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St. Louis

$55+ Cheap flights from New Jersey 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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — STL
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheap flight deals from New Jersey to St. Louis

Keep the following information in mind while searching for New Jersey to St. Louis flight deals. Data was last updated October 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$163
(Frontier)

One-way from

$55
(Frontier)

Popular in

December

Cheapest in

January

Average price

$397

Good round-trip deal

$319 or less

Good one-way deal

$151 or less
Provider with most accurate pricing for New York (NYC)-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Lambert-St Louis flights.
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From New Jersey to Lambert-St Louis
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One-way flight from New Jersey to Lambert-St Louis
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Highest demand for flights based on searches. 10% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from New Jersey to Lambert-St Louis.
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Price to beat on a one-way flight from New Jersey to Lambert-St Louis.
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Find flight deals from New Jersey to St. Louis

Cheapest flights from New Jersey to St. Louis
Explore the most affordable flight options available from New Jersey to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Frontier deal was found by Cheapflights users on 10/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/79:08 pmTTN - STL
1 stop12h 51mFrontier
Mon 12/83:30 pmSTL - TTN
1 stop7h 29mFrontier
Deal found 10/26$163
This Priceline deal was found by Cheapflights users on 10/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:00 amTTN - STL
1 stop8h 17mFrontier
Mon 11/1710:25 amSTL - TTN
1 stop6h 10mFrontier
Deal found 10/26$169
This Frontier deal was found by Cheapflights users on 10/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 amTTN - STL
1 stop11h 20mFrontier
Sun 11/162:12 pmSTL - TTN
1 stop8h 47mFrontier
Deal found 10/26$176
This Frontier deal was found by Cheapflights users on 10/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/79:08 pmTTN - STL
1 stop12h 51mFrontier
Thu 12/113:30 pmSTL - TTN
1 stop7h 29mFrontier
Deal found 10/26$183
This Frontier deal was found by Cheapflights users on 10/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amTTN - STL
1 stop8h 17mFrontier
Sun 11/22:12 pmSTL - TTN
1 stop8h 47mFrontier
Deal found 10/26$202
This Booking.com deal was found by Cheapflights users on 10/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:10 amTTN - STL
1 stop17h 23mFrontier
Mon 12/83:30 pmSTL - TTN
1 stop7h 29mFrontier
Deal found 10/26$203
This Booking.com deal was found by Cheapflights users on 10/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:00 amTTN - STL
1 stop12h 10mFrontier
Sun 11/22:12 pmSTL - TTN
1 stop8h 47mFrontier
Deal found 10/26$204
This Priceline deal was found by Cheapflights users on 10/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:00 amTTN - STL
1 stop8h 17mFrontier
Fri 11/145:05 pmSTL - TTN
1 stop5h 54mFrontier
Deal found 10/25$222
This Frontier deal was found by Cheapflights users on 10/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amTTN - STL
1 stop8h 17mFrontier
Sat 11/14:33 pmSTL - TTN
1 stop6h 26mFrontier
Deal found 10/26$228
This Booking.com deal was found by Cheapflights users on 10/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:00 amTTN - STL
1 stop12h 10mFrontier
Sat 11/14:33 pmSTL - TTN
1 stop6h 26mFrontier
Deal found 10/26$231
This Booking.com deal was found by Cheapflights users on 10/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:00 amTTN - STL
1 stop8h 17mFrontier
Tue 11/258:07 amSTL - TTN
1 stop25h 12mFrontier
Deal found 10/25$232
This Mytrip deal was found by Cheapflights users on 10/25. 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.
Thu 11/135:00 amEWR - STL
2 stops13h 57mSpirit Airlines
Sun 11/166:21 pmSTL - EWR
2 stops24h 31mSpirit Airlines
Deal found 10/25$242

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Jersey to St. Louis 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 October 27, 2025.
Use the filters below to find and compare flights from New Jersey to St. Louis that are best for you.

