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$119+ Cheap flights from St. Louis to Burlington, VT (STL - BTV)

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BTV
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 60 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap 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 July 3, 2025.

Round-trip from

$223
(American Airlines)

One-way from

$119
(Delta)

Popular in

April

Cheapest in

January

Average price

$443
From Lambert-St Louis to Burlington
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One-way flight from Lambert-St Louis to Burlington
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Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. 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 8/164:54 pmSTL - BTV
1 stop5h 00mAmerican Airlines
Sat 8/237:27 pmBTV - STL
1 stop5h 28mAmerican Airlines
Deal found 7/2$223
This Delta deal was found by Cheapflights users on 6/30. 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 9/243:36 pmSTL - BTV
1 stop6h 04mDelta
Wed 10/16:03 amBTV - STL
1 stop4h 56mDelta
Deal found 6/30$237
This United Airlines deal was found by Cheapflights users on 7/1. 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 7/98:00 amSTL - BTV
1 stop5h 33mUnited Airlines
Sat 7/126:11 amBTV - STL
1 stop5h 29mUnited Airlines
Deal found 7/1$293
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/206:05 amSTL - BTV
1 stop5h 17mMultiple Airlines
Sat 7/266:30 pmBTV - STL
2 stops16h 22mMultiple Airlines
Deal found 7/1$453

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 July 3, 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

Sat 8/16

4:54 pm-10:54 pm

1 stop5h 00m

Burlington

Sat 8/23

7:27 pm-11:55 pm

1 stop5h 28m

$223

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Wed 9/24

3:36 pm-10:40 pm

1 stop6h 04m

Burlington

Wed 10/1

6:03 am-9:59 am

1 stop4h 56m

$237

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Wed 9/24

6:35 am-2:22 pm

2 stops6h 47m

Burlington

Thu 10/2

5:20 pm-11:44 pm

1 stop7h 24m

$429

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Sun 7/20

6:05 am-12:22 pm

1 stop5h 17m

Burlington

Sat 7/26

6:30 pm-9:52 am

2 stops16h 22m

$453

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Wed 9/17

6:00 pm-11:00 pm

1 stop4h 00m

$119

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Sun 8/24

6:02 am-2:09 pm

1 stop7h 07m

$194

St. LouisBurlington

STL - BTV

STLBTV

Lambert-St Louis

Sun 8/24

10:37 am-5:35 pm

3 stops29h 58m

$353

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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, Vermont?

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 June 27, 2025.

Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Burlington, Vermont. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Burlington, Vermont (average of $327). Flying from St. Louis to Burlington, Vermont in December is currently the most expensive (average of $441). 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 St. Louis to Burlington, Vermont?

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 July 3, 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
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Overall

8.0

Comfort

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    According to our current data, American Airlines ($223), Delta ($237), and United Airlines ($429) offers the cheapest pricing from St. Louis to Burlington, Vermont. You may be able to fly from St. Louis to Burlington, Vermont for 42% less than the average price by searching for these airlines.

  • 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, Vermont?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Burlington, Vermont (average of $327). Flying from St. Louis to Burlington, Vermont in December is currently the most expensive (average of $441). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Saint Albans
South Burlington
Shelburne

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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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$165Average$386FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$233Average$384FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$382FlexibilityNo cancel feeOn-time69%

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