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Cheap flights from St. Louis to Bangor from $259

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bangor departing on 11/12. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
9:35 am - 4:49 pmSTL-BGR
6h 14m1 stop
Delta Logo
5:16 am - 12:40 pmBGR-STL
8h 24m1 stop
$259Delta
Find Deal
Wed, Nov 12 - Wed, Nov 19
Delta Logo
5:00 pm - 11:24 pmSTL-BGR
5h 24m1 stop
Delta Logo
3:00 pm - 11:40 pmBGR-STL
9h 40m2 stops
$264Delta
Find Deal
Tue, Mar 31 - Tue, Apr 7
Delta Logo
2:18 pm - 11:24 pmSTL-BGR
8h 06m2 stops
Delta Logo
3:00 pm - 11:40 pmBGR-STL
9h 40m2 stops
$269Delta
Find Deal
Tue, Mar 31 - Wed, Apr 8
American Airlines Logo
9:55 am - 4:16 pmSTL-BGR
5h 21m1 stop
American Airlines Logo
5:34 am - 9:40 amBGR-STL
5h 06m1 stop
$304American Airlines
Find Deal
Wed, Apr 1 - Wed, Apr 8
United Airlines Logo
1:27 pm - 10:04 pmSTL-BGR
7h 37m2 stops
United Airlines Logo
10:20 am - 4:40 pmBGR-STL
7h 20m1 stop
$344United Airlines
Find Deal
Fri, Apr 3 - Sun, Apr 5
United Airlines Logo
11:45 am - 5:40 pmSTL-BGR
4h 55m1 stop
United Airlines Logo
10:20 am - 4:40 pmBGR-STL
7h 20m1 stop
$404United Airlines
Find Deal
Fri, Apr 3 - Sun, Apr 5
American Airlines Logo
6:39 am - 12:20 pmSTL-BGR
4h 41m1 stop
American Airlines Logo
5:09 pm - 10:25 pmBGR-STL
6h 16m1 stop
$430American Airlines
Find Deal
Sat, Apr 4 - Wed, Apr 8
United Airlines Logo
11:45 am - 5:40 pmSTL-BGR
4h 55m1 stop
United Airlines Logo
10:20 am - 4:40 pmBGR-STL
7h 20m1 stop
$449United Airlines
Find Deal
Sat, Apr 4 - Tue, Apr 7
American Airlines Logo
6:23 am - 11:57 amSTL-BGR
4h 34m1 stop
American Airlines Logo
5:09 pm - 10:25 pmBGR-STL
6h 16m1 stop
$463American Airlines
Find Deal
Tue, Mar 31 - Fri, Apr 10
American Airlines Logo
9:55 am - 4:16 pmSTL-BGR
5h 21m1 stop
American Airlines Logo
5:09 pm - 10:25 pmBGR-STL
6h 16m1 stop
$475American Airlines
Find Deal
Tue, Mar 31 - Thu, Apr 9

Delta flights from St. Louis to Bangor, Maine

Our best Delta deals on St. Louis to Bangor, Maine flight tickets
Delta
Nov 12
STL9:35 amLambert-St Louis
6h 14m
1 stop
BGR4:49 pmBangor
Nov 19
BGR5:16 amBangor
8h 24m
1 stop
STL12:40 pmLambert-St Louis
$259
Find similar
Delta
Mar 31
STL5:00 pmLambert-St Louis
5h 24m
1 stop
BGR11:24 pmBangor
Apr 7
BGR3:00 pmBangor
9h 40m
2 stops
STL11:40 pmLambert-St Louis
$264
Find similar
Delta
Mar 31
STL2:18 pmLambert-St Louis
8h 06m
2 stops
BGR11:24 pmBangor
Apr 8
BGR3:00 pmBangor
9h 40m
2 stops
STL11:40 pmLambert-St Louis
$269
Find similar

American Airlines flights from St. Louis to Bangor, Maine

Our best American Airlines deals on St. Louis to Bangor, Maine flight tickets
American Airlines
Apr 1
STL9:55 amLambert-St Louis
5h 21m
1 stop
BGR4:16 pmBangor
Apr 8
BGR5:34 amBangor
5h 06m
1 stop
STL9:40 amLambert-St Louis
$304
Find similar
American Airlines
Apr 4
STL6:39 amLambert-St Louis
4h 41m
1 stop
BGR12:20 pmBangor
Apr 8
BGR5:09 pmBangor
6h 16m
1 stop
STL10:25 pmLambert-St Louis
$430
Find similar
American Airlines
Mar 31
STL6:23 amLambert-St Louis
4h 34m
1 stop
BGR11:57 amBangor
Apr 10
BGR5:09 pmBangor
6h 16m
1 stop
STL10:25 pmLambert-St Louis
$463
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Bangor, Maine 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 14, 2025.
Use the filters below to find and compare flights from St. Louis to Bangor, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 11/12

