$66+ Cheap flights from Newark (EWR) to St. Louis (STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — STL
Dec 5 — Dec 121
Round-trip
1 adult, Economy
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Find cheap flights from Newark to St. Louis 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 Newark to Lambert-St Louis are usually found in December or January, booked 54 days in advance, depart on a Friday or Saturday and return on a Thursday
Cheap flight deals from Newark to St. Louis
Cheapest
Best
Last-minute
One-way
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 November 5, 2026.
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 November 5, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 11/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:30 am -
1 stop13h 29m
Mon 11/306:05 pm -
1 stop26h 24m
Deal found 11/1![Frontier logo]()
$318
This Trip.com deal was found by Cheapflights users on 11/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:30 am -
1 stop13h 29m
Sun 11/226:05 pm -
1 stop26h 48m
Deal found 11/1![Frontier logo]()
$319
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:05 am -
1 stop6h 05m
Sun 12/66:20 pm -
1 stop26h 09m
Deal found 11/3![Frontier logo]()
$320
This CheapOair deal was found by Cheapflights users on 11/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/611:43 am -
1 stop13h 29m
Thu 12/106:20 pm -
1 stop26h 09m
Deal found 11/3![Frontier logo]()
$321
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Wed 12/98:23 pm -
Nonstop2h 52m
Wed 12/1611:00 am -
Nonstop2h 26m
Deal found 10/31![United Airlines logo]()
$323
This Mytrip deal was found by Cheapflights users on 11/3. 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.
Wed 12/26:05 am -
2 stops15h 06m
Thu 12/36:13 pm -
2 stops29h 16m
Deal found 11/3![Frontier logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 11/2211:00 pm -
2 stops13h 03m
Mon 12/216:21 pm -
1 stop15h 22m
Deal found 11/1![Frontier logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/610:26 pm -
2 stops13h 31m
Wed 12/912:02 pm -
1 stop11h 27m
Deal found 11/5![Frontier logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 11/206:00 am -
1 stop12h 40m
Wed 11/256:35 pm -
2 stops26h 18m
Deal found 11/2![Frontier logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Sat 11/2111:30 am -
1 stop13h 29m
Wed 11/256:35 pm -
2 stops26h 18m
Deal found 11/2![Frontier logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/116:00 am -
1 stop6h 17m
Sun 12/205:37 pm -
2 stops16h 06m
Deal found 11/5![Frontier logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sat 11/146:00 am -
1 stop18h 16m
Fri 12/1112:02 pm -
1 stop11h 27m
Deal found 11/1![Frontier logo]()
$330
Best flights from Newark to St. LouisDiscover 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 November 5, 2026.
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 November 5, 2026.
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Thu 12/32:25 pm -
Nonstop2h 59m
Sun 12/611:00 am -
Nonstop2h 26m
Deal found 11/1![United Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 11/1. 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 11/247:00 am -
Nonstop2h 53m
Fri 11/276:00 am -
Nonstop2h 21m
Deal found 11/1![United Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Sat 12/52:25 pm -
Nonstop2h 59m
Tue 12/86:00 am -
Nonstop2h 21m
Deal found 11/3![United Airlines logo]()
$393
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Thu 12/37:55 am -
Nonstop2h 54m
Mon 12/76:00 am -
Nonstop2h 21m
Deal found 11/2![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Mon 11/238:45 am -
Nonstop3h 03m
Thu 11/267:30 am -
1 stop6h 45m
Deal found 10/31![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Sat 12/122:25 pm -
Nonstop2h 59m
Thu 12/175:05 am -
1 stop5h 25m
Deal found 11/4![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Mon 11/238:45 am -
Nonstop3h 03m
Fri 11/276:00 am -
1 stop5h 20m
Deal found 11/2![United Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 1/86:00 am -
1 stop5h 08m
Sun 1/104:57 pm -
Nonstop2h 34m
Deal found 11/4![United Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/308:07 am -
1 stop5h 19m
Sat 1/26:04 am -
Nonstop2h 26m
Deal found 11/3![United Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 10/31. 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 12/298:07 am -
1 stop7h 11m
Sun 1/36:03 am -
Nonstop2h 26m
Deal found 10/31![United Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 11/266:59 am -
Nonstop2h 53m
Mon 11/306:50 pm -
1 stop5h 09m
Deal found 11/3![United Airlines logo]()
$497
Last-minute flights from Newark to St. LouisDiscover last-minute flight deals from Newark to St. Louis. Data last updated November 5, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to St. Louis. Data last updated November 5, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Sat 11/146:00 am -
1 stop18h 16m
Fri 12/1112:02 pm -
1 stop11h 27m
Deal found 11/1![Frontier logo]()
$330
This Cheapflightsfares deal was found by Cheapflights users on 11/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:30 am -
1 stop13h 29m
Mon 11/306:05 pm -
1 stop26h 24m
Deal found 11/1![Frontier logo]()
$318
This Trip.com deal was found by Cheapflights users on 11/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2011:30 am -
1 stop13h 29m
Sun 11/226:05 pm -
1 stop26h 48m
Deal found 11/1![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 11/206:00 am -
1 stop12h 40m
Wed 11/256:35 pm -
2 stops26h 18m
Deal found 11/2![Frontier logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Sat 11/2111:30 am -
1 stop13h 29m
Wed 11/256:35 pm -
2 stops26h 18m
Deal found 11/2![Frontier logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 11/2211:00 pm -
2 stops13h 03m
Mon 12/216:21 pm -
1 stop15h 22m
Deal found 11/1![Frontier logo]()
$325
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:05 am -
1 stop6h 05m
Sun 12/66:20 pm -
1 stop26h 09m
Deal found 11/3![Frontier logo]()
$320
This Mytrip deal was found by Cheapflights users on 11/3. 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.
