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Cheap flights from Bangor, Maine to St. Louis from $178

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangor, Maine to St. Louis departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Bangor, Maine to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:16 am - 12:40 pmBGR-STL
8h 24m1 stop
Delta Logo
2:36 pm - 11:28 pmSTL-BGR
7h 52m2 stops
$359Delta
Find Deal
Wed, Nov 12 - Sun, Nov 16
Delta Logo
5:16 am - 4:07 pmBGR-STL
11h 51m2 stops
Delta Logo
2:36 pm - 11:28 pmSTL-BGR
7h 52m2 stops
$364Delta
Find Deal
Wed, Nov 12 - Sun, Nov 16
American Airlines Logo
6:00 am - 10:28 amBGR-STL
5h 28m1 stop
American Airlines Logo
6:00 am - 12:11 pmSTL-BGR
5h 11m1 stop
$399American Airlines
Find Deal
Fri, Nov 7 - Mon, Nov 10
American Airlines Logo
3:52 pm - 9:00 pmBGR-STL
6h 08m1 stop
American Airlines Logo
6:00 am - 12:11 pmSTL-BGR
5h 11m1 stop
$404American Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
Delta Logo
5:19 am - 2:43 pmBGR-STL
10h 24m2 stops
Delta Logo
5:14 pm - 11:28 pmSTL-BGR
5h 14m1 stop
$454Delta
Find Deal
Fri, Nov 7 - Mon, Nov 10
American Airlines Logo
12:47 pm - 5:26 pmBGR-STL
5h 39m1 stop
American Airlines Logo
6:02 am - 12:04 pmSTL-BGR
5h 02m1 stop
$466American Airlines
Find Deal
Sat, Nov 8 - Wed, Nov 12
American Airlines Logo
12:47 pm - 5:26 pmBGR-STL
5h 39m1 stop
American Airlines Logo
9:50 am - 4:33 pmSTL-BGR
5h 43m1 stop
$485American Airlines
Find Deal
Sat, Nov 8 - Wed, Nov 12
United Airlines Logo
11:33 am - 7:39 pmBGR-STL
9h 06m2 stops
United Airlines Logo
5:27 pm - 12:09 pmSTL-BGR
17h 42m3 stops
$711United Airlines
Find Deal
Wed, Nov 26 - Tue, Dec 2
United Airlines Logo
6:00 am - 2:24 pmBGR-STL
9h 24m2 stops
United Airlines Logo
11:05 am - 10:59 pmSTL-BGR
10h 54m3 stops
$712United Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
United Airlines Logo
6:45 am - 2:24 pmBGR-STL
8h 39m2 stops
United Airlines Logo
3:14 pm - 12:09 pmSTL-BGR
19h 55m2 stops
$729United Airlines
Find Deal
Tue, Nov 25 - Mon, Dec 1

American Airlines flights from Bangor, Maine to St. Louis

Our best American Airlines deals on Bangor, Maine to St. Louis flight tickets
American Airlines
Nov 7
BGR6:00 amBangor
5h 28m
1 stop
STL10:28 amLambert-St Louis
Nov 10
STL6:00 amLambert-St Louis
5h 11m
1 stop
BGR12:11 pmBangor
$399
Find similar
American Airlines
Nov 12
BGR3:52 pmBangor
6h 08m
1 stop
STL9:00 pmLambert-St Louis
Nov 16
STL6:00 amLambert-St Louis
5h 11m
1 stop
BGR12:11 pmBangor
$404
Find similar
American Airlines
Nov 8
BGR12:47 pmBangor
5h 39m
1 stop
STL5:26 pmLambert-St Louis
Nov 12
STL6:02 amLambert-St Louis
5h 02m
1 stop
BGR12:04 pmBangor
$466
Find similar

Delta flights from Bangor, Maine to St. Louis

Our best Delta deals on Bangor, Maine to St. Louis flight tickets
Delta
Nov 12
BGR5:16 amBangor
8h 24m
1 stop
STL12:40 pmLambert-St Louis
Nov 16
STL2:36 pmLambert-St Louis
7h 52m
2 stops
BGR11:28 pmBangor
$359
Find similar
Delta
Nov 12
BGR5:16 amBangor
11h 51m
2 stops
STL4:07 pmLambert-St Louis
Nov 16
STL2:36 pmLambert-St Louis
7h 52m
2 stops
BGR11:28 pmBangor
$364
Find similar
Delta
Nov 7
BGR5:19 amBangor
10h 24m
2 stops
STL2:43 pmLambert-St Louis
Nov 10
STL5:14 pmLambert-St Louis
5h 14m
1 stop
BGR11:28 pmBangor
$454
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bangor, Maine to St. Louis 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, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Bangor, Maine to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Wed 11/12

5:16 am-12:40 pm

1 stop8h 24m

Lambert-St Louis

Sun 11/16

2:36 pm-11:28 pm

2 stops7h 52m

$359

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Wed 11/12

5:16 am-4:07 pm

2 stops11h 51m

Lambert-St Louis

Sun 11/16

2:36 pm-11:28 pm

2 stops7h 52m

$364

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Fri 11/7

6:00 am-10:28 am

1 stop5h 28m

Lambert-St Louis

Mon 11/10

6:00 am-12:11 pm

1 stop5h 11m

$399

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Wed 11/12

3:52 pm-9:00 pm

1 stop6h 08m

Lambert-St Louis

Sun 11/16

6:00 am-12:11 pm

1 stop5h 11m

$404

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Fri 11/7

5:19 am-2:43 pm

2 stops10h 24m

Lambert-St Louis

Mon 11/10

5:14 pm-11:28 pm

1 stop5h 14m

$454

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 11/8

12:47 pm-5:26 pm

1 stop5h 39m

Lambert-St Louis

Wed 11/12

6:02 am-12:04 pm

1 stop5h 02m

$466

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Sat 11/8

12:47 pm-5:26 pm

1 stop5h 39m

Lambert-St Louis

Wed 11/12

9:50 am-4:33 pm

1 stop5h 43m

$485

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Wed 11/26

11:33 am-7:39 pm

2 stops9h 06m

Lambert-St Louis

Tue 12/2

5:27 pm-12:09 pm

3 stops17h 42m

$711

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Wed 11/12

6:00 am-2:24 pm

2 stops9h 24m

Lambert-St Louis

Sun 11/16

11:05 am-10:59 pm

3 stops10h 54m

$712

BangorSt. Louis

BGR - STL

BGRSTL

Bangor

Tue 11/25

6:45 am-2:24 pm

2 stops8h 39m

Lambert-St Louis

Mon 12/1

3:14 pm-12:09 pm

2 stops19h 55m

$729

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to St. Louis from

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

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, December 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 $308. The month of September is another great option to travel to St. Louis, with average flight prices from Bangor, Maine averaging around $322.

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 5h 28m, 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?

  • 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?

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 AirlinesPriceFrom $258Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
DeltaPriceFrom $268Free CancellationRating
7.9
7,998 reviews
Search Delta flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
Florissant
O'Fallon
Wentzville
Fenton
Collinsville
St. Peters
Alton
Farmington
Festus
Glencoe
Edwardsville
Clayton
Eureka
Litchfield
Shrewsbury

Why use momondo?

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.

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