.
How popular is this Newark Airport to St. Louis flight route?
Flights from Newark to Lambert-St Louis have been viewed 16 times in the past calendar month.
How long is the flight from Newark Airport to St. Louis?
Airlines like United Airlines and Delta fly from Newark Airport to St. Louis in about 5h 11m. The time it takes to get you to your destination can typically vary by up to 44m. Newark Airport and St. Louis are separated by a distance of 869 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Newark Airport to St. Louis round-trip?
Spirit Airlines, at $152, was found to be the cheapest airline from Newark Airport to St. Louis.Alternate airlines to your destination round-trip include American Airlines and Delta. Spirit Airlines is priced at 62% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Newark Airport to St. Louis?
Before booking your flight to St. Louis from Newark Airport, check out the most reliable airlines to get you to your destination on time: United Airlines (80%), Republic Airways (79%), Austrian Airlines( 78%).
What are the cheapest flights from Newark Airport to St. Louis?
The cheapest flight price from Newark Airport to St. Louis is $86. On average you can expect to pay $287. The most popular route, (Newark - Lambert-St Louis), can usually be booked for $163.
Can I find deals for flights from Newark to St. Louis that include hotel bookings?
Yes. In addition to deals on Newark to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Newark to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark to St. Louis.
Can I find deals for business class flights from Newark to St. Louis?
Yes. Cheapflights offers flight deals from Newark to St. Louis 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 Newark Airport to St. Louis?
Currently, June is the cheapest month in which you can book a flight from Newark Airport to St. Louis (average of $180). Flying from Newark Airport to St. Louis in February is currently the most expensive (average of $275). 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

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Other flights to St. Louis

Top 4 airlines flying from Newark to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$152	Average$239	FlexibilityNo cancel fee	On-time65%
American Airlines	Cheapest$196	Average$360	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$216	Average$338	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$245	Average$422	FlexibilityNo cancel fee	On-time69%

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$68+ Cheap flights from Newark (EWR) to St. Louis (STL)

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 11/19. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Newark to St. Louis 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 Newark to Lambert-St Louis are usually found in January or May, booked 70 days in advance, depart on a Saturday or Wednesday and return on a Friday

Cheap flight deals from Newark to St. Louis

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 Newark to St. Louis

Cheapest flights from Newark to St. LouisExplore the most affordable flight options available from Newark to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Explore the most affordable flight options available from Newark to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Newark to St. Louis

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

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

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How often are flights from Newark to St. Louis delayed?

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Which airline has the best punctuality record on Newark to St. Louis flights?

The best insider tips for Newark Airport to St. Louis flights

Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to St. Louis trip

Airports

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STL

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Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Newark Airport to St. Louis, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Newark to St. Louis. 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 into for flights to St. Louis from Newark?

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

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

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

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

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

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

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

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Alternative routes for Newark to St. Louis

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Top 4 airlines flying from Newark to St. Louis

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Cheapest flights from Newark to St. Louis
Explore the most affordable flight options available from Newark to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 16, 2025.