HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Newark

$77+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
STL — EWR
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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.

The best prices from Lambert-St Louis to Newark are usually found in September or April, booked 62 days in advance, depart on a Friday or Saturday and return on a Wednesday

Cheap flight deals from St. Louis to Newark

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Newark (EWR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$136
(Mytrip)

One-way from

$77
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$430

Good round-trip deal

$301 or less

Good one-way deal

$278 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. 2% potential increase in price ($11 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 February 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 February 20, 2025.

This Mytrip deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/16:47 pmSTL - EWR
1 stop22h 38mSpirit Airlines
Thu 4/312:10 pmEWR - STL
1 stop6h 42mSpirit Airlines
Deal found 2/20$136
This United Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/17:25 amSTL - EWR
Nonstop2h 38mUnited Airlines
Tue 4/82:00 pmEWR - STL
Nonstop2h 48mUnited Airlines
Deal found 2/18$177
This Mytrip deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:11 pmSTL - EWR
1 stop14h 48mMultiple Airlines
Wed 4/305:30 amEWR - STL
2 stops31h 15mMultiple Airlines
Deal found 2/19$194
This Delta deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:50 amSTL - EWR
1 stop4h 03mDelta
Thu 4/179:35 amEWR - STL
1 stop4h 21mDelta
Deal found 2/20$197
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/121:51 pmSTL - EWR
1 stop5h 26mAmerican Airlines
Sat 3/157:18 pmEWR - STL
1 stop5h 38mAmerican Airlines
Deal found 2/19$217

Find flights from St. Louis to Newark within your budget

Customize your flight search to find flights from St. Louis to Newark that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

St. Louis

Fly to

Newark

Route

Depart

Return

Price

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/1

6:47 pm-9:54 pm

1 stop26h 07m

Newark

Tue 4/8

6:05 am-5:52 pm

1 stop12h 47m

$136

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/1

7:25 am-11:03 am

Nonstop2h 38m

Newark

Tue 4/8

2:00 pm-3:48 pm

Nonstop2h 48m

$177

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/15

6:11 pm-9:59 am

1 stop14h 48m

Newark

Wed 4/30

5:30 am-11:45 am

2 stops31h 15m

$194

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/15

6:50 am-11:53 am

1 stop4h 03m

Newark

Thu 4/17

9:35 am-12:56 pm

1 stop4h 21m

$197

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Wed 3/12

1:51 pm-8:17 pm

1 stop5h 26m

Newark

Sat 3/15

7:18 pm-11:56 pm

1 stop5h 38m

$217

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 4/1

6:47 pm-6:25 pm

1 stop22h 38m

$77

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Tue 3/11

5:33 pm-8:59 pm

Nonstop2h 26m

$89

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Mon 4/14

5:15 pm-10:00 pm

2 stops27h 45m

$105

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Fri 4/4

10:17 am-4:29 pm

1 stop5h 12m

$119

St. LouisNewark

STL - EWR

STLEWR

Lambert-St Louis

Mon 3/17

7:10 pm-12:48 am

1 stop4h 38m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 11 results
1
2

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Newark Airport flight deals on Cheapflights vs. FlightHub >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 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 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.

Travel insights for flights from St. Louis to Newark

Get recent, data-driven insights about flights from St. Louis to Newark including ideal travel times, pricing trends, and more.

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 February 14, 2025.

Booking 62 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?

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 February 20, 2025.

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

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 February 20, 2025.

The most flights from STL to EWR are scheduled on a Thursday (5 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Newark by month

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

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

Get insights into the airlines that provide service to Newark. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Newark. Reviews last updated February 20, 2025.
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
9,697 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,697 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,219 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,765 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Spirit Airlines
6.3
Okay
8,013 reviews
Alaska Airlines
8.0
Very good
9,697 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.1

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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?

    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 $136, Spirit Airlines will fly you from St. Louis to Newark Airport and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $177 and $197, respectively. Spirit Airlines is 66% 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 $77. Users have also found prices from $89 and $119 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: United Airlines (90%), Republic Airways (88%), Lufthansa (88%).

  • 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 $759, our data indicates the cheapest price to be $209. The most popular route (Lambert-St Louis - Newark), is priced around $136.

  • 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Queens
Bronx
Woodbridge
Elizabeth
Staten Island
Parsippany
Yonkers
Secaucus
Absecon
East Rutherford
Ronkonkoma
Tannersville
Stamford
East Brunswick
North Bergen
Carteret
Fairfield
Mount Laurel
Saddle Brook
Paterson

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.

Top 4 airlines flying from St. Louis to Newark

Discover the top 4 airlines that operate flights from St. Louis to Newark. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$141Average$215FlexibilityNo cancel feeOn-time65%
DeltaCheapest$230Average$378FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$243Average$388FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$245Average$413FlexibilityNo cancel feeOn-time69%
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.