$148+ Cheap flights from St. Louis to Appleton (STL - ATW)
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 11/23. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ATW
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Appleton 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
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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.Cheap flight deals from St. Louis to Appleton
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to AppletonExplore the most affordable flight options available from St. Louis to Appleton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from St. Louis to Appleton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:14 pm -
1 stop4h 33m
Fri 11/277:03 am -
1 stop5h 41m
Deal found 9/10![American Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:00 am -
1 stop3h 43m
Wed 9/306:25 am -
1 stop5h 48m
Deal found 9/11![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/2311:31 am -
1 stop6h 04m
Sun 10/256:14 pm -
1 stop6h 05m
Deal found 9/12![American Airlines logo]()
$351
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:15 am -
1 stop4h 02m
Fri 9/1810:57 am -
1 stop5h 50m
Deal found 9/10![Delta logo]()
$379
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:40 am -
1 stop3h 48m
Tue 9/1511:09 am -
1 stop6h 01m
Deal found 9/10![Delta logo]()
$389
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:30 am -
1 stop6h 26m
Sat 11/2812:50 pm -
1 stop4h 02m
Deal found 9/10![United Airlines logo]()
$411
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 9/265:00 am -
1 stop6h 06m
Wed 9/305:34 am -
2 stops7h 29m
Deal found 9/11![American Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 9/14. 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 9/297:01 pm -
1 stop3h 57m
Sat 10/32:36 pm -
1 stop6h 45m
Deal found 9/14![United Airlines logo]()
$419
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:40 am -
1 stop3h 48m
Thu 9/177:00 am -
1 stop6h 06m
Deal found 9/10![Delta logo]()
$442
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:30 pm -
1 stop5h 28m
Mon 9/145:00 pm -
1 stop5h 59m
Deal found 9/10![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/287:01 pm -
1 stop3h 57m
Fri 10/28:05 am -
1 stop4h 08m
Deal found 9/13![United Airlines logo]()
$475
Best flights from St. Louis to AppletonDiscover carefully curated flight deals from St. Louis to Appleton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from St. Louis to Appleton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:14 pm -
1 stop4h 33m
Fri 11/277:03 am -
1 stop5h 41m
Deal found 9/10![American Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:00 am -
1 stop3h 43m
Wed 9/306:25 am -
1 stop5h 48m
Deal found 9/11![United Airlines logo]()
$329
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:30 am -
1 stop6h 26m
Sat 11/2812:50 pm -
1 stop4h 02m
Deal found 9/10![United Airlines logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 10/1512:16 pm -
1 stop27h 25m
Mon 10/197:30 am -
2 stops29h 51m
Deal found 9/12![Multiple Airlines logo]()
$862
This United Airlines deal was found by Cheapflights users on 9/14. 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 9/297:01 pm -
1 stop3h 57m
Sat 10/32:36 pm -
1 stop6h 45m
Deal found 9/14![United Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/237:16 am -
2 stops10h 19m
Sun 10/256:14 pm -
1 stop6h 05m
Deal found 9/12![American Airlines logo]()
$525
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/287:01 pm -
1 stop3h 57m
Fri 10/28:05 am -
1 stop4h 08m
Deal found 9/13![United Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 9/285:18 pm -
1 stop6h 37m
Fri 10/211:36 am -
2 stops11h 06m
Deal found 9/13![American Airlines logo]()
$620
This United Airlines deal was found by Cheapflights users on 9/13. 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 11/247:30 am -
1 stop4h 45m
Sun 11/299:50 am -
1 stop5h 53m
Deal found 9/13![United Airlines logo]()
$562
This United Airlines deal was found by Cheapflights users on 9/12. 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 10/158:00 am -
1 stop3h 43m
Mon 10/196:25 am -
1 stop16h 34m
Deal found 9/12![United Airlines logo]()
$948
Last-minute flights from St. Louis to AppletonDiscover last-minute flight deals from St. Louis to Appleton. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Appleton. Data last updated September 15, 2026 and is based on user searches.
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:00 am -
1 stop6h 02m
Mon 9/145:00 pm -
1 stop5h 59m
Deal found 9/10![United Airlines logo]()
$621
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:30 pm -
1 stop5h 28m
Thu 9/176:30 am -
1 stop5h 27m
Deal found 9/10![United Airlines logo]()
$627
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.
