$136+ Cheap flights from New Windsor to St. Louis (SWF - 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — STL
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Stewart 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.Cheap flight deals from Stewart to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Stewart to St. LouisExplore the most affordable flight options available from Stewart to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Stewart to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 10/2210:56 am -
1 stop13h 17m
Sun 10/254:30 pm -
1 stop24h 41m
Deal found 9/5![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Fri 12/411:03 am -
1 stop14h 38m
Sun 12/66:05 pm -
1 stop15h 08m
Deal found 9/7![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/1510:56 am -
1 stop13h 17m
Sun 10/184:30 pm -
1 stop24h 41m
Deal found 9/6![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Thu 10/2910:56 am -
1 stop13h 20m
Sun 11/14:26 pm -
2 stops18h 10m
Deal found 9/7![Multiple Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/110:56 am -
1 stop7h 58m
Mon 10/55:19 pm -
2 stops41h 20m
Deal found 9/6![Multiple Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 11/1910:56 am -
1 stop13h 20m
Fri 11/206:35 pm -
2 stops16h 04m
Deal found 9/6![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 11/2011:29 am -
1 stop13h 30m
Tue 11/245:59 pm -
1 stop13h 40m
Deal found 9/8![Multiple Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 11/510:56 am -
1 stop13h 20m
Sun 11/84:26 pm -
1 stop24h 48m
Deal found 9/9![Multiple Airlines logo]()
$470
Best flights from Stewart to St. LouisDiscover carefully curated flight deals from Stewart to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Stewart to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Fri 12/411:03 am -
1 stop14h 38m
Sun 12/66:05 pm -
1 stop15h 08m
Deal found 9/7![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/1510:56 am -
1 stop13h 17m
Sun 10/184:30 pm -
1 stop24h 41m
Deal found 9/6![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/2210:56 am -
1 stop13h 17m
Sun 10/254:30 pm -
1 stop24h 41m
Deal found 9/8![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 11/2011:29 am -
1 stop13h 30m
Tue 11/245:59 pm -
1 stop13h 40m
Deal found 9/8![Multiple Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 11/259:29 am -
1 stop15h 30m
Sun 12/66:05 pm -
1 stop15h 08m
Deal found 9/10![Multiple Airlines logo]()
$474
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 11/1910:56 am -
1 stop13h 20m
Sun 11/225:59 pm -
1 stop15h 40m
Deal found 9/6![Multiple Airlines logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/810:56 am -
1 stop13h 17m
Sat 10/104:30 pm -
1 stop16h 46m
Deal found 9/8![Multiple Airlines logo]()
$499
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Thu 10/110:56 am -
1 stop7h 58m
Sun 10/45:19 pm -
2 stops17h 17m
Deal found 9/7![Multiple Airlines logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 10/810:56 am -
1 stop13h 17m
Fri 10/96:35 pm -
2 stops16h 04m
Deal found 9/9![Multiple Airlines logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Thu 11/1210:56 am -
1 stop13h 20m
Sat 11/144:26 pm -
1 stop16h 50m
Deal found 9/9![Multiple Airlines logo]()
$517
Last-minute flights from Stewart to St. LouisDiscover last-minute flight deals from Stewart to St. Louis. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Stewart to St. Louis. Data last updated September 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/110:56 am -
1 stop7h 58m
Mon 10/55:19 pm -
2 stops41h 20m
Deal found 9/6![Multiple Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/110:56 am -
1 stop7h 58m
Sun 10/45:19 pm -
2 stops17h 17m
Deal found 9/6![Multiple Airlines logo]()
$485
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/810:56 am -
1 stop13h 17m
Sat 10/104:30 pm -
1 stop16h 46m
Deal found 9/8![Multiple Airlines logo]()
$499
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/1510:56 am -
1 stop13h 17m
Sun 10/184:30 pm -
1 stop24h 41m
Deal found 9/6![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Thu 10/2210:56 am -
1 stop13h 17m
Sun 10/254:30 pm -
1 stop24h 41m
Deal found 9/5![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Thu 10/2910:56 am -
1 stop13h 20m
Sun 11/14:26 pm -
2 stops18h 10m
Deal found 9/7![Multiple Airlines logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 10/3012:16 pm -
2 stops12h 00m
Sun 11/14:26 pm -
1 stop24h 45m
Deal found 9/10![Multiple Airlines logo]()
$498
One-way flights from Stewart to St. LouisSearch for one-way flight options from Stewart to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Stewart to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Thu 10/2910:38 am -
2 stops32h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Thu 10/1510:18 am -
2 stops32h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$151
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/2511:58 am -
2 stops30h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 9/2812:16 pm -
3 stops49h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Wed 9/3012:39 pm -
2 stops30h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 11/212:16 pm -
3 stops54h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 11/1812:39 pm -
3 stops24h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
Sun 10/1811:53 am -
3 stops36h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Wed 10/2812:39 pm -
2 stops35h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/1912:16 pm -
3 stops54h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Wed 10/1412:39 pm -
3 stops23h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$195
Find flight deals from Stewart to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $367 (Kiwi.com) |
One-way from | $136 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $370 |
Cheapflights Fare Finder
Customize your flight search to find flights from Stewart 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 September 10, 2026.
Use the filters below to find and compare flights from New Windsor to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Wed 9/30
12:39 pm-5:54 pm
2 stops30h 15m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$174
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Sun 10/18
11:53 am-11:13 pm
3 stops36h 20m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$181
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Sat 12/5
12:39 pm-12:41 am
3 stops37h 02m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$214
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Sat 10/17
12:39 pm-11:13 pm
2 stops35h 34m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$224
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Wed 10/21
12:39 pm-11:31 am
3 stops23h 52m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$244
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Fri 10/16
8:48 pm-11:13 pm
1 stop27h 25m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$247
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Fri 10/30
12:16 pm-11:16 pm
2 stops36h 00m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$252
Quickest round-trip
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Mon 10/19
12:16 pm-11:13 pm
2 stops11h 57m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$256
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Sat 11/7
12:39 pm-11:16 pm
2 stops35h 37m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$260
New WindsorSt. Louis
SWF New Windsor Stewart - STL Lambert-St Louis
SWFSTL
New Windsor Stewart
Mon 10/12
12:16 pm-5:40 pm
3 stops54h 24m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$280
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Stewart 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 Stewart to St. Louis in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on New Windsor-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 Windsor-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Windsor-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on New Windsor-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 Windsor-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 Stewart to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Stewart with our price prediction graph.
SWF-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.
Related info for your journey
Find useful and relevant information for your journey from Stewart 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
Maryland Heights
Collinsville
Wentzville
Edwardsville
Glencoe
Chesterfield
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