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

Delta is the most popular carrier operating from Bangor to Lambert-St Louis

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

Prices for flights from Bangor Airport to Lambert-St Louis Airport refresh daily.

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

As of August 2025, there are 2 operators available to choose from for flights from Bangor Airport to Lambert-St Louis Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangor Airport to Lambert-St Louis Airport.

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

The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$162 Cheap Flights from Bangor, Maine to St. Louis (BGR-STL) in 2025

Q: What is the typical price of a round-trip flight between Bangor, Maine and St. Louis?

Prices are currently low for flights on this route. Typical prices usually range from $342 to $406. The lowest price recently found on this route was $264.

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Find the cheapest flights from Bangor, Maine to St. Louis (BGR-STL)

Round-trip

One-way

Last minute

Cheap round-trip flights

3:00 pm - 9:59 pmBGR-STL

7h 59m2 stops

6:00 am - 12:06 pmSTL-BGR

5h 06m1 stop

$264Delta

Find Deal

Sat, Nov 15 - Tue, Nov 18

3:00 pm - 9:59 pmBGR-STL

7h 59m2 stops

12:10 pm - 11:24 pmSTL-BGR

10h 14m2 stops

$269Delta

Find Deal

Sat, Nov 15 - Tue, Nov 18

2:41 pm - 8:32 pmBGR-STL

6h 51m1 stop

5:27 am - 11:56 amSTL-BGR

5h 29m1 stop

$289American Airlines

Find Deal

Wed, Sep 3 - Sun, Sep 7

5:54 pm - 9:53 pmBGR-STL

4h 59m1 stop

6:05 am - 11:42 amSTL-BGR

4h 37m1 stop

$290American Airlines

Find Deal

Sat, Sep 20 - Sun, Sep 28

6:00 am - 11:38 amBGR-STL

6h 38m1 stop

5:00 pm - 11:24 pmSTL-BGR

5h 24m1 stop

$291Delta

Find Deal

Sat, Nov 8 - Tue, Nov 11

6:00 am - 11:38 amBGR-STL

6h 38m1 stop

1:30 pm - 11:24 pmSTL-BGR

8h 54m2 stops

$296Delta

Find Deal

Sat, Nov 8 - Tue, Nov 11

5:04 pm - 11:07 pmBGR-STL

7h 03m1 stop

6:10 am - 6:09 pmSTL-BGR

10h 59m2 stops

$317American Airlines

Find Deal

Mon, Sep 22 - Sat, Sep 27

6:40 am - 3:44 pmBGR-STL

10h 04m2 stops

12:25 pm - 9:40 pmSTL-BGR

8h 15m1 stop

$408United Airlines

Find Deal

Sat, Sep 20 - Sun, Sep 28

9:57 am - 10:37 amBGR-STL

49h 40m2 stops

1:41 pm - 6:25 pmSTL-BGR

27h 44m1 stop

$476

Find Deal

Tue, Oct 14 - Sun, Oct 19

6:40 am - 10:46 amBGR-STL

5h 06m1 stop

7:04 pm - 11:51 amSTL-BGR

15h 47m2 stops

$524United Airlines

Find Deal

Sun, Sep 14 - Fri, Sep 19

Delta flights from Bangor, Maine to St. Louis

Our best Delta deals on Bangor, Maine to St. Louis flight tickets

Delta

Nov 15

BGR3:00 pmBangor

7h 59m

2 stops

STL9:59 pmLambert-St Louis

Nov 18

STL6:00 amLambert-St Louis

5h 06m

1 stop

BGR12:06 pmBangor

$264

Find similar

Delta

Nov 15

BGR3:00 pmBangor

7h 59m

2 stops

STL9:59 pmLambert-St Louis

Nov 18

STL12:10 pmLambert-St Louis

10h 14m

2 stops

BGR11:24 pmBangor

$269

Find similar

Delta

Nov 8

BGR6:00 amBangor

6h 38m

1 stop

STL11:38 amLambert-St Louis

Nov 11

STL5:00 pmLambert-St Louis

5h 24m

1 stop

BGR11:24 pmBangor

$291

Find similar

American Airlines flights from Bangor, Maine to St. Louis

Our best American Airlines deals on Bangor, Maine to St. Louis flight tickets

American Airlines

Sep 3

BGR2:41 pmBangor

6h 51m

1 stop

STL8:32 pmLambert-St Louis

Sep 7

STL5:27 amLambert-St Louis

5h 29m

1 stop

BGR11:56 amBangor

$289

Find similar

American Airlines

Sep 20

BGR5:54 pmBangor

4h 59m

1 stop

STL9:53 pmLambert-St Louis

Sep 28

STL6:05 amLambert-St Louis

4h 37m

1 stop

BGR11:42 amBangor

$290

Find similar

American Airlines

Sep 22

BGR5:04 pmBangor

7h 03m

1 stop

STL11:07 pmLambert-St Louis

Sep 27

STL6:10 amLambert-St Louis

10h 59m

2 stops

BGR6:09 pmBangor

$317

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 11/15

3:00 pm-9:59 pm

2 stops7h 59m

Lambert-St Louis

Tue 11/18

6:00 am-12:06 pm

1 stop5h 06m

$264

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 11/15

3:00 pm-9:59 pm

2 stops7h 59m

Lambert-St Louis

Tue 11/18

12:10 pm-11:24 pm

2 stops10h 14m

$269

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Wed 9/3

2:41 pm-8:32 pm

1 stop6h 51m

Lambert-St Louis

Sun 9/7

5:27 am-11:56 am

1 stop5h 29m

$289

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 9/20

