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St. Louis

$57+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — STL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap 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 January 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2610:31 pm
EWR
-
STL
1 stop9h 20m
Multiple Airlines
Mon 3/28:22 pm
STL
-
EWR
1 stop26h 07m
Multiple Airlines
Deal found 1/27$125
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/85:25 am
EWR
-
STL
1 stop26h 26m
Multiple Airlines
Tue 2/103:49 pm
STL
-
EWR
1 stop28h 41m
Multiple Airlines
Deal found 1/25$127
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/225:15 am
EWR
-
STL
1 stop26h 36m
Multiple Airlines
Mon 2/238:22 pm
STL
-
EWR
1 stop10h 43m
Multiple Airlines
Deal found 1/26$129
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:55 am
EWR
-
STL
1 stop25h 56m
Multiple Airlines
Mon 3/28:22 pm
STL
-
EWR
1 stop10h 43m
Multiple Airlines
Deal found 1/25$133
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/2712:28 pm
PHL
-
STL
1 stop19h 23m
Frontier
Mon 3/28:22 pm
STL
-
PHL
1 stop13h 05m
Frontier
Deal found 1/25$133
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1010:31 pm
EWR
-
STL
1 stop9h 20m
Multiple Airlines
Tue 2/173:49 pm
STL
-
EWR
1 stop16h 11m
Multiple Airlines
Deal found 1/24$134
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/277:12 pm
PHL
-
STL
1 stop12h 39m
Frontier
Tue 3/33:49 pm
STL
-
PHL
1 stop19h 33m
Frontier
Deal found 1/26$134
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/23:30 pm
EWR
-
STL
1 stop9h 03m
Multiple Airlines
Sat 2/78:22 pm
STL
-
EWR
1 stop10h 31m
Multiple Airlines
Deal found 1/25$137
This Frontier deal was found by Cheapflights users on 1/27. 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.
Mon 2/2311:54 am
TTN
-
STL
1 stop13h 05m
Frontier
Wed 2/253:49 pm
STL
-
TTN
1 stop6h 50m
Frontier
Deal found 1/27$138
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/234:29 pm
PHL
-
STL
1 stop8h 30m
Frontier
Wed 2/253:49 pm
STL
-
PHL
1 stop29h 04m
Frontier
Deal found 1/27$138
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/55:40 pm
EWR
-
STL
1 stop14h 11m
Multiple Airlines
Mon 2/98:22 pm
STL
-
EWR
1 stop26h 08m
Multiple Airlines
Deal found 1/25$139
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:30 am
PHL
-
STL
1 stop26h 21m
Frontier
Wed 3/48:17 pm
STL
-
PHL
1 stop13h 10m
Frontier
Deal found 1/26$146

Find 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$125
(Kiwi.com)

One-way from

$57
(Trip.com)

Popular in

November

Cheapest in

March

Average price

$334

Good round-trip deal

$353 or less

Good one-way deal

$162 or less
Provider with most accurate pricing for New York (NYC)-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Lambert-St Louis flights.
Search Deals
From New Jersey to Lambert-St Louis
Search Deals
One-way flight from New Jersey to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from New Jersey to Lambert-St Louis.
Search Deals
Price to beat on a one-way flight from New Jersey to Lambert-St Louis.
Search Deals

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 January 27, 2026.
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

Mon 2/23

11:54 am-11:59 pm

1 stop13h 05m

Lambert-St Louis

Wed 2/25

3:49 pm-11:39 pm

1 stop6h 50m

$138

PhiladelphiaSt. Louis

PHL - STL

PHLSTL

Philadelphia

Fri 3/13

5:05 am-1:34 pm

1 stop9h 29m

Lambert-St Louis

Fri 3/20

12:16 pm-12:52 am

1 stop11h 36m

$177

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Mon 2/23

6:00 am-11:59 pm

1 stop18h 59m

Lambert-St Louis

Tue 2/24

3:49 pm-11:39 pm

1 stop6h 50m

$186

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Wed 5/6

8:00 am-11:19 pm

1 stop16h 19m

Lambert-St Louis

Sat 5/9

4:55 pm-9:54 am

1 stop15h 59m

$213

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Sun 2/8

9:06 pm-9:21 am

1 stop13h 15m

Lambert-St Louis

Tue 2/10

3:49 pm-11:39 pm

1 stop6h 50m

$215

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Thu 5/7

10:49 am-11:19 pm

1 stop13h 30m

Lambert-St Louis

Sun 5/10

4:55 pm-11:59 pm

1 stop6h 04m

$236

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Sun 2/8

9:06 pm-9:21 am

1 stop13h 15m

Lambert-St Louis

Sat 2/14

3:49 pm-11:39 pm

1 stop6h 50m

$236

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Sun 2/22

4:05 pm-11:59 pm

1 stop8h 54m

Lambert-St Louis

Wed 2/25

3:49 pm-11:39 pm

1 stop6h 50m

$239

TrentonSt. Louis

TTN - STL

TTNSTL

Trenton-Mercer

Wed 2/18

8:00 am-10:27 pm

1 stop15h 27m

Lambert-St Louis

Fri 2/20

3:49 pm-11:39 pm

1 stop6h 50m

$242

NewarkSt. Louis

EWR - STL

EWRSTL

Newark

Tue 4/28

3:15 pm-9:08 pm

1 stop6h 53m

Lambert-St Louis

Wed 4/29

6:15 am-9:51 am

Nonstop2h 36m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

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 January is currently the most expensive (average of $287). 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 January 27, 2026.

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 at noon tend to be the most expensive. A flight in the evening 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 January 24, 2026.

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

Weekly flight availability from New Jersey to St. Louis

Explore weekly flight availability from New Jersey to St. Louis. 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 January 27, 2026.

The most flights from USNJ to STL are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

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 5h 56m. The time it takes to get you to your destination can typically vary by up to 7h 09m. There are 869 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 $68. However, be on the lookout for offers from Spirit Airlines and American Airlines, 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 Newark - Lambert-St Louis or New York John F Kennedy Intl - Lambert-St Louis, New York LaGuardia - 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: Republic Airways (85%), United Airlines (82%), Austrian Airlines( 73%).

  • What are the cheapest flights from New Jersey to St. Louis?

    The cheapest flight price from New Jersey to St. Louis is $120. On average you can expect to pay $292. The most popular route, (New York LaGuardia - Lambert-St Louis), can usually be booked for $149.

  • 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 January is currently the most expensive (average of $287). 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
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
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 3 airlines flying from New Jersey to St. Louis

Discover the top 3 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$177Average$338FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$196Average$372FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$245Average$402FlexibilityNo cancel feeOn-time69%

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