$142+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — STL
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from LaGuardia 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 New York LaGuardia to Lambert-St Louis are usually found in March or August, booked 67 days in advance, depart on a Wednesday or Tuesday 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 February 11, 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 February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/3110:00 pm
LGA
- STL
2 stops26h 25m
Multiple Airlines
Mon 4/134:54 pm
STL
- LGA
1 stop23h 34m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$267
This Southwest deal was found by Cheapflights users on 2/8. 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 3/176:50 am
LGA
- STL
1 stop5h 50m
Southwest
Sat 3/214:45 pm
STL
- LGA
1 stop4h 40m
Southwest
Deal found 2/8![Southwest logo]()
$268
This Delta deal was found by Cheapflights users on 2/9. 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.
Wed 5/62:29 pm
LGA
- STL
Nonstop2h 55m
Delta
Sat 5/97:25 am
STL
- LGA
Nonstop2h 29m
Delta
Deal found 2/9![Delta logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/18:53 pm
LGA
- STL
1 stop10h 58m
Frontier
Wed 3/48:17 pm
STL
- LGA
2 stops14h 12m
Frontier
Deal found 2/9![Frontier logo]()
$270
This Expedia deal was found by Cheapflights users on 2/11. 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.
Wed 2/2512:30 pm
LGA
- STL
1 stop10h 57m
Frontier
Sat 2/283:49 pm
STL
- LGA
1 stop18h 40m
Frontier
Deal found 2/11![Frontier logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/1412:59 pm
LGA
- STL
2 stops11h 38m
Multiple Airlines
Tue 3/174:51 pm
STL
- LGA
1 stop17h 38m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$272
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 3/46:55 am
LGA
- STL
Nonstop3h 02m
Delta
Wed 3/45:35 pm
STL
- LGA
Nonstop2h 26m
Delta
Deal found 2/10![Delta logo]()
$273
This American Airlines deal was found by Cheapflights users on 2/9. 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 3/59:13 am
LGA
- STL
Nonstop2h 58m
American Airlines
Tue 3/109:21 am
STL
- LGA
1 stop7h 38m
American Airlines
Deal found 2/9![American Airlines logo]()
$274
This American Airlines deal was found by Cheapflights users on 2/11. 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.
Fri 3/139:13 am
LGA
- STL
Nonstop2h 58m
American Airlines
Tue 3/179:21 am
STL
- LGA
1 stop7h 38m
American Airlines
Deal found 2/11![American Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/66:00 am
LGA
- STL
1 stop6h 49m
Multiple Airlines
Sun 3/84:51 pm
STL
- LGA
1 stop29h 30m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/276:53 pm
LGA
- STL
2 stops15h 56m
Multiple Airlines
Tue 3/3111:27 am
STL
- LGA
1 stop10h 48m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 2/9. 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 3/146:50 am
LGA
- STL
Nonstop2h 55m
Southwest
Mon 3/166:30 pm
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 2/9![Southwest logo]()
$278
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 February 11, 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 February 11, 2026.
This Southwest deal was found by Cheapflights users on 2/10. 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 3/146:50 am
LGA
- STL
Nonstop2h 55m
Southwest
Tue 3/175:35 am
STL
- LGA
1 stop8h 00m
Southwest
Deal found 2/10![Southwest logo]()
$269
This United Airlines deal was found by Cheapflights users on 2/8. 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 5/267:00 am
LGA
- STL
1 stop6h 11m
United Airlines
Sat 5/305:29 pm
STL
- LGA
1 stop4h 53m
United Airlines
Deal found 2/8![United Airlines logo]()
$275
This Delta deal was found by Cheapflights users on 2/8. 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.
Wed 5/65:30 pm
LGA
- STL
Nonstop2h 56m
Delta
Fri 6/195:30 pm
STL
- LGA
1 stop5h 20m
Delta
Deal found 2/8![Delta logo]()
$288
This Southwest deal was found by Cheapflights users on 2/10. 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 3/106:50 am
LGA
- STL
1 stop5h 50m
Southwest
Tue 3/176:00 am
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 2/10![Southwest logo]()
$276
This Delta deal was found by Cheapflights users on 2/9. 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 5/210:06 am
LGA
- STL
Nonstop2h 59m
Delta
Sun 5/36:05 am
STL
- LGA
Nonstop2h 30m
Delta
Deal found 2/9![Delta logo]()
$288
This Southwest deal was found by Cheapflights users on 2/8. 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 5/66:55 am
LGA
- STL
1 stop6h 55m
Southwest
Sat 5/92:05 pm
STL
- LGA
2 stops7h 05m
Southwest
Deal found 2/8![Southwest logo]()
$277
This Southwest deal was found by Cheapflights users on 2/11. 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 3/146:50 am
LGA
- STL
Nonstop2h 55m
Southwest
Mon 3/166:30 pm
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 2/11![Southwest logo]()
$278
This Southwest deal was found by Cheapflights users on 2/10. 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 5/113:00 pm
LGA
- STL
Nonstop2h 50m
Southwest
Wed 5/137:35 pm
STL
- LGA
Nonstop2h 25m
Southwest
Deal found 2/10![Southwest logo]()
$282
This Southwest deal was found by Cheapflights users on 2/10. 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 3/3112:00 pm
LGA
- STL
Nonstop3h 00m
Southwest
Thu 4/25:40 am
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 2/10![Southwest logo]()
$285
This Southwest deal was found by Cheapflights users on 2/10. 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 3/256:00 am
LGA
- STL
1 stop7h 40m
Southwest
Fri 3/276:30 pm
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 2/10![Southwest logo]()
$288
This Southwest deal was found by Cheapflights users on 2/9. 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 3/56:30 pm
LGA
- STL
Nonstop3h 00m
Southwest
Tue 3/106:00 am
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 2/9![Southwest logo]()
$289
Last-minute flights from LaGuardia to St. LouisDiscover last-minute flight deals from LaGuardia to St. Louis. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from LaGuardia to St. Louis. Data last updated February 11, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 2/11. 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.