5:54 pm-9:53 pm

1 stop4h 59m

Lambert-St Louis

Sun 9/28

6:05 am-11:42 am

1 stop4h 37m

$290

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 11/8

6:00 am-11:38 am

1 stop6h 38m

Lambert-St Louis

Tue 11/11

5:00 pm-11:24 pm

1 stop5h 24m

$291

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 11/8

6:00 am-11:38 am

1 stop6h 38m

Lambert-St Louis

Tue 11/11

1:30 pm-11:24 pm

2 stops8h 54m

$296

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Mon 9/22

5:04 pm-11:07 pm

1 stop7h 03m

Lambert-St Louis

Sat 9/27

6:10 am-6:09 pm

2 stops10h 59m

$317

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 9/20

6:40 am-3:44 pm

2 stops10h 04m

Lambert-St Louis

Sun 9/28

12:25 pm-9:40 pm

1 stop8h 15m

$408

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Tue 10/14

9:57 am-10:37 am

2 stops49h 40m

Lambert-St Louis

Sun 10/19

1:41 pm-6:25 pm

1 stop27h 44m

$476

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sun 9/14

6:40 am-10:46 am

1 stop5h 06m

Lambert-St Louis

Fri 9/19

7:04 pm-11:51 am

2 stops15h 47m

$524

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bangor, Maine 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 typical price of a round-trip flight between Bangor, Maine and St. Louis?

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

In general, November is the cheapest month to fly from Bangor, Maine to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $268. The month of October is another great option to travel to St. Louis, with average flight prices from Bangor, Maine averaging around $305.

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 $268. 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 $546. 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 Bangor, Maine at noon is the least expensive time of day to depart. momondo users have found prices as low as $308 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $457 per ticket.

When to book flights from Bangor, Maine to St. Louis

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

Estimated round-trip price

Cheap Bangor, Maine to St. Louis (BGR to STL) flight deals and tips

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

Direct flights	None

There are no direct flights from Bangor, Maine to St. Louis. There are no popular flight routes from Bangor, Maine to St. Louis.

Search flight deals

How far is Bangor to Lambert-St Louis by plane?
There are 1179.1 mi between Bangor and Lambert-St Louis. Flights usually cover this in 4h 56m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Bangor Airport to Lambert-St Louis Airport?
Prices for flights from Bangor Airport to Lambert-St Louis Airport refresh daily.
How many operators does momondo search for flights from Bangor Airport to Lambert-St Louis Airport?
As of August 2025, there are 2 operators available to choose from for flights from Bangor Airport to Lambert-St Louis Airport.
How old do you have to be to fly from Bangor Airport to Lambert-St Louis Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangor Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Bangor, Maine to St. Louis?
Based on momondo bookings for flights between Bangor, Maine and St. Louis, the leading airline is American Airlines, making up 69% of the total bookings. Other popular airlines include Delta with 31%.

Best airlines flying from Bangor, Maine to St. Louis

Compare and see reviews for airlines that fly from Bangor, Maine to St. Louis with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $258	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
Delta	PriceFrom $268	Free Cancellation	Rating 7.9 7,982 reviews		Search Delta flights

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O'Fallon

Fenton

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Wentzville

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St. Peters

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Glencoe

Clayton

Edwardsville

Eureka

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bangor to St. Louis. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to St. Louis from Bangor with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Bangor to St. Louis.

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

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Bangor and alert you when they change.