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Cheap flights from Bismarck to Portland from $355

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bismarck to Portland departing on 7/28. 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

Find the cheapest flights from Bismarck to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:00 am - 11:23 pm
BIS
-
PWM
13h 23m
2 stops
United Airlines Logo
3:27 pm - 11:47 pm
PWM
-
BIS
9h 20m
1 stop
$424United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
9:00 am - 11:23 pm
BIS
-
PWM
13h 23m
2 stops
United Airlines Logo
9:46 am - 7:58 pm
PWM
-
BIS
11h 12m
2 stops
$429United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
5:50 am - 4:02 pm
BIS
-
PWM
9h 12m
1 stop
United Airlines Logo
3:27 pm - 11:47 pm
PWM
-
BIS
9h 20m
1 stop
$549United Airlines
Tue, Oct 27 - Sat, Oct 31
United Airlines Logo
9:15 am - 10:57 pm
BIS
-
PWM
12h 42m
2 stops
United Airlines Logo
6:00 am - 11:37 pm
PWM
-
BIS
18h 37m
2 stops
$609United Airlines
Sat, Dec 5 - Tue, Dec 8
Delta Logo
5:00 am - 10:45 am
BIS
-
PWM
4h 45m
1 stop
Delta Logo
11:50 am - 5:00 pm
PWM
-
BIS
6h 10m
1 stop
$647Delta
Sun, Sep 13 - Fri, Sep 18
Delta Logo
5:00 am - 1:16 pm
BIS
-
PWM
7h 16m
2 stops
Delta Logo
11:50 am - 5:00 pm
PWM
-
BIS
6h 10m
1 stop
$652Delta
Sun, Sep 13 - Fri, Sep 18
United Airlines Logo
9:15 am - 10:57 pm
BIS
-
PWM
12h 42m
2 stops
United Airlines Logo
5:06 pm - 12:48 pm
PWM
-
BIS
20h 42m
3 stops
$666United Airlines
Sat, Dec 5 - Tue, Dec 8
Delta Logo
11:12 am - 11:17 pm
BIS
-
PWM
11h 05m
2 stops
Delta Logo
11:50 am - 5:00 pm
PWM
-
BIS
6h 10m
1 stop
$678Delta
Sun, Sep 20 - Fri, Sep 25
American Airlines Logo
1:13 pm - 1:12 pm
BIS
-
PWM
22h 59m
1 stop
American Airlines Logo
1:53 pm - 12:36 pm
PWM
-
BIS
23h 43m
1 stop
$686American Airlines
Sun, Sep 13 - Fri, Sep 18
Delta Logo
5:00 am - 1:16 pm
BIS
-
PWM
7h 16m
2 stops
Delta Logo
11:50 am - 5:00 pm
PWM
-
BIS
6h 10m
1 stop
$706Delta
Sun, Sep 13 - Fri, Sep 18

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United Airlines flights from Bismarck to Portland, Maine

Our best United Airlines deals on Bismarck to Portland, Maine flight tickets
United Airlines
Oct 27
BIS9:00 amBismarck
13h 23m
2 stops
PWM11:23 pmPortland
Oct 31
PWM3:27 pmPortland
9h 20m
1 stop
BIS11:47 pmBismarck
$424
United Airlines
Oct 27
BIS9:00 amBismarck
13h 23m
2 stops
PWM11:23 pmPortland
Oct 31
PWM9:46 amPortland
11h 12m
2 stops
BIS7:58 pmBismarck
$429
United Airlines
Oct 27
BIS5:50 amBismarck
9h 12m
1 stop
PWM4:02 pmPortland
Oct 31
PWM3:27 pmPortland
9h 20m
1 stop
BIS11:47 pmBismarck
$549