Wed 2/2512:30 pm
LGA
- STL
1 stop10h 57m
Frontier
Sat 2/283:49 pm
STL
- LGA
1 stop18h 40m
Frontier
Deal found 2/11![Frontier logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/18:53 pm
LGA
- STL
1 stop10h 58m
Frontier
Wed 3/48:17 pm
STL
- LGA
2 stops14h 12m
Frontier
Deal found 2/9![Frontier logo]()
$270
This Delta deal was found by Cheapflights users on 2/10. 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.
Wed 3/46:55 am
LGA
- STL
Nonstop3h 02m
Delta
Wed 3/45:35 pm
STL
- LGA
Nonstop2h 26m
Delta
Deal found 2/10![Delta logo]()
$273
This American Airlines deal was found by Cheapflights users on 2/9. 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 3/59:13 am
LGA
- STL
Nonstop2h 58m
American Airlines
Tue 3/109:21 am
STL
- LGA
1 stop7h 38m
American Airlines
Deal found 2/9![American Airlines logo]()
$274
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/66:00 am
LGA
- STL
1 stop6h 49m
Multiple Airlines
Sun 3/84:51 pm
STL
- LGA
1 stop29h 30m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$276
This Expedia deal was found by Cheapflights users on 2/9. 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 3/912:30 pm
LGA
- STL
1 stop11h 49m
Frontier
Mon 3/168:10 pm
STL
- LGA
1 stop18h 20m
Frontier
Deal found 2/9![Frontier logo]()
$269
This American Airlines deal was found by Cheapflights users on 2/11. 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.
Fri 3/139:13 am
LGA
- STL
Nonstop2h 58m
American Airlines
Tue 3/179:21 am
STL
- LGA
1 stop7h 38m
American Airlines
Deal found 2/11![American Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/1412:59 pm
LGA
- STL
2 stops11h 38m
Multiple Airlines
Tue 3/174:51 pm
STL
- LGA
1 stop17h 38m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 2/9. 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 3/146:50 am
LGA
- STL
Nonstop2h 55m
Southwest
Mon 3/166:30 pm
STL
- LGA
Nonstop2h 20m
Southwest
Deal found 2/9![Southwest logo]()
$278
This Southwest deal was found by Cheapflights users on 2/8. 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 3/176:50 am
LGA
- STL
1 stop5h 50m
Southwest
Sat 3/214:45 pm
STL
- LGA
1 stop4h 40m
Southwest
Deal found 2/8![Southwest logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/276:53 pm
LGA
- STL
2 stops15h 56m
Multiple Airlines
Tue 3/3111:27 am
STL
- LGA
1 stop10h 48m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/3110:00 pm
LGA
- STL
2 stops26h 25m
Multiple Airlines
Mon 4/134:54 pm
STL
- LGA
1 stop23h 34m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$267
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 February 11, 2026.
