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Cheap flights from St. Louis to Bangor from $162

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 9/27. 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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0 bags

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

Cheap round-trip flights

American Airlines Logo
6:00 pm - 11:48 pmSTL-BGR
4h 48m1 stop
American Airlines Logo
5:22 pm - 9:10 pmBGR-STL
4h 48m1 stop
$259American Airlines
Find Deal
Fri, Sep 26 - Fri, Oct 3
Delta Logo
11:04 am - 11:29 pmSTL-BGR
11h 25m2 stops
Delta Logo
5:23 am - 12:19 pmBGR-STL
7h 56m1 stop
$264Delta
Find Deal
Tue, Sep 16 - Wed, Sep 24
Delta Logo
2:15 pm - 11:29 pmSTL-BGR
8h 14m2 stops
Delta Logo
5:23 am - 2:35 pmBGR-STL
10h 12m2 stops
$269Delta
Find Deal
Tue, Sep 16 - Wed, Sep 24
American Airlines Logo
4:54 pm - 10:55 pmSTL-BGR
5h 01m1 stop
American Airlines Logo
5:39 am - 12:51 pmBGR-STL
8h 12m1 stop
$274American Airlines
Find Deal
Tue, Sep 2 - Fri, Sep 12
American Airlines Logo
6:00 am - 12:22 pmSTL-BGR
5h 22m1 stop
American Airlines Logo
7:48 am - 12:10 pmBGR-STL
5h 22m1 stop
$289American Airlines
Find Deal
Wed, Sep 3 - Sat, Sep 6
American Airlines Logo
6:07 am - 12:17 pmSTL-BGR
5h 10m1 stop
American Airlines Logo
3:52 pm - 8:55 pmBGR-STL
6h 03m1 stop
$291American Airlines
Find Deal
Thu, Nov 6 - Sat, Nov 8
Delta Logo
3:10 pm - 11:34 pmSTL-BGR
7h 24m1 stop
Delta Logo
6:00 am - 4:06 pmBGR-STL
11h 06m2 stops
$294Delta
Find Deal
Wed, Sep 3 - Sat, Sep 6
United Airlines Logo
3:23 pm - 9:40 pmSTL-BGR
5h 17m1 stop
United Airlines Logo
9:35 am - 2:27 pmBGR-STL
5h 52m1 stop
$339United Airlines
Find Deal
Fri, Sep 26 - Fri, Oct 3
United Airlines Logo
6:35 am - 5:26 pmSTL-BGR
9h 51m2 stops
United Airlines Logo
9:14 am - 3:44 pmBGR-STL
7h 30m1 stop
$359United Airlines
Find Deal
Sat, Sep 6 - Sat, Sep 13
United Airlines Logo
8:10 am - 5:26 pmSTL-BGR
8h 16m2 stops
United Airlines Logo
6:40 am - 2:19 pmBGR-STL
8h 39m2 stops
$364United Airlines
Find Deal
Sat, Sep 6 - Sat, Sep 13

Delta flights from St. Louis to Bangor, Maine

Our best Delta deals on St. Louis to Bangor, Maine flight tickets
Delta
Sep 16
STL11:04 amLambert-St Louis
11h 25m
2 stops
BGR11:29 pmBangor
Sep 24
BGR5:23 amBangor
7h 56m
1 stop
STL12:19 pmLambert-St Louis
$264
Find similar
Delta
Sep 16
STL2:15 pmLambert-St Louis
8h 14m
2 stops
BGR11:29 pmBangor
Sep 24
BGR5:23 amBangor
10h 12m
2 stops
STL2:35 pmLambert-St Louis
$269
Find similar
Delta
Sep 3
STL3:10 pmLambert-St Louis
7h 24m
1 stop
BGR11:34 pmBangor
Sep 6
BGR6:00 amBangor
11h 06m
2 stops
STL4:06 pmLambert-St Louis
$294
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
Sep 26
STL6:00 pmLambert-St Louis
4h 48m
1 stop
BGR11:48 pmBangor
Oct 3
BGR5:22 pmBangor
4h 48m
1 stop
STL9:10 pmLambert-St Louis
$259
Find similar
American Airlines
Sep 2
STL4:54 pmLambert-St Louis
5h 01m
1 stop
BGR10:55 pmBangor
Sep 12
BGR5:39 amBangor
8h 12m
1 stop
STL12:51 pmLambert-St Louis
$274
Find similar
American Airlines
Sep 3
STL6:00 amLambert-St Louis
5h 22m
1 stop
BGR12:22 pmBangor
Sep 6
BGR7:48 amBangor
5h 22m
1 stop
STL12:10 pmLambert-St Louis
$289
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 August 20, 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

Fri 9/26

6:00 pm-11:48 pm

1 stop4h 48m

Bangor

Fri 10/3

5:22 pm-9:10 pm

1 stop4h 48m

$259

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 9/16

11:04 am-11:29 pm

2 stops11h 25m

Bangor

Wed 9/24

5:23 am-12:19 pm

1 stop7h 56m

$264

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 9/16

2:15 pm-11:29 pm

2 stops8h 14m

Bangor

Wed 9/24

5:23 am-2:35 pm

2 stops10h 12m

$269

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Tue 9/2

4:54 pm-10:55 pm

1 stop5h 01m

Bangor

Fri 9/12

5:39 am-12:51 pm

1 stop8h 12m

$274

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 9/3

6:00 am-12:22 pm

1 stop5h 22m

Bangor

Sat 9/6

7:48 am-12:10 pm

1 stop5h 22m

$289

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Thu 11/6

6:07 am-12:17 pm

1 stop5h 10m

Bangor

Sat 11/8

3:52 pm-8:55 pm

1 stop6h 03m

$291

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Wed 9/3

3:10 pm-11:34 pm

1 stop7h 24m

Bangor

Sat 9/6

6:00 am-4:06 pm

2 stops11h 06m

$294

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Fri 9/26

3:23 pm-9:40 pm

1 stop5h 17m

Bangor

Fri 10/3

9:35 am-2:27 pm

1 stop5h 52m

$339

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 9/6

6:35 am-5:26 pm

2 stops9h 51m

Bangor

Sat 9/13

9:14 am-3:44 pm

1 stop7h 30m

$359

St. LouisBangor

STL - BGR

STLBGR

Lambert-St Louis

Sat 9/6

8:10 am-5:26 pm

2 stops8h 16m

Bangor

Sat 9/13

6:40 am-2:19 pm

2 stops8h 39m

$364

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 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 November is another great option to travel to Bangor, Maine, with average flight prices from St. Louis averaging around $270.

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 $391 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 $294 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.
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  • 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 48m.

  • 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
8,928 reviews
Search United Airlines flights
DeltaPriceFrom $229Free CancellationRating
7.9
7,982 reviews
Search Delta flights
American AirlinesPriceFrom $258Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From St. Louis to Bangor, Maine

    Across 3 United Airlines flights from St. Louis to Bangor, Maine this week, the average price was $258, with the best United Airlines deals starting from $201 round-trip. 8,928 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near Bangor?

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

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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