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Cheap flights from St. Louis to Bangor from $172

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Bangor departing on 5/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from St. Louis to Bangor

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:23 am - 4:33 pm
STL
-
BGR
6h 10m
1 stop
American Airlines Logo
5:45 am - 10:37 am
BGR
-
STL
5h 52m
1 stop
$319American Airlines
Wed, May 27 - Wed, Jun 3
American Airlines Logo
5:46 pm - 11:52 pm
STL
-
BGR
5h 06m
1 stop
American Airlines Logo
5:56 am - 12:18 pm
BGR
-
STL
7h 22m
1 stop
$329American Airlines
Fri, Sep 11 - Tue, Sep 15
United Airlines Logo
1:13 pm - 11:15 pm
STL
-
BGR
9h 02m
2 stops
United Airlines Logo
7:15 pm - 11:35 pm
BGR
-
STL
5h 20m
1 stop
$344United Airlines
Wed, May 27 - Wed, Jun 3
American Airlines Logo
8:54 am - 5:05 pm
STL
-
BGR
7h 11m
1 stop
American Airlines Logo
4:59 pm - 10:07 pm
BGR
-
STL
6h 08m
1 stop
$349American Airlines
Fri, Apr 10 - Mon, Apr 13
Delta Logo
12:28 pm - 11:20 pm
STL
-
BGR
9h 52m
2 stops
Delta Logo
6:00 am - 12:19 pm
BGR
-
STL
7h 19m
1 stop
$354Delta
Tue, Apr 7 - Sat, Apr 11
United Airlines Logo
1:13 pm - 11:15 pm
STL
-
BGR
9h 02m
2 stops
United Airlines Logo
7:13 pm - 11:45 pm
BGR
-
STL
5h 32m
1 stop
$373United Airlines
Mon, Jul 20 - Sat, Jul 25
United Airlines Logo
1:13 pm - 11:15 pm
STL
-
BGR
9h 02m
2 stops
United Airlines Logo
7:15 pm - 11:35 pm
BGR
-
STL
5h 20m
1 stop
$374United Airlines
Fri, May 29 - Mon, Jun 1
American Airlines Logo
8:57 am - 4:33 pm
STL
-
BGR
6h 36m
1 stop
American Airlines Logo
5:35 am - 10:12 am
BGR
-
STL
5h 37m
1 stop
$379American Airlines
Tue, Jun 16 - Tue, Jun 23
Delta Logo
6:45 am - 3:47 pm
STL
-
BGR
8h 02m
2 stops
Delta Logo
5:05 am - 12:23 pm
BGR
-
STL
8h 18m
1 stop
$385Delta
Wed, May 27 - Wed, Jun 3
American Airlines Logo
1:45 pm - 10:42 pm
STL
-
BGR
7h 57m
1 stop
American Airlines Logo
4:34 pm - 11:59 pm
BGR
-
STL
8h 25m
1 stop
$389American Airlines
Fri, May 29 - Mon, Jun 1

United Airlines flights from St. Louis to Bangor, Maine

Our best United Airlines deals on St. Louis to Bangor, Maine flight tickets
United Airlines
May 27
STL1:13 pmLambert-St Louis
9h 02m
2 stops
BGR11:15 pmBangor
Jun 3
BGR7:15 pmBangor
5h 20m
1 stop
STL11:35 pmLambert-St Louis
$344
United Airlines
Jul 20
STL1:13 pmLambert-St Louis
9h 02m
2 stops
BGR11:15 pmBangor
Jul 25
BGR7:13 pmBangor
5h 32m
1 stop
STL11:45 pmLambert-St Louis
$373
United Airlines
May 29
STL1:13 pmLambert-St Louis
9h 02m
2 stops
BGR11:15 pmBangor
Jun 1
BGR7:15 pmBangor
5h 20m
1 stop
STL11:35 pmLambert-St Louis
$374

Delta flights from St. Louis to Bangor, Maine

Our best Delta deals on St. Louis to Bangor, Maine flight tickets
Delta
Apr 7
STL12:28 pmLambert-St Louis
9h 52m
2 stops
BGR11:20 pmBangor
Apr 11
BGR6:00 amBangor
7h 19m
1 stop
STL12:19 pmLambert-St Louis
$354
Delta
May 27
STL6:45 amLambert-St Louis
8h 02m
2 stops
BGR3:47 pmBangor
Jun 3
BGR5:05 amBangor
8h 18m
1 stop
STL12:23 pmLambert-St Louis
$385
Delta
Sep 11
STL6:00 amLambert-St Louis
5h 04m
1 stop
BGR12:04 pmBangor
Sep 15
BGR3:00 pmBangor
9h 37m
2 stops
STL11:37 pmLambert-St Louis
$398

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 March 28, 2026.
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

Cheapest round-trip
Quickest round-trip

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 5/27

9:23 am-4:33 pm

1 stop6h 10m

Bangor

Wed 6/3

5:45 am-10:37 am

1 stop5h 52m

$319

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 9/11

5:46 pm-11:52 pm

1 stop5h 06m

Bangor

Tue 9/15

5:56 am-12:18 pm

1 stop7h 22m

$329

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 5/27

1:13 pm-11:15 pm

2 stops9h 02m

Bangor

Wed 6/3

7:15 pm-11:35 pm

1 stop5h 20m

$344

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 4/10

8:54 am-5:05 pm

1 stop7h 11m

Bangor

Mon 4/13

4:59 pm-10:07 pm

1 stop6h 08m

$349

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 4/7

12:28 pm-11:20 pm

2 stops9h 52m

Bangor

Sat 4/11

6:00 am-12:19 pm

1 stop7h 19m

$354

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Mon 7/20

1:13 pm-11:15 pm

2 stops9h 02m

Bangor

Sat 7/25

7:13 pm-11:45 pm

1 stop5h 32m

$373

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 5/29

1:13 pm-11:15 pm

2 stops9h 02m

Bangor

Mon 6/1

7:15 pm-11:35 pm

1 stop5h 20m

$374

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 6/16

8:57 am-4:33 pm

1 stop6h 36m

Bangor

Tue 6/23

5:35 am-10:12 am

1 stop5h 37m

$379

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 5/27

6:45 am-3:47 pm

2 stops8h 02m

Bangor

Wed 6/3

5:05 am-12:23 pm

1 stop8h 18m

$385

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 5/29

1:45 pm-10:42 pm

1 stop7h 57m

Bangor

Mon 6/1

4:34 pm-11:59 pm

1 stop8h 25m

$389

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between St. Louis and Bangor, Maine?

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 $392 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 $258 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

Fastest flight time

4h 55m

Direct flights

None
The fastest flight from St. Louis to Bangor, Maine takes 4h 55m
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 55m.

  • 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
9,499 reviews
Search United Airlines flights
DeltaPriceFrom $229Free CancellationRating
7.9
8,356 reviews
Search Delta flights
American AirlinesPriceFrom $258Free CancellationRating
7.1
11,520 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
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.

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