Wed 12/26:05 am -
2 stops15h 06m
Thu 12/36:13 pm -
2 stops29h 16m
Deal found 11/3![Frontier logo]()
$324
This CheapOair deal was found by Cheapflights users on 11/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/611:43 am -
1 stop13h 29m
Thu 12/106:20 pm -
1 stop26h 09m
Deal found 11/3![Frontier logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/610:26 pm -
2 stops13h 31m
Wed 12/912:02 pm -
1 stop11h 27m
Deal found 11/5![Frontier logo]()
$326
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Wed 12/98:23 pm -
Nonstop2h 52m
Wed 12/1611:00 am -
Nonstop2h 26m
Deal found 10/31![United Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/116:00 am -
1 stop6h 17m
Sun 12/205:37 pm -
2 stops16h 06m
Deal found 11/5![Frontier logo]()
$329
One-way flights from Newark to St. LouisSearch for one-way flight options from Newark to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
Search for one-way flight options from Newark to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/2. 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.
Wed 12/26:05 am -
1 stop6h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$66
This Trip.com deal was found by Cheapflights users on 11/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:00 am -
1 stop6h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 12/146:00 am -
1 stop6h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Frontier logo]()
$94
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/166:00 am -
1 stop6h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$99
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:05 am -
1 stop6h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$103
This Trip.com deal was found by Cheapflights users on 11/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
1 stop6h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 12/610:26 pm -
1 stop13h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$108
This CheapOair deal was found by Cheapflights users on 11/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:00 am -
1 stop6h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$111
Find flight deals from Newark to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to St. Louis (STL). 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 November 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $318 (Cheapflightsfares) |
One-way from | $66 (Kiwi.com) |
Popular in | July |
Cheapest in | December |
Average price | $401 |
Good round-trip deal | $411 or less |
Good one-way deal | $246 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Newark 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 7,457,451 searches. Data last updated November 5, 2026.
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
Cheapest round-trip
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Sat 12/5
2:25 pm-4:24 pm
Nonstop2h 59m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$147
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Wed 12/30
6:00 am-10:05 am
1 stop5h 05m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$157
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Thu 11/26
8:00 am-12:10 pm
1 stop5h 10m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$157
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Fri 12/4
2:25 pm-4:24 pm
Nonstop2h 59m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$197
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Tue 12/1
8:23 pm-10:15 pm
Nonstop2h 52m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$197
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Mon 12/7
7:55 am-9:49 am
Nonstop2h 54m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$197
Quickest round-trip
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Thu 12/17
9:08 pm-10:59 pm
Nonstop2h 51m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$197
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Sun 11/22
7:59 pm-9:52 pm
Nonstop2h 53m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$202
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Thu 12/24
6:59 pm-11:38 pm
1 stop5h 39m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$213
NewarkSt. Louis
EWR Newark - STL Lambert-St Louis
EWRSTL
Newark
Tue 12/15
7:00 pm-12:05 am
1 stop6h 05m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$228
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Newark to St. Louis
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 Newark to St. Louis in November.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
EWR-STL
Estimated round-trip price
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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 53 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, December is the cheapest month in which you can book a flight from Newark Airport to St. Louis (average of $389). Flying from Newark Airport to St. Louis in July is currently the most expensive (average of $543). 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?
Find hourly flight availability from Newark 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 November 5, 2026.
It’s typically best to fly out from Newark Airport to St. Louis in the evening. Doing so could potentially save you 28% on the flight price compared to flying at noon, which is usually more expensive.
What is the cheapest day to fly from Newark Airport to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from Newark to St. Louis. Price data was last updated on October 31, 2026.
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.
How often are flights from Newark to St. Louis delayed?
About 14% of weekly flights between Newark and St. Louis have experienced delays in the past year, with the average delay time being 154 minutes.
What is the most punctual flight time for Newark to St. Louis flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Saturday 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.
The best insider tips for Newark Airport to St. Louis flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Newark Airport to St. Louis trip
Our travel experts
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated November 5, 2026.
Read through reviews of airlines operating flights from Newark Airport to St. Louis, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Boarding
8.1
Entertainment
7.8
Overall
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
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.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Wentzville
Maryland Heights
Chesterfield
Edwardsville
Glencoe
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Newark and St. Louis flights
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Top 4 airlines flying from Newark to St. Louis
Discover the top 4 airlines that operate flights from Newark 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 7,457,451 searches. Data last updated November 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$111 | Average$229 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$231 | Average$415 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$294 | Average$487 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$310 | Average$466 | FlexibilityNo cancel fee | On-time71% |