$147+ Cheap flights from LaGuardia, NY (LGA) 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — STL
Jul 22 — Jul 291
Round-trip
1 adult, Economy
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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”2. Select your favorite providers
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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 New York LaGuardia to Lambert-St Louis are usually found in October or August, booked 38 days in advance, depart on a Wednesday or Thursday and return on a Wednesday
Cheap flight deals from LaGuardia to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from LaGuardia to St. LouisExplore the most affordable flight options available from LaGuardia to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
Explore the most affordable flight options available from LaGuardia to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
This CheapOair deal was found by Cheapflights users on 6/21. 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.
Thu 7/910:00 pm
LGA
- STL
1 stop11h 57m
Frontier
Sun 7/124:09 pm
STL
- LGA
1 stop22h 51m
Frontier
Deal found 6/21![Frontier logo]()
$320
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 8/66:30 am
LGA
- STL
Nonstop2h 38m
Delta
Mon 8/109:25 am
STL
- LGA
Nonstop2h 31m
Delta
Deal found 6/17![Delta logo]()
$321
This American Airlines deal was found by Cheapflights users on 6/17. 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.
Thu 8/66:55 am
LGA
- STL
Nonstop2h 48m
American Airlines
Mon 8/106:00 am
STL
- LGA
Nonstop2h 29m
American Airlines
Deal found 6/17![American Airlines logo]()
$322
This Jettzy deal was found by Cheapflights users on 6/18. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/68:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Fri 7/104:09 pm
STL
- LGA
1 stop22h 51m
Frontier
Deal found 6/18![Frontier logo]()
$323
This Southwest deal was found by Cheapflights users on 6/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:00 am
LGA
- STL
2 stops13h 00m
Southwest
Sat 7/2512:50 pm
STL
- LGA
1 stop5h 45m
Southwest
Deal found 6/18![Southwest logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 7/1010:00 pm
LGA
- STL
1 stop11h 57m
Frontier
Mon 7/138:08 pm
STL
- LGA
2 stops20h 43m
Frontier
Deal found 6/17![Frontier logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:00 pm
LGA
- STL
1 stop11h 57m
Frontier
Mon 7/208:08 pm
STL
- LGA
2 stops23h 49m
Frontier
Deal found 6/19![Frontier logo]()
$326
This American Airlines deal was found by Cheapflights users on 6/21. 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.
Thu 9/38:44 am
LGA
- STL
1 stop5h 10m
American Airlines
Tue 9/86:00 am
STL
- LGA
1 stop5h 55m
American Airlines
Deal found 6/21![American Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/3010:00 pm
LGA
- STL
1 stop11h 57m
Frontier
Sun 8/28:08 pm
STL
- LGA
2 stops20h 43m
Frontier
Deal found 6/21![Frontier logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2010:55 pm
LGA
- STL
2 stops19h 42m
Frontier
Fri 7/244:57 pm
STL
- LGA
1 stop25h 45m
Frontier
Deal found 6/19![Frontier logo]()
$329
Best flights from LaGuardia to St. LouisDiscover carefully curated flight deals from LaGuardia to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
Discover carefully curated flight deals from LaGuardia to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 8/66:25 pm
LGA
- STL
Nonstop3h 06m
Delta
Sat 8/87:05 am
STL
- LGA
Nonstop2h 30m
Delta
Deal found 6/17![Delta logo]()
$321
This Southwest deal was found by Cheapflights users on 6/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:30 pm
LGA
- STL
1 stop9h 10m
Southwest
Sun 9/207:45 pm
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 6/19![Southwest logo]()
$351
This Delta deal was found by Cheapflights users on 6/17. 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.
Thu 8/610:00 am
LGA
- STL
Nonstop2h 47m
Delta
Mon 8/107:00 am
STL
- LGA
1 stop5h 42m
Delta
Deal found 6/17![Delta logo]()
$332
This Southwest deal was found by Cheapflights users on 6/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:10 am
LGA
- STL
1 stop6h 40m
Southwest
Sun 9/135:45 am
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 6/20![Southwest logo]()
$365
This Delta deal was found by Cheapflights users on 6/20. 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.