Thu 9/172:10 pm -
2 stops22h 04m
Fri 9/185:29 pm -
1 stop25h 48m
Deal found 9/10![Multiple Airlines logo]()
$618
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:30 am -
1 stop5h 32m
Thu 9/175:00 pm -
1 stop4h 36m
Deal found 9/10![United Airlines logo]()
$681
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:00 am -
1 stop3h 43m
Wed 9/306:25 am -
1 stop5h 48m
Deal found 9/11![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 9/265:00 am -
1 stop6h 06m
Wed 9/305:34 am -
2 stops7h 29m
Deal found 9/11![American Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/287:01 pm -
1 stop3h 57m
Fri 10/28:05 am -
1 stop4h 08m
Deal found 9/13![United Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 9/285:18 pm -
1 stop6h 37m
Fri 10/211:36 am -
2 stops11h 06m
Deal found 9/13![American Airlines logo]()
$620
This United Airlines deal was found by Cheapflights users on 9/14. 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 9/297:01 pm -
1 stop3h 57m
Sat 10/32:36 pm -
1 stop6h 45m
Deal found 9/14![United Airlines logo]()
$419
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/2311:31 am -
1 stop6h 04m
Sun 10/256:14 pm -
1 stop6h 05m
Deal found 9/12![American Airlines logo]()
$351
One-way flights from St. Louis to AppletonSearch for one-way flight options from St. Louis to Appleton. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from St. Louis to Appleton. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 11/236:35 pm -
2 stops28h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$148
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:36 pm -
1 stop5h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$228
This United Airlines deal was found by Cheapflights users on 9/12. 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 11/246:50 pm -
1 stop4h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 11/256:35 pm -
2 stops15h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 11/247:20 pm -
2 stops17h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$281
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 9/2710:20 am -
2 stops30h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$299
Find flight deals from St. Louis to Appleton
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Appleton (ATW). 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 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (American Airlines) |
One-way from | $148 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Appleton 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 15, 2026.
Use the filters below to find and compare flights from St. Louis to Appleton that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Mon 11/23
6:35 pm-10:46 pm
2 stops28h 11m
Appleton Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$148
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Sun 9/27
5:36 pm-10:58 pm
1 stop5h 22m
Appleton Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$228
Quickest round-trip
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Wed 11/25
5:22 pm-9:27 pm
1 stop4h 05m
Appleton Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$238
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Tue 11/24
6:50 pm-11:17 pm
1 stop4h 27m
Appleton Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$238
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Wed 11/25
6:35 pm-10:02 am
2 stops15h 27m
Appleton Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$265
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Sun 9/27
10:20 am-5:06 pm
2 stops30h 46m
Appleton Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$299
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Tue 11/24
1:14 pm-5:47 pm
1 stop4h 33m
Appleton Intl
Fri 11/27
7:03 am-12:44 pm
1 stop5h 41m
$299
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Sat 9/26
8:00 am-11:43 am
1 stop3h 43m
Appleton Intl
Wed 9/30
6:25 am-12:13 pm
1 stop5h 48m
$329
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Tue 11/24
7:30 am-1:56 pm
1 stop6h 26m
Appleton Intl
Sat 11/28
12:50 pm-4:52 pm
1 stop4h 02m
$411
St. LouisAppleton
STL Lambert-St Louis - ATW Appleton Intl
STLATW
Lambert-St Louis
Tue 9/29
7:01 pm-10:58 pm
1 stop3h 57m
Appleton Intl
Sat 10/3
2:36 pm-9:21 pm
1 stop6h 45m
$419
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Appleton
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 St. Louis to Appleton in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Appleton flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Appleton flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Appleton flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Appleton 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 St. Louis-Appleton 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 St. Louis to Appleton
Have a flexible travel schedule? Discover the best time to fly to Appleton from St. Louis with our price prediction graph.
STL-ATW
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.
Reviews of airlines servicing Appleton
Get insights into the airlines that provide service to Appleton. 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 Appleton. Reviews last updated September 15, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from St. Louis to Appleton 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
7.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Food
6.7
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Appleton. 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 Appleton?
Book flights to Appleton if you plan to visit one of these locationsNeenah
Plymouth
Fond du Lac
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Other flights to Appleton
Explore flights to Appleton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Complete your trip
Complete your trip to Appleton by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Appleton, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Appleton flights
Browse other St. Louis and Appleton flight options. Last updated on September 15, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from St. Louis to Appleton
Discover the top 2 airlines that operate flights from St. Louis to Appleton. 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 September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$388 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$308 | Average$388 | FlexibilityNo cancel fee | On-time69% |