What airlines fly to St. Louis?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to St. Louis from Burlington according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 3 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Burlington to Lambert-St Louis?

United Airlines and Delta are the most popular carriers operating from Burlington to Lambert-St Louis

When did momondo last update prices for flights from Burlington Airport to Lambert-St Louis Airport?

Prices for flights from Burlington Airport to Lambert-St Louis Airport were last updated today.

How many operators does momondo search for flights from Burlington Airport to Lambert-St Louis Airport?

As of December 2025, there are 3 operators available to choose from for flights from Burlington Airport to Lambert-St Louis Airport.

How old do you have to be to fly from Burlington Airport to Lambert-St Louis Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Burlington Airport to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$227 Cheap Flights from Burlington to St. Louis in 2025/26

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Find the cheapest flights from Burlington to St. Louis

Round-trip

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12:14 pm - 5:23 pm

BTV

STL

6h 09m1 stop

9:33 am - 4:34 pm

STL

BTV

6h 01m1 stop

$241American Airlines

Wed, Jan 7 - Wed, Jan 14

4:50 pm - 9:05 pm

BTV

STL

5h 15m1 stop

7:41 am - 2:04 pm

STL

BTV

5h 23m1 stop

$251United Airlines

Thu, Feb 12 - Wed, Feb 18

6:00 am - 2:48 pm

BTV

STL

9h 48m2 stops

6:25 am - 12:45 pm

STL

BTV

5h 20m1 stop

$256Delta

Wed, Jan 7 - Wed, Jan 14

6:00 am - 2:48 pm

BTV

STL

9h 48m2 stops

6:10 am - 4:11 pm

STL

BTV

9h 01m2 stops

$261Delta

Wed, Jan 7 - Wed, Jan 14

6:00 am - 12:23 pm

BTV

STL

7h 23m1 stop

10:13 am - 11:15 pm

STL

BTV

12h 02m2 stops

$266Delta

Thu, Feb 12 - Wed, Feb 18

7:10 am - 12:55 pm

BTV

STL

6h 45m1 stop

5:59 pm - 11:03 pm

STL

BTV

4h 04m1 stop

$286Delta

Tue, Mar 24 - Mon, Mar 30

6:02 am - 3:53 pm

BTV

STL

10h 51m2 stops

5:59 pm - 11:03 pm

STL

BTV

4h 04m1 stop

$291Delta

Tue, Mar 24 - Mon, Mar 30

6:12 am - 11:02 am

BTV

STL

5h 50m1 stop

1:15 pm - 9:29 pm

STL

BTV

7h 14m1 stop

$293United Airlines

Sat, Jan 24 - Tue, Jan 27

6:00 am - 5:42 pm

BTV

STL

12h 42m2 stops

10:13 am - 11:15 pm

STL

BTV

12h 02m2 stops

$296Delta

Thu, Feb 12 - Wed, Feb 18

11:13 am - 7:27 pm

BTV

STL

9h 14m2 stops

6:30 am - 2:52 pm

STL

BTV

7h 22m1 stop

$298United Airlines

Sat, Jan 24 - Tue, Jan 27

United Airlines flights from Burlington to St. Louis

Our best United Airlines deals on Burlington to St. Louis flight tickets

United Airlines

Feb 12

BTV4:50 pmBurlington

5h 15m

1 stop

STL9:05 pmLambert-St Louis

Feb 18

STL7:41 amLambert-St Louis

5h 23m

1 stop

BTV2:04 pmBurlington

$251

Find similar

United Airlines

Jan 24

BTV6:12 amBurlington

5h 50m

1 stop

STL11:02 amLambert-St Louis

Jan 27

STL1:15 pmLambert-St Louis

7h 14m

1 stop

BTV9:29 pmBurlington

$293

Find similar

United Airlines

Jan 24

BTV11:13 amBurlington

9h 14m

2 stops

STL7:27 pmLambert-St Louis

Jan 27

STL6:30 amLambert-St Louis

7h 22m

1 stop

BTV2:52 pmBurlington

$298

Find similar

Delta flights from Burlington to St. Louis

Our best Delta deals on Burlington to St. Louis flight tickets

Delta

Jan 7

BTV6:00 amBurlington

9h 48m

2 stops

STL2:48 pmLambert-St Louis

Jan 14

STL6:25 amLambert-St Louis

5h 20m

1 stop

BTV12:45 pmBurlington

$256

Find similar

Delta

Jan 7

BTV6:00 amBurlington

9h 48m

2 stops

STL2:48 pmLambert-St Louis

Jan 14

STL6:10 amLambert-St Louis

9h 01m

2 stops

BTV4:11 pmBurlington

$261

Find similar

Delta

Feb 12

BTV6:00 amBurlington

7h 23m

1 stop

STL12:23 pmLambert-St Louis

Feb 18

STL10:13 amLambert-St Louis

12h 02m

2 stops

BTV11:15 pmBurlington

$266

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Wed 1/7

12:14 pm-5:23 pm

1 stop6h 09m

Lambert-St Louis

Wed 1/14

9:33 am-4:34 pm

1 stop6h 01m

$241

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Thu 2/12

4:50 pm-9:05 pm

1 stop5h 15m

Lambert-St Louis

Wed 2/18

7:41 am-2:04 pm

1 stop5h 23m

$251

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Wed 1/7

6:00 am-2:48 pm

2 stops9h 48m

Lambert-St Louis

Wed 1/14

6:25 am-12:45 pm

1 stop5h 20m

$256

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Wed 1/7

6:00 am-2:48 pm

2 stops9h 48m

Lambert-St Louis

Wed 1/14

6:10 am-4:11 pm

2 stops9h 01m

$261

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Thu 2/12

6:00 am-12:23 pm

1 stop7h 23m

Lambert-St Louis

Wed 2/18

10:13 am-11:15 pm

2 stops12h 02m

$266