Search for one-way flight options from LaGuardia to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 5/38:25 pm
LGA
- STL
2 stops18h 47m
Frontier
Deal found 2/8![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 2/2310:00 pm
LGA
- STL
3 stops33h 51m
Multiple Airlines
Deal found 2/7![Multiple Airlines logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 5/146:00 am
LGA
- STL
2 stops18h 19m
Frontier
Deal found 2/8![Frontier logo]()
$144
This Southwest deal was found by Cheapflights users on 2/9. 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 4/116:55 am
LGA
- STL
1 stop12h 05m
Southwest
Deal found 2/9![Southwest logo]()
$145
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/88:45 pm
LGA
- STL
2 stops17h 34m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/712:29 pm
LGA
- STL
2 stops18h 28m
Frontier
Deal found 2/9![Frontier logo]()
$148
This Southwest deal was found by Cheapflights users on 2/11. 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 3/196:00 am
LGA
- STL
Nonstop3h 00m
Southwest
Deal found 2/11![Southwest logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/186:20 am
LGA
- STL
2 stops30h 55m
Frontier
Deal found 2/10![Frontier logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 2/7. 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 2/1712:30 pm
LGA
- STL
2 stops19h 21m
Frontier
Deal found 2/7![Frontier logo]()
$151
This Southwest deal was found by Cheapflights users on 2/8. 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 4/79:55 am
LGA
- STL
2 stops9h 00m
Southwest
Deal found 2/8![Southwest logo]()
$152
This Delta deal was found by Cheapflights users on 2/8. 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 3/56:10 pm
LGA
- STL
Nonstop2h 59m
Delta
Deal found 2/8![Delta logo]()
$153
This Delta deal was found by Cheapflights users on 2/9. 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 4/106:55 am
LGA
- STL
Nonstop2h 49m
Delta
Deal found 2/9![Delta logo]()
$154
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 February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $267 (Kiwi.com) |
One-way from | $142 (Kiwi.com) |
Popular in | December |
Cheapest in | March |
Average price | $361 |
Good round-trip deal | $300 or less |
Good one-way deal | $162 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 February 11, 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
LaGuardia
Fly to
St. Louis
Route
Depart
Return
Price
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Sat 3/14
6:50 am-8:45 am
Nonstop2h 55m
Lambert-St Louis
Tue 3/17
5:35 am-2:35 pm
1 stop8h 00m
$269
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Tue 5/26
7:00 am-12:11 pm
1 stop6h 11m
Lambert-St Louis
Sat 5/30
5:29 pm-11:22 pm
1 stop4h 53m
$275
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Tue 3/10
6:50 am-11:40 am
1 stop5h 50m
Lambert-St Louis
Tue 3/17
6:00 am-9:20 am
Nonstop2h 20m
$276
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Wed 5/6
6:55 am-12:50 pm
1 stop6h 55m
Lambert-St Louis
Sat 5/9
2:05 pm-10:10 pm
2 stops7h 05m
$277
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Sat 3/14
6:50 am-8:45 am
Nonstop2h 55m
Lambert-St Louis
Mon 3/16
6:30 pm-9:50 pm
Nonstop2h 20m
$278
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Mon 5/11
3:00 pm-4:50 pm
Nonstop2h 50m
Lambert-St Louis
Wed 5/13
7:35 pm-11:00 pm
Nonstop2h 25m
$282
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Tue 3/31
12:00 pm-2:00 pm
Nonstop3h 00m
Lambert-St Louis
Thu 4/2
5:40 am-9:00 am
Nonstop2h 20m
$285
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Wed 5/6
5:30 pm-7:26 pm
Nonstop2h 56m
Lambert-St Louis
Fri 6/19
5:30 pm-11:50 pm
1 stop5h 20m
$288
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Sat 5/2
10:06 am-12:05 pm
Nonstop2h 59m
Lambert-St Louis
Sun 5/3
6:05 am-9:35 am
Nonstop2h 30m
$288
New YorkSt. Louis
LGA - STL
LGASTL
New York LaGuardia
Wed 3/25
6:00 am-12:40 pm
1 stop7h 40m
Lambert-St Louis
Fri 3/27
6:30 pm-9:50 pm
Nonstop2h 20m
$288
Showing 1-10 of 22 results
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 February.
| 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 |
- Most accurate provider: When it comes to deals on New York LaGuardia 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 New York LaGuardia Airport-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New York LaGuardia 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 New York LaGuardia 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 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
How far ahead should I book a flight from New York LaGuardia Airport to St. Louis?
Use this chart to determine the optimal time to book a round-trip flight from LaGuardia to St. Louis. Price data was last updated on February 6, 2026.
To ensure you get the cheapest price possible for a flight from New York LaGuardia Airport to St. Louis, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from New York LaGuardia Airport to St. Louis?
Currently, April is the cheapest month in which you can book a flight from New York LaGuardia Airport to St. Louis (average of $177). Flying from New York LaGuardia Airport to St. Louis in February is currently the most expensive (average of $270). 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 LGA to STL?
Find hourly flight availability from LaGuardia 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 February 11, 2026.
It’s typically best to fly out from New York LaGuardia Airport to St. Louis in the morning. Doing so could potentially save you 9% on the flight price compared to flying in the evening, which is usually more expensive.
What is the cheapest day to fly from New York LaGuardia Airport to St. Louis?
Use this chart to determine the cheapest time to fly round-trip from LaGuardia to St. Louis. Price data was last updated on February 7, 2026.
Travelers seeking maximum savings on their New York LaGuardia Airport to St. Louis flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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 February 11, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and American 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.
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Comfort
8.0
Entertainment
7.5
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from LaGuardia 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 locationsEdwardsville
O'Fallon
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
Chesterfield
Alton
Farmington
Festus
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LaGuardia and St. Louis flights
Browse other LaGuardia and St. Louis flight options. Last updated on February 11, 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 February 11, 2026.
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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 February 11, 2026.
Top 4 airlines flying from LaGuardia to St. Louis
Discover the top 4 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$136 | Average$184 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$185 | Average$354 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$197 | Average$332 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$217 | Average$327 | FlexibilityNo cancel fee | On-time71% |