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

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 52% 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.

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 September 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.

$223 Cheap Flights from Burlington to St. Louis in 2025/26

1 adult

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Find the cheapest flights from Burlington to St. Louis

Round-trip

One-way

Cheap round-trip flights

5:13 pm - 9:19 pmBTV-STL

5h 06m1 stop

5:06 pm - 11:20 pmSTL-BTV

5h 14m1 stop

$259American Airlines

Find Deal

Thu, Nov 6 - Mon, Nov 10

5:51 pm - 11:57 pmBTV-STL

7h 06m1 stop

12:25 pm - 5:50 pmSTL-BTV

4h 25m1 stop

$283United Airlines

Find Deal

Fri, Oct 10 - Mon, Oct 13

6:04 pm - 11:54 pmBTV-STL

6h 50m1 stop

6:08 pm - 11:43 pmSTL-BTV

4h 35m1 stop

$336American Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

6:00 am - 6:02 pmBTV-STL

13h 02m2 stops

4:30 pm - 11:57 pmSTL-BTV

6h 27m1 stop

$358Delta

Find Deal

Thu, Nov 6 - Mon, Nov 10

6:31 pm - 10:49 amBTV-STL

17h 18m1 stop

6:30 am - 5:02 pmSTL-BTV

9h 32m2 stops

$375United Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

5:51 pm - 11:57 pmBTV-STL

7h 06m1 stop

5:28 pm - 1:54 pmSTL-BTV

19h 26m2 stops

$397United Airlines

Find Deal

Fri, Oct 10 - Mon, Oct 13

4:03 pm - 9:06 pmBTV-STL

6h 03m1 stop

6:00 pm - 11:44 pmSTL-BTV

4h 44m1 stop

$419American Airlines

Find Deal

Thu, Sep 25 - Sun, Sep 28

6:00 am - 2:43 pmBTV-STL

9h 43m2 stops

6:40 am - 3:08 pmSTL-BTV

7h 28m2 stops

$457Delta

Find Deal

Thu, Nov 6 - Mon, Nov 10

6:00 am - 9:56 amBTV-STL

4h 56m1 stop

6:00 am - 12:27 pmSTL-BTV

5h 27m1 stop

$469American Airlines

Find Deal

Thu, Oct 9 - Sun, Oct 12

7:05 am - 1:51 pmBTV-STL

7h 46m1 stop

4:32 pm - 11:33 pmSTL-BTV

6h 01m1 stop

$484Delta

Find Deal

Tue, Nov 25 - Tue, Dec 2

United Airlines flights from Burlington to St. Louis

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

United Airlines

Oct 10

BTV5:51 pmBurlington

7h 06m

1 stop

STL11:57 pmLambert-St Louis

Oct 13

STL12:25 pmLambert-St Louis

4h 25m

1 stop

BTV5:50 pmBurlington

$283

Find similar

United Airlines

Oct 14

BTV6:31 pmBurlington

17h 18m

1 stop

STL10:49 amLambert-St Louis

Oct 21

STL6:30 amLambert-St Louis

9h 32m

2 stops

BTV5:02 pmBurlington

$375

Find similar

United Airlines

Oct 10

BTV5:51 pmBurlington

7h 06m

1 stop

STL11:57 pmLambert-St Louis

Oct 13

STL5:28 pmLambert-St Louis

19h 26m

2 stops

BTV1:54 pmBurlington

$397

Find similar

American Airlines flights from Burlington to St. Louis

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

American Airlines

Nov 6

BTV5:13 pmBurlington

5h 06m

1 stop

STL9:19 pmLambert-St Louis

Nov 10

STL5:06 pmLambert-St Louis

5h 14m

1 stop

BTV11:20 pmBurlington

$259

Find similar

American Airlines

Oct 14

BTV6:04 pmBurlington

6h 50m

1 stop

STL11:54 pmLambert-St Louis

Oct 21

STL6:08 pmLambert-St Louis

4h 35m

1 stop

BTV11:43 pmBurlington

$336

Find similar

American Airlines

Sep 25

BTV4:03 pmBurlington

6h 03m

1 stop

STL9:06 pmLambert-St Louis

Sep 28

STL6:00 pmLambert-St Louis

4h 44m

1 stop

BTV11:44 pmBurlington

$419

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Thu 11/6

5:13 pm-9:19 pm

1 stop5h 06m

Lambert-St Louis

Mon 11/10

5:06 pm-11:20 pm

1 stop5h 14m

$259

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Fri 10/10

5:51 pm-11:57 pm

1 stop7h 06m

Lambert-St Louis

Mon 10/13

12:25 pm-5:50 pm

1 stop4h 25m

$283

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Tue 10/14

6:04 pm-11:54 pm

1 stop6h 50m

Lambert-St Louis

Tue 10/21

6:08 pm-11:43 pm

1 stop4h 35m

$336

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Thu 11/6

6:00 am-6:02 pm

2 stops13h 02m

Lambert-St Louis

Mon 11/10

4:30 pm-11:57 pm

1 stop6h 27m

$358

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Tue 10/14

6:31 pm-10:49 am

1 stop17h 18m

Lambert-St Louis

Tue 10/21

6:30 am-5:02 pm

2 stops9h 32m

$375

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Fri 10/10

5:51 pm-11:57 pm

1 stop7h 06m

Lambert-St Louis

Mon 10/13

5:28 pm-1:54 pm

2 stops19h 26m

$397

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Thu 9/25

4:03 pm-9:06 pm

1 stop6h 03m

Lambert-St Louis

Sun 9/28

6:00 pm-11:44 pm

1 stop4h 44m

$419

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Thu 11/6

6:00 am-2:43 pm

2 stops9h 43m

Lambert-St Louis

Mon 11/10

6:40 am-3:08 pm

2 stops7h 28m

$457

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Thu 10/9

6:00 am-9:56 am

1 stop4h 56m

Lambert-St Louis

Sun 10/12

6:00 am-12:27 pm

1 stop5h 27m

$469

BurlingtonSt. Louis

BTV - STL

BTVSTL

Burlington

Tue 11/25

7:05 am-1:51 pm

1 stop7h 46m

Lambert-St Louis

Tue 12/2

4:32 pm-11:33 pm

1 stop6h 01m

$484

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 December is another great option to travel to St. Louis, with average flight prices from Burlington averaging around $308.

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 $404 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

Direct flights	None

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. 4h 56m 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 September 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 52% of all bookings. The subsequent popular airlines are Delta at 27% and United Airlines at 21%.

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 $228	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $247	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
United Airlines	PriceFrom $255	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines 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.