9:35 am-4:49 pm

1 stop6h 14m

Bangor

Wed 11/19

5:16 am-12:40 pm

1 stop8h 24m

$259

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 3/31

5:00 pm-11:24 pm

1 stop5h 24m

Bangor

Tue 4/7

3:00 pm-11:40 pm

2 stops9h 40m

$264

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 3/31

2:18 pm-11:24 pm

2 stops8h 06m

Bangor

Wed 4/8

3:00 pm-11:40 pm

2 stops9h 40m

$269

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 4/1

9:55 am-4:16 pm

1 stop5h 21m

Bangor

Wed 4/8

5:34 am-9:40 am

1 stop5h 06m

$304

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 4/3

1:27 pm-10:04 pm

2 stops7h 37m

Bangor

Sun 4/5

10:20 am-4:40 pm

1 stop7h 20m

$344

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 4/3

11:45 am-5:40 pm

1 stop4h 55m

Bangor

Sun 4/5

10:20 am-4:40 pm

1 stop7h 20m

$404

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 4/4

6:39 am-12:20 pm

1 stop4h 41m

Bangor

Wed 4/8

5:09 pm-10:25 pm

1 stop6h 16m

$430

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 4/4

11:45 am-5:40 pm

1 stop4h 55m

Bangor

Tue 4/7

10:20 am-4:40 pm

1 stop7h 20m

$449

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 3/31

6:23 am-11:57 am

1 stop4h 34m

Bangor

Fri 4/10

5:09 pm-10:25 pm

1 stop6h 16m

$463

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 3/31

9:55 am-4:16 pm

1 stop5h 21m

Bangor

Thu 4/9

5:09 pm-10:25 pm

1 stop6h 16m

$475

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Bangor from

How to get the cheapest flight ticket from St. Louis to Bangor, Maine

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 cheapest month to fly to Bangor, Maine?

The month of February is, on average, the cheapest month to fly to Bangor, Maine from St. Louis, with most prices found around $264. The month of August is another great option to travel to Bangor, Maine, with average flight prices from St. Louis averaging around $290.

What is the cheapest day to depart on your flight to Bangor, Maine?

The cheapest day to depart from St. Louis to Bangor, Maine is on a Tuesday. Travelers who choose to depart for Bangor, Maine on a Tuesday will often find tickets for as low as $346. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $580. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bangor, Maine.

What is the cheapest time of day to depart on your flight to Bangor, Maine?

According to our data, the cheapest time of day to fly to Bangor, Maine is at noon. momondo users have found flights departing from St. Louis to Bangor, Maine at noon for as low as $262. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $494 on average. Flights to Bangor, Maine from St. Louis in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Bangor, Maine?

You are more likely to see cheaper flights to Bangor, Maine from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangor, Maine for around $401 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangor, Maine from St. Louis for as low as $305 on momondo.

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

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

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

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

Direct flights

None
There are no direct flights from St. Louis to Bangor, Maine. There are no popular flight routes from St. Louis to Bangor, Maine.
Search flight deals

  • How far is Lambert-St Louis to Bangor by plane?

    The distance between Lambert-St Louis and Bangor is about 1179.1 mi. In terms of flight time, this usually takes a little over 4h 34m.

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

    Prices for flights from Lambert-St Louis Airport to Bangor Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Bangor Airport.

  • What documentation or ID do you need to fly to Bangor Airport?

    The travel and health documents required for your trip to Bangor 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 Bangor 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 St. Louis to Bangor, Maine?

Best airlines flying from St. Louis to Bangor, Maine

Compare and see reviews for airlines that fly from St. Louis to Bangor, Maine with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $201Free CancellationRating
7.4
8,976 reviews
Search United Airlines flights
DeltaPriceFrom $229Free CancellationRating
7.9
7,975 reviews
Search Delta flights
American AirlinesPriceFrom $258Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights

Traveling to a place near Bangor?

Book flights to Bangor if you plan to visit one of these locations
Belfast
Greenville
Orono
Lincoln
Orland
Newport

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Bangor for you.

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

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

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

Once you have performed a search for St. Louis to Bangor flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from St. Louis to Bangor now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bangor and let you know when they change.

An easier way to manage your Bangor, Maine trip

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