Fri 10/166:55 pm
LGA
- STL
Nonstop2h 56m
Delta
Tue 10/205:00 pm
STL
- LGA
Nonstop2h 28m
Delta
Deal found 6/20![Delta logo]()
$341
This Southwest deal was found by Cheapflights users on 6/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:05 am
LGA
- STL
2 stops7h 45m
Southwest
Tue 7/285:55 pm
STL
- LGA
1 stop4h 05m
Southwest
Deal found 6/20![Southwest logo]()
$373
This Delta deal was found by Cheapflights users on 6/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:25 pm
LGA
- STL
Nonstop3h 06m
Delta
Sat 8/292:00 pm
STL
- LGA
Nonstop2h 38m
Delta
Deal found 6/19![Delta logo]()
$341
This Southwest deal was found by Cheapflights users on 6/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:20 am
LGA
- STL
2 stops11h 15m
Southwest
Mon 10/128:25 am
STL
- LGA
1 stop6h 40m
Southwest
Deal found 6/21![Southwest logo]()
$380
This Delta deal was found by Cheapflights users on 6/21. 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.
Fri 9/41:50 pm
LGA
- STL
Nonstop2h 48m
Delta
Tue 9/86:00 am
STL
- LGA
1 stop4h 41m
Delta
Deal found 6/21![Delta logo]()
$351
This Delta deal was found by Cheapflights users on 6/21. 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.
Fri 7/171:55 pm
LGA
- STL
Nonstop2h 48m
Delta
Tue 7/2112:28 pm
STL
- LGA
Nonstop2h 38m
Delta
Deal found 6/21![Delta logo]()
$352
Last-minute flights from LaGuardia to St. LouisDiscover last-minute flight deals from LaGuardia to St. Louis. Data last updated June 22, 2026 and is based on user searches.
Discover last-minute flight deals from LaGuardia to St. Louis. Data last updated June 22, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 6/21. 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 7/68:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Wed 7/84:09 pm
STL
- LGA
1 stop22h 51m
Frontier
Deal found 6/21![Frontier logo]()
$322
This Jettzy deal was found by Cheapflights users on 6/18. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/68:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Fri 7/104:09 pm
STL
- LGA
1 stop22h 51m
Frontier
Deal found 6/18![Frontier logo]()
$323
This Trip.com deal was found by Cheapflights users on 6/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:29 am
LGA
- STL
1 stop12h 08m
Frontier
Thu 7/304:09 pm
STL
- LGA
1 stop22h 51m
Frontier
Deal found 6/18![Frontier logo]()
$331
This CheapOair deal was found by Cheapflights users on 6/21. 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.
Thu 7/910:00 pm
LGA
- STL
1 stop11h 57m
Frontier
Sun 7/124:09 pm
STL
- LGA
1 stop22h 51m
Frontier
Deal found 6/21![Frontier logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 7/1010:00 pm
LGA
- STL
1 stop11h 57m
Frontier
Mon 7/138:08 pm
STL
- LGA
2 stops20h 43m
Frontier
Deal found 6/17![Frontier logo]()
$325
This CheapOair deal was found by Cheapflights users on 6/21. 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.
Fri 7/1710:00 pm
LGA
- STL
1 stop11h 57m
Frontier
Mon 7/204:09 pm
STL
- LGA
1 stop22h 51m
Frontier
Deal found 6/21![Frontier logo]()
$321
This Southwest deal was found by Cheapflights users on 6/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:00 am
LGA
- STL
2 stops13h 00m
Southwest
Sat 7/2512:50 pm
STL
- LGA
1 stop5h 45m
Southwest
Deal found 6/18![Southwest logo]()
$324
This CheapOair deal was found by Cheapflights users on 6/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/208:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Thu 7/234:09 pm
STL
- LGA
1 stop22h 51m
Frontier
Deal found 6/19![Frontier logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2010:55 pm
LGA
- STL
2 stops19h 42m
Frontier
Fri 7/244:57 pm
STL
- LGA
1 stop25h 45m
Frontier
Deal found 6/19![Frontier logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 6/21. 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 7/3010:00 pm
LGA
- STL
1 stop11h 57m
Frontier
Sun 8/28:08 pm
STL
- LGA
2 stops20h 43m
Frontier
Deal found 6/21![Frontier logo]()
$328
One-way flights from LaGuardia to St. LouisSearch for one-way flight options from LaGuardia to St. Louis. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
Search for one-way flight options from LaGuardia to St. Louis. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
This Delta deal was found by Cheapflights users on 6/22. 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.
Sat 7/181:55 pm
LGA
- STL
Nonstop2h 48m
Delta
Deal found 6/22![Delta logo]()
$147
This Booking.com deal was found by Cheapflights users on 6/21. 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 8/88:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Deal found 6/21![Frontier logo]()
$148
This Super.com deal was found by Cheapflights users on 6/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Deal found 6/19![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 6/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:29 pm
LGA
- STL
2 stops21h 53m
Frontier
Deal found 6/20![Frontier logo]()
$152
This Booking.com deal was found by Cheapflights users on 6/21. 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.
