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Cheap flights from St. Louis to Bangor from $134

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 3/1. 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
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.
Multiple Airlines Logo
3:49 pm - 10:02 am
STL
-
BGR
17h 13m
1 stop
Multiple Airlines Logo
2:23 pm - 11:59 pm
BGR
-
STL
34h 36m
2 stops
$280Multiple Airlines
Sun, Mar 1 - Wed, Mar 4
Delta Logo
5:45 pm - 11:33 pm
STL
-
BGR
4h 48m
1 stop
Delta Logo
6:00 am - 4:49 pm
BGR
-
STL
11h 49m
2 stops
$284Delta
Fri, May 8 - Sat, May 16
Delta Logo
6:40 am - 4:24 pm
STL
-
BGR
8h 44m
2 stops
Delta Logo
6:00 am - 4:49 pm
BGR
-
STL
11h 49m
2 stops
$289Delta
Tue, May 12 - Sat, May 16
Multiple Airlines Logo
3:49 pm - 7:14 pm
STL
-
BGR
26h 25m
1 stop
Multiple Airlines Logo
7:54 pm - 1:09 pm
BGR
-
STL
18h 15m
2 stops
$293Multiple Airlines
Wed, Feb 18 - Sun, Feb 22
Multiple Airlines Logo
3:49 pm - 10:02 am
STL
-
BGR
17h 13m
1 stop
Multiple Airlines Logo
2:23 pm - 11:59 pm
BGR
-
STL
34h 36m
2 stops
$302Multiple Airlines
Sun, Mar 1 - Wed, Mar 4
American Airlines Logo
6:00 am - 12:19 pm
STL
-
BGR
5h 19m
1 stop
American Airlines Logo
4:56 pm - 9:37 pm
BGR
-
STL
5h 41m
1 stop
$309American Airlines
Wed, Feb 18 - Sun, Feb 22
Multiple Airlines Logo
3:49 pm - 10:02 am
STL
-
BGR
17h 13m
1 stop
Multiple Airlines Logo
2:23 pm - 11:59 pm
BGR
-
STL
34h 36m
2 stops
$328Multiple Airlines
Sun, Mar 1 - Wed, Mar 4
Delta Logo
5:45 pm - 11:33 pm
STL
-
BGR
4h 48m
1 stop
Delta Logo
6:00 am - 4:49 pm
BGR
-
STL
11h 49m
2 stops
$330Delta
Tue, May 12 - Sat, May 16
Delta Logo
6:40 am - 3:47 pm
STL
-
BGR
8h 07m
2 stops
Delta Logo
6:00 am - 4:49 pm
BGR
-
STL
11h 49m
2 stops
$359Delta
Sat, May 9 - Sat, May 16
American Airlines Logo
8:55 am - 5:05 pm
STL
-
BGR
7h 10m
1 stop
American Airlines Logo
4:59 pm - 9:23 pm
BGR
-
STL
5h 24m
1 stop
$360American Airlines
Mon, May 11 - Mon, May 18

United Airlines flights from St. Louis to Bangor, Maine

Our best United Airlines deals on St. Louis to Bangor, Maine flight tickets
United Airlines
Feb 17
STL7:41 amLambert-St Louis
9h 53m
2 stops
BGR6:34 pmBangor
Feb 21
BGR6:35 amBangor
8h 54m
2 stops
STL2:29 pmLambert-St Louis
$399
United Airlines
May 29
STL1:13 pmLambert-St Louis
8h 59m
2 stops
BGR11:12 pmBangor
Jun 7
BGR7:15 pmBangor
5h 12m
1 stop
STL11:27 pmLambert-St Louis
$461
United Airlines
Mar 1
STL7:41 amLambert-St Louis
9h 53m
2 stops
BGR6:34 pmBangor
Mar 4
BGR6:35 amBangor
10h 27m
2 stops
STL4:02 pmLambert-St Louis
$472

Delta flights from St. Louis to Bangor, Maine

Our best Delta deals on St. Louis to Bangor, Maine flight tickets
Delta
May 8
STL5:45 pmLambert-St Louis
4h 48m
1 stop
BGR11:33 pmBangor
May 16
BGR6:00 amBangor
11h 49m
2 stops
STL4:49 pmLambert-St Louis
$284
Delta
May 12
STL6:40 amLambert-St Louis
8h 44m
2 stops
BGR4:24 pmBangor
May 16
BGR6:00 amBangor
11h 49m
2 stops
STL4:49 pmLambert-St Louis
$289
Delta
May 12
STL5:45 pmLambert-St Louis
4h 48m
1 stop
BGR11:33 pmBangor
May 16
BGR6:00 amBangor
11h 49m
2 stops
STL4:49 pmLambert-St Louis
$330

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 February 4, 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

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sun 3/1

3:49 pm-10:02 am

1 stop17h 13m

Bangor

Wed 3/4

2:23 pm-11:59 pm

2 stops34h 36m

$280

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 5/8

5:45 pm-11:33 pm

1 stop4h 48m

Bangor

Sat 5/16

6:00 am-4:49 pm

2 stops11h 49m

$284

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 5/12

6:40 am-4:24 pm

2 stops8h 44m

Bangor

Sat 5/16

6:00 am-4:49 pm

2 stops11h 49m

$289

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 2/18

3:49 pm-7:14 pm

1 stop26h 25m

Bangor

Sun 2/22

7:54 pm-1:09 pm

2 stops18h 15m

$293

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sun 3/1

3:49 pm-10:02 am

1 stop17h 13m

Bangor

Wed 3/4

2:23 pm-11:59 pm

2 stops34h 36m

$302

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 2/18

6:00 am-12:19 pm

1 stop5h 19m

Bangor

Sun 2/22

4:56 pm-9:37 pm

1 stop5h 41m

$309

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sun 3/1

3:49 pm-10:02 am

1 stop17h 13m

Bangor

Wed 3/4

2:23 pm-11:59 pm

2 stops34h 36m

$328

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 5/12

5:45 pm-11:33 pm

1 stop4h 48m

Bangor

Sat 5/16

6:00 am-4:49 pm

2 stops11h 49m

$330

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 5/9

6:40 am-3:47 pm

2 stops8h 07m

Bangor

Sat 5/16

6:00 am-4:49 pm

2 stops11h 49m

$359

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Mon 5/11

8:55 am-5:05 pm

1 stop7h 10m

Bangor

Mon 5/18

4:59 pm-9:23 pm

1 stop5h 24m

$360

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 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 $271. The month of August is another great option to travel to Bangor, Maine, with average flight prices from St. Louis averaging around $290.

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 $402 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 $306 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

5h 08m

Direct flights

None
The fastest flight from St. Louis to Bangor, Maine takes 5h 08m
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 5h 08m.

  • 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
9,236 reviews
Search United Airlines flights
DeltaPriceFrom $229Free CancellationRating
7.9
8,144 reviews
Search Delta flights
American AirlinesPriceFrom $258Free CancellationRating
7.2
11,222 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.

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