$273+ Cheap flights from Burlington to St. Louis (BTV - 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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — STL
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Burlington 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 Burlington to St. Louis
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Cheapest flights from Burlington to St. LouisExplore the most affordable flight options available from Burlington to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Burlington to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:34 pm -
1 stop6h 45m
Sat 10/319:16 am -
1 stop6h 32m
Deal found 9/8![American Airlines logo]()
$273
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
2 stops7h 15m
Sat 10/316:09 am -
1 stop6h 54m
Deal found 9/8![United Airlines logo]()
$298
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:55 pm -
1 stop5h 24m
Mon 11/25:38 pm -
1 stop5h 21m
Deal found 9/9![Delta logo]()
$301
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:05 pm -
1 stop5h 35m
Mon 11/21:08 pm -
2 stops9h 17m
Deal found 9/9![United Airlines logo]()
$306
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.
Thu 10/86:00 am -
1 stop5h 41m
Wed 10/1411:31 am -
1 stop5h 33m
Deal found 9/12![American Airlines logo]()
$314
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.
Wed 10/76:00 am -
1 stop6h 22m
Sat 10/104:50 pm -
1 stop5h 42m
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.
Sat 10/318:54 am -
1 stop7h 49m
Tue 11/31:08 pm -
1 stop7h 42m
Deal found 9/10![United Airlines logo]()
$353
Best flights from Burlington to St. LouisDiscover carefully curated flight deals from Burlington to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Burlington to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:55 pm -
1 stop5h 24m
Mon 11/25:38 pm -
1 stop5h 21m
Deal found 9/9![Delta logo]()
$301
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.
Wed 10/76:00 am -
1 stop6h 22m
Sat 10/104:50 pm -
1 stop5h 42m
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.
Sat 10/318:54 am -
1 stop7h 49m
Tue 11/31:08 pm -
1 stop7h 42m
Deal found 9/10![United Airlines logo]()
$353
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/132:37 pm -
2 stops8h 03m
Sun 11/157:30 am -
1 stop5h 45m
Deal found 9/8![United Airlines logo]()
$367
Last-minute flights from Burlington to St. LouisDiscover last-minute flight deals from Burlington to St. Louis. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Burlington to St. Louis. Data last updated September 12, 2026 and is based on user searches.
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.
Wed 10/76:00 am -
1 stop6h 22m
Sat 10/104:50 pm -
1 stop5h 42m
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.
Thu 10/86:00 am -
1 stop5h 41m
Wed 10/1411:31 am -
1 stop5h 33m
Deal found 9/12![American Airlines logo]()
$314
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:34 pm -
1 stop6h 45m
Sat 10/319:16 am -
1 stop6h 32m
Deal found 9/8![American Airlines logo]()
$273
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 am -
2 stops7h 15m
Sat 10/316:09 am -
1 stop6h 54m
Deal found 9/8![United Airlines logo]()
$298
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:55 pm -
1 stop5h 24m
Mon 11/25:38 pm -
1 stop5h 21m
Deal found 9/9![Delta logo]()
$301
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:05 pm -
1 stop5h 35m
Mon 11/21:08 pm -
2 stops9h 17m
Deal found 9/9![United Airlines logo]()
$306
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.
Sat 10/318:54 am -
1 stop7h 49m
Tue 11/31:08 pm -
1 stop7h 42m
Deal found 9/10![United Airlines logo]()
$353
One-way flights from Burlington to St. LouisSearch for one-way flight options from Burlington to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Burlington to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 12, 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 9/1712:32 pm -
2 stops25h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$332
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.
Fri 9/256:23 pm -
1 stop5h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![American Airlines logo]()
$384
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 9/256:00 am -
2 stops10h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![United Airlines logo]()
$389
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:54 am -
1 stop5h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$427
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/182:36 pm -
2 stops8h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$442
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 9/1812:37 pm -
3 stops55h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Multiple Airlines logo]()
$472
Find flight deals from Burlington to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Burlington (BTV) 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 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $273 (American Airlines) |
Popular in | November |
Cheapest in | March |
Average price | $358 |
Cheapflights Fare Finder
Customize your flight search to find flights from Burlington 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 12, 2026.
Use the filters below to find and compare flights from Burlington to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Wed 10/28
12:55 pm-5:19 pm
1 stop5h 24m
Lambert-St Louis
Mon 11/2
5:38 pm-11:59 pm
1 stop5h 21m
$301
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Wed 10/7
6:00 am-11:22 am
1 stop6h 22m
Lambert-St Louis
Sat 10/10
4:50 pm-11:32 pm
1 stop5h 42m
$329
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Sat 10/31
8:54 am-3:43 pm
1 stop7h 49m
Lambert-St Louis
Tue 11/3
1:08 pm-9:50 pm
1 stop7h 42m
$353
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Fri 11/13
2:37 pm-9:40 pm
2 stops8h 03m
Lambert-St Louis
Sun 11/15
7:30 am-2:15 pm
1 stop5h 45m
$367
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Fri 9/25
6:23 pm-10:42 pm
1 stop5h 19m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$384
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Fri 9/25
6:00 am-3:43 pm
2 stops10h 43m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$389
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Fri 9/18
5:00 am-10:15 am
1 stop6h 15m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$427
Quickest round-trip
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Thu 9/17
8:54 am-1:03 pm
1 stop5h 09m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$427
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Fri 9/18
2:36 pm-9:36 pm
2 stops8h 00m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$442
BurlingtonSt. Louis
BTV Burlington - STL Lambert-St Louis
BTVSTL
Burlington
Fri 9/18
12:37 pm-7:17 pm
3 stops55h 40m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$472
Sorted by cheapest first
Compare providers for flights from Burlington 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 Burlington 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 Burlington-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Burlington-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Burlington-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Burlington-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 Burlington-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 Burlington to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Burlington with our price prediction graph.
BTV-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 Burlington to St. Louis
What is the cheapest month to book a flight from Burlington to St. Louis?
Currently, March is the cheapest month in which you can book a flight from Burlington to St. Louis (average of $278). Flying from Burlington to St. Louis in November is currently the most expensive (average of $767). 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.
How much does it cost to fly round-trip from Burlington to St. Louis?
Airfare is below average for this route at the moment.
Burlington to St. Louis flights typically cost between $358 and $383 in October.The cheapest round-trip price found within the last 5 days was $273 on American Airlines (Oct 24-Oct 31).
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 September 12, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Burlington to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Boarding
8.1
Crew
8.5
Food
7.2
Comfort
7.8
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Burlington 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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Burlington and St. Louis flights
Browse other Burlington and St. Louis flight options. Last updated on September 12, 2026.
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Browse through other flights departing from Burlington. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
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Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
Top 3 airlines flying from Burlington to St. Louis
Discover the top 3 airlines that operate flights from Burlington to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$199 | Average$380 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$258 | Average$358 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$262 | Average$432 | FlexibilityNo cancel fee | On-time69% |