Sun 8/98:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Deal found 6/21![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 6/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:29 pm
LGA
- STL
2 stops21h 53m
Frontier
Deal found 6/19![Frontier logo]()
$154
This Super.com deal was found by Cheapflights users on 6/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/118:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Deal found 6/19![Frontier logo]()
$156
This Southwest deal was found by Cheapflights users on 6/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:30 pm
LGA
- STL
1 stop7h 25m
Southwest
Deal found 6/21![Southwest logo]()
$157
This Frontier deal was found by Cheapflights users on 6/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/3010:00 pm
LGA
- STL
1 stop11h 52m
Frontier
Deal found 6/20![Frontier logo]()
$158
This Booking.com deal was found by Cheapflights users on 6/21. 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 7/48:29 pm
LGA
- STL
1 stop28h 30m
Frontier
Deal found 6/21![Frontier logo]()
$159
This Southwest deal was found by Cheapflights users on 6/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/178:35 am
LGA
- STL
Nonstop2h 45m
Southwest
Deal found 6/21![Southwest logo]()
$161
Find flight deals from LaGuardia to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) 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 June 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $320 (CheapOair) |
One-way from | $147 (Delta) |
Popular in | December |
Cheapest in | October |
Average price | $463 |
Good round-trip deal | $364 or less |
Good one-way deal | $194 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from LaGuardia 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 June 22, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Thu 8/6
6:25 pm-8:31 pm
Nonstop3h 06m
Lambert-St Louis
Sat 8/8
7:05 am-10:35 am
Nonstop2h 30m
$321
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Thu 8/6
10:00 am-11:47 am
Nonstop2h 47m
Lambert-St Louis
Mon 8/10
7:00 am-1:42 pm
1 stop5h 42m
$332
Quickest round-trip
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Fri 10/16
6:55 pm-8:51 pm
Nonstop2h 56m
Lambert-St Louis
Tue 10/20
5:00 pm-8:28 pm
Nonstop2h 28m
$341
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Fri 8/21
6:25 pm-8:31 pm
Nonstop3h 06m
Lambert-St Louis
Sat 8/29
2:00 pm-5:38 pm
Nonstop2h 38m
$341
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Wed 9/16
12:30 pm-8:40 pm
1 stop9h 10m
Lambert-St Louis
Sun 9/20
7:45 pm-11:05 pm
Nonstop2h 20m
$351
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Fri 9/4
1:50 pm-3:38 pm
Nonstop2h 48m
Lambert-St Louis
Tue 9/8
6:00 am-11:41 am
1 stop4h 41m
$351
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Fri 7/17
1:55 pm-3:43 pm
Nonstop2h 48m
Lambert-St Louis
Tue 7/21
12:28 pm-4:06 pm
Nonstop2h 38m
$352
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Thu 9/10
6:10 am-11:50 am
1 stop6h 40m
Lambert-St Louis
Sun 9/13
5:45 am-9:05 am
Nonstop2h 20m
$365
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Mon 7/27
11:05 am-5:50 pm
2 stops7h 45m
Lambert-St Louis
Tue 7/28
5:55 pm-11:00 pm
1 stop4h 05m
$373
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Sat 10/10
6:20 am-4:35 pm
2 stops11h 15m
Lambert-St Louis
Mon 10/12
8:25 am-4:05 pm
1 stop6h 40m
$380
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from LaGuardia 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 LaGuardia to St. Louis in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
Best time to book a flight from LaGuardia to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from LaGuardia with our price prediction graph.
LGA-STL
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 York LaGuardia Airport to St. Louis
The best insider tips for New York LaGuardia 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 New York LaGuardia 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 June 22, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andAmerican Airlines from New York LaGuardia Airport to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Comfort
8.0
Food
7.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
7.9
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Alton
Farmington
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St. Louis flight routes
Alternative routes for LaGuardia to St. Louis
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Complete your trip
Complete your trip to St. Louis by adding a car rental and/or hotel reservation to your travel itinerary.
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LaGuardia and St. Louis flights
Browse other LaGuardia and St. Louis flight options. Last updated on June 22, 2026.
Other flights from LaGuardia
Browse through other flights departing from LaGuardia. Flights are based on user searches made on Cheapflights and were last updated on June 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 22, 2026.
Top 3 airlines flying from LaGuardia to St. Louis
Discover the top 3 airlines that operate flights from LaGuardia 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 June 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$207 | Average$402 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$230 | Average$407 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$253 | Average$364 | FlexibilityNo cancel fee | On-time71% |