Fly from

New Jersey

Fly to

St. Louis

Route

Depart

Return

Price

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Sun 12/7

9:08 pm-8:59 am

1 stop12h 51m

Lambert-St Louis

Mon 12/8

3:30 pm-11:59 pm

1 stop7h 29m

$163

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Thu 12/11

6:10 am-10:33 pm

1 stop17h 23m

Lambert-St Louis

Sun 12/14

3:30 pm-11:59 pm

1 stop7h 29m

$169

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Thu 11/13

6:00 am-1:17 pm

1 stop8h 17m

Lambert-St Louis

Mon 11/17

10:25 am-5:35 pm

1 stop6h 10m

$169

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Fri 11/14

6:00 am-4:20 pm

1 stop11h 20m

Lambert-St Louis

Sun 11/16

2:12 pm-11:59 pm

1 stop8h 47m

$176

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Sun 12/7

9:08 pm-8:59 am

1 stop12h 51m

Lambert-St Louis

Thu 12/11

3:30 pm-11:59 pm

1 stop7h 29m

$183

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Fri 11/14

6:00 am-4:20 pm

1 stop11h 20m

Lambert-St Louis

Mon 11/17

10:25 am-5:35 pm

1 stop6h 10m

$202

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Sat 12/6

6:10 am-10:33 pm

1 stop17h 23m

Lambert-St Louis

Mon 12/8

3:30 pm-11:59 pm

1 stop7h 29m

$203

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Mon 11/10

6:00 am-1:17 pm

1 stop8h 17m

Lambert-St Louis

Fri 11/14

5:05 pm-11:59 pm

1 stop5h 54m

$222

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Mon 11/17

6:00 am-1:17 pm

1 stop8h 17m

Lambert-St Louis

Tue 11/25

8:07 am-10:19 am

1 stop25h 12m

$232

New YorkSt. Louis

LGA - STL

LGASTL

New York LaGuardia

Tue 12/2

10:15 am-3:40 pm

1 stop6h 25m

Lambert-St Louis

Sat 1/24

11:20 am-5:13 pm

1 stop4h 53m

$261

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 60 results
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Best time to book a flight from New Jersey to St. Louis

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

What is the cheapest month to book a flight from New Jersey to St. Louis?

Currently, June is the cheapest month in which you can book a flight from New Jersey to St. Louis (average of $180). Flying from New Jersey 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 NJ to STL?

Find hourly flight availability from New Jersey to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

One of the essential ways to save on airfare from New Jersey to St. Louis is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 13% on airfare.

What is the cheapest day to fly from New Jersey to St. Louis?

Use this chart to determine the cheapest time to fly round-trip from New Jersey to St. Louis. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New Jersey to St. Louis flight should consider departing on Saturday at noon 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.

Related info for your journey

Find useful and relevant information for your journey from New Jersey 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 New Jersey?

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from New Jersey to St. Louis. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

  • How popular is this New Jersey to St. Louis flight route?

    Within the past month, 16 users have taken a look at flights from New Jersey to Lambert-St Louis.

  • How long is the flight from New Jersey to St. Louis?

    Airlines like Frontier, United Airlines, and Delta fly from New Jersey to St. Louis in about 2h 55m. The time it takes to get you to your destination can typically vary by up to 9h 56m. There are 885 mi between New Jersey and St. Louis. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from New Jersey to St. Louis one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $61. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from New Jersey to St. Louis for a low price.

  • What are the most popular routes from New Jersey to St. Louis?

    While some choose either New York LaGuardia - Lambert-St Louis or New York John F Kennedy Intl - Lambert-St Louis, Newark - Lambert-St Louis is the most popular route from New Jersey to St. Louis.

  • What are the most reliable airlines from New Jersey to St. Louis?

    Before booking your flight to St. Louis from New Jersey, 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 New Jersey to St. Louis?

    The cheapest flight price from New Jersey to St. Louis is $133. On average you can expect to pay $283. The most popular route, (Newark - Lambert-St Louis), can usually be booked for $156.

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

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

  • How can I find direct flights from New Jersey to St. Louis?

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

  • Can I find deals for business class flights from New Jersey to St. Louis?

    Yes. Cheapflights offers flight deals from New Jersey 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 New Jersey to St. Louis?

    Currently, June is the cheapest month in which you can book a flight from New Jersey to St. Louis (average of $180). Flying from New Jersey 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Jersey to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from New Jersey to St. Louis

Discover the top 4 airlines that operate flights from New Jersey to St. Louis. 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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$152Average$239FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$196Average$381FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$338FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$245Average$419FlexibilityNo cancel feeOn-time69%

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