Delta flights from Bismarck to Portland, Maine

Our best Delta deals on Bismarck to Portland, Maine flight tickets
Delta
Sep 13
BIS5:00 amBismarck
4h 45m
1 stop
PWM10:45 amPortland
Sep 18
PWM11:50 amPortland
6h 10m
1 stop
BIS5:00 pmBismarck
$647
Delta
Sep 13
BIS5:00 amBismarck
7h 16m
2 stops
PWM1:16 pmPortland
Sep 18
PWM11:50 amPortland
6h 10m
1 stop
BIS5:00 pmBismarck
$652
Delta
Sep 20
BIS11:12 amBismarck
11h 05m
2 stops
PWM11:17 pmPortland
Sep 25
PWM11:50 amPortland
6h 10m
1 stop
BIS5:00 pmBismarck
$678

momondo Fare Finder

 
Customize your flight search to find flights from Bismarck to Portland, 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 June 25, 2026.
Use the filters below to find and compare flights from Bismarck to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Tue 10/27

9:00 am-11:23 pm

2 stops13h 23m

Portland

Sat 10/31

3:27 pm-11:47 pm

1 stop9h 20m

$424

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Tue 10/27

9:00 am-11:23 pm

2 stops13h 23m

Portland

Sat 10/31

9:46 am-7:58 pm

2 stops11h 12m

$429

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Tue 10/27

5:50 am-4:02 pm

1 stop9h 12m

Portland

Sat 10/31

3:27 pm-11:47 pm

1 stop9h 20m

$549

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sat 12/5

9:15 am-10:57 pm

2 stops12h 42m

Portland

Tue 12/8

6:00 am-11:37 pm

2 stops18h 37m

$609
Quickest round-trip

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sun 9/13

5:00 am-10:45 am

1 stop4h 45m

Portland

Fri 9/18

11:50 am-5:00 pm

1 stop6h 10m

$647

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sun 9/13

5:00 am-1:16 pm

2 stops7h 16m

Portland

Fri 9/18

11:50 am-5:00 pm

1 stop6h 10m

$652

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sat 12/5

9:15 am-10:57 pm

2 stops12h 42m

Portland

Tue 12/8

5:06 pm-12:48 pm

3 stops20h 42m

$666

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sun 9/20

11:12 am-11:17 pm

2 stops11h 05m

Portland

Fri 9/25

11:50 am-5:00 pm

1 stop6h 10m

$678

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sun 9/13

1:13 pm-1:12 pm

1 stop22h 59m

Portland

Fri 9/18

1:53 pm-12:36 pm

1 stop23h 43m

$686

BismarckPortland

BIS - PWM

BISPWM

Bismarck

Sun 9/13

5:00 am-1:16 pm

2 stops7h 16m

Portland

Fri 9/18

11:50 am-5:00 pm

1 stop6h 10m

$706

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Bismarck to Portland, 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

Can stopping save me money on Bismarck to Portland, Maine flights?

You could potentially save up to 3% on your flight if you consider stops on a Bismarck to Portland, Maine flight.

When to book flights from Bismarck to Portland, Maine

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

Cheap Bismarck to Portland, Maine (BIS to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bismarck to Portland, Maine

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from Bismarck to Portland, Maine takes 4h 45m
There are no direct flights from Bismarck to Portland, Maine. There are no popular flight routes from Bismarck to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Bismarck to Portland, Maine

  • How far is Bismarck to Portland by plane?

    The distance between Bismarck and Portland is about 1490.5 mi. 4h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Bismarck Airport to Portland Airport?

    Prices for flights from Bismarck Airport to Portland Airport are updated daily.

  • How old do you have to be to fly from Bismarck Airport to Portland 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 Bismarck Airport to Portland Airport.

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

    The travel and health documents required for your trip to Portland 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 Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Lewiston
Brunswick
Freeport
Conway
Bartlett
Gorham
Auburn
Windham
Intervale
Bath
Oxford
Falmouth
Georgetown
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from Bismarck to Portland?

Finding the right flight to Portland from Bismarck is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portland quick and easy, saving you time and money.

Can I find flights from Bismarck to Portland with flexible booking policies on momondo?

All flight searches from Bismarck to Portland on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bismarck to Portland?

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 Bismarck to Portland.

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

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

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