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Tue 3/24

7:10 am-12:55 pm

1 stop6h 45m

Lambert-St Louis

Mon 3/30

5:59 pm-11:03 pm

1 stop4h 04m

$286

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Tue 3/24

6:02 am-3:53 pm

2 stops10h 51m

Lambert-St Louis

Mon 3/30

5:59 pm-11:03 pm

1 stop4h 04m

$291

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Sat 1/24

6:12 am-11:02 am

1 stop5h 50m

Lambert-St Louis

Tue 1/27

1:15 pm-9:29 pm

1 stop7h 14m

$293

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Thu 2/12

6:00 am-5:42 pm

2 stops12h 42m

Lambert-St Louis

Wed 2/18

10:13 am-11:15 pm

2 stops12h 02m

$296

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Sat 1/24

11:13 am-7:27 pm

2 stops9h 14m

Lambert-St Louis

Tue 1/27

6:30 am-2:52 pm

1 stop7h 22m

$298

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Burlington to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to St. Louis?

In general, May is the cheapest month to fly from Burlington to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $308. The month of September is another great option to travel to St. Louis, with average flight prices from Burlington averaging around $310.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Wednesday when prices can be found for as low as $272. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $558. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Burlington at noon is the least expensive time of day to depart. momondo users have found prices as low as $338 when looking at flights departing at noon. In the morning is when there is more demand to fly to St. Louis, so prices are often more expensive at around $401 per ticket.

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Burlington when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $443 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Burlington for as low as $272 on momondo.

How have Burlington to St. Louis flight prices changed over time?

When to book flights from Burlington to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Burlington to St. Louis according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Burlington to St. Louis (BTV to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Burlington to St. Louis

Fastest flight time	5h 53m
Direct flights	None

The fastest flight from Burlington to St. Louis takes 5h 53m

There are no direct flights from Burlington to St. Louis. There are no popular flight routes from Burlington to St. Louis.

Search flight deals

How far is Burlington to Lambert-St Louis by plane?
A flight from Burlington to Lambert-St Louis will travel around 963.7 mi. 5h 53m is a normal flight duration for this route.
When did momondo last update prices for flights from Burlington Airport to Lambert-St Louis Airport?
Prices for flights from Burlington Airport to Lambert-St Louis Airport were last updated today.
How many operators does momondo search for flights from Burlington Airport to Lambert-St Louis Airport?
As of December 2025, there are 3 operators available to choose from for flights from Burlington Airport to Lambert-St Louis Airport.
How old do you have to be to fly from Burlington Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Burlington Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Burlington to St. Louis?
momondo data reveals that the most frequently booked airline on the route from Burlington to St. Louis is American Airlines, representing 53% of all bookings. The subsequent popular airlines are Delta at 28% and United Airlines at 19%.

Best airlines flying from Burlington to St. Louis

Compare and see reviews for airlines that fly from Burlington to St. Louis with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $222	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights
United Airlines	PriceFrom $240	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
Delta	PriceFrom $247	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights

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Why use momondo?

Why should I use momondo to find a flight deal from Burlington to St. Louis?

Finding the right flight to St. Louis from Burlington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

Can I find flights from Burlington to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Burlington to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Burlington to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Burlington.

I’m not ready to book a flight from Burlington to St. Louis right now. Can momondo alert me if prices change?

Price alerts on flights to St. Louis from Burlington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.