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$223+ Cheap flights from St. Louis to Burlington (STL - BTV)

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BTV
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Burlington are usually found in January or August, booked 37 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from St. Louis to Burlington

Cheapest flights from St. Louis to Burlington
Explore the most affordable flight options available from St. Louis to Burlington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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 12/258:05 amSTL - BTV
1 stop5h 27mUnited Airlines
Mon 12/296:00 amBTV - STL
1 stop16h 43mUnited Airlines
Deal found 12/10$624
This Delta deal was found by Cheapflights users on 12/10. 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 12/265:59 pmSTL - BTV
1 stop4h 33mDelta
Tue 12/305:30 amBTV - STL
1 stop7h 51mDelta
Deal found 12/10$629
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Mon 12/295:30 amSTL - BTV
1 stop4h 53mAmerican Airlines
Wed 12/3112:17 pmBTV - STL
1 stop5h 09mAmerican Airlines
Deal found 12/10$762
This Delta deal was found by Cheapflights users on 12/10. 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 12/265:59 pmSTL - BTV
1 stop4h 33mDelta
Mon 12/295:40 amBTV - STL
1 stop4h 44mDelta
Deal found 12/10$778
This Delta deal was found by Cheapflights users on 12/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:59 pmSTL - BTV
1 stop4h 33mDelta
Thu 1/15:30 amBTV - STL
1 stop7h 54mDelta
Deal found 12/11$799
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/266:30 amSTL - BTV
1 stop7h 02mUnited Airlines
Tue 12/305:20 amBTV - STL
2 stops10h 06mUnited Airlines
Deal found 12/10$862
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/269:55 amSTL - BTV
2 stops13h 03mUnited Airlines
Mon 12/295:45 amBTV - STL
2 stops9h 41mUnited Airlines
Deal found 12/10$979

Find flight deals from St. Louis to Burlington

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Burlington (BTV). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$223
(Delta)

Popular in

December

Cheapest in

January

Average price

$673
Provider with most accurate pricing for Lambert-St Louis-Burlington flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Burlington flights.
Search Deals
From Lambert-St Louis to Burlington
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Burlington 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 December 12, 2025.
Use the filters below to find and compare flights from St. Louis to Burlington that are best for you.

Fly from

St. Louis

Fly to

Burlington

Route

Depart

Return

Price

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Wed 3/18

6:10 am-1:48 pm

1 stop6h 38m

Burlington

Wed 3/25

7:10 am-12:55 pm

1 stop6h 45m

$223

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Tue 3/17

5:00 pm-11:59 pm

1 stop5h 59m

Burlington

Tue 3/24

7:10 am-12:55 pm

1 stop6h 45m

$223

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Wed 3/18

6:10 am-1:48 pm

1 stop6h 38m

Burlington

Tue 3/24

7:10 am-12:55 pm

1 stop6h 45m

$223

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Mon 3/16

1:35 pm-11:07 pm

2 stops8h 32m

Burlington

Tue 3/24

6:02 am-12:55 pm

2 stops7h 53m

$271

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Tue 3/17

5:00 pm-11:59 pm

1 stop5h 59m

Burlington

Mon 3/23

5:08 pm-8:44 am

1 stop16h 36m

$326

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Wed 3/18

1:35 pm-11:59 pm

2 stops9h 24m

Burlington

Mon 3/23

5:08 pm-8:44 am

1 stop16h 36m

$331

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Thu 3/19

6:32 am-4:22 pm

2 stops8h 50m

Burlington

Wed 3/25

7:10 am-12:55 pm

1 stop6h 45m

$340

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Thu 1/1

5:30 am-11:23 am

1 stop4h 53m

$271

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Thu 1/1

11:51 am-10:13 am

2 stops45h 22m

$397

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from St. Louis to Burlington

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 Burlington in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Burlington flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Burlington flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Burlington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Burlington flights, Cheapflights users trust eDreams the most. eDreams 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-Burlington 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 Burlington

Have a flexible travel schedule? Discover the best time to fly to Burlington from St. Louis with our price prediction graph.
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 St. Louis to Burlington

How far ahead should I book a flight from St. Louis to Burlington?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Burlington. Price data was last updated on December 5, 2025.

The price you pay for your flight from St. Louis to Burlington may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from St. Louis to Burlington?

Currently, August is the cheapest month in which you can book a flight from St. Louis to Burlington (average of $193). Flying from St. Louis to Burlington in December is currently the most expensive (average of $405). 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.

Reviews of airlines servicing Burlington

Get insights into the airlines that provide service to Burlington. 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 Burlington. Reviews last updated December 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from St. Louis to Burlington 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.
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Burlington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from St. Louis to Burlington?

    There are many flights that can get you from St. Louis to Burlington in 6h 38m. Fly via Delta to get the fastest option. The distance between St. Louis and Burlington is about 970 mi.

  • What are the cheapest airlines flying from St. Louis to Burlington round-trip?

    According to our current data, Delta ($193), American Airlines ($240), and United Airlines ($283) offers the cheapest pricing from St. Louis to Burlington. Users have found that Delta is 54% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from St. Louis to Burlington one-way?

    The cheapest airlines for a one-way flight from St. Louis to Burlington are American Airlines ($99), United Airlines ($99), and Delta ($183).

  • Can I find deals for flights from St. Louis to Burlington that include hotel bookings?

    Yes. In addition to deals on St. Louis to Burlington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Burlington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Burlington.

  • Can I find deals for business class flights from St. Louis to Burlington?

    Yes. Cheapflights offers flight deals from St. Louis to Burlington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Burlington?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Burlington (average of $193). Flying from St. Louis to Burlington in December is currently the most expensive (average of $405). 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.

See more FAQs

Traveling to a place near Burlington?

Book flights to Burlington if you plan to visit one of these locations
South Burlington

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Top 3 airlines flying from St. Louis to Burlington

Discover the top 3 airlines that operate flights from St. Louis to Burlington. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$236Average$388FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$240Average$384FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$283Average$438FlexibilityNo cancel feeOn-time69%

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