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Cheap flights from Montana to Portland from $130

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Portland departing on 5/16. 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 Montana to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:35 pm - 9:58 pm
FCA
-
PWM
7h 23m
1 stop
United Airlines Logo
6:00 am - 11:41 am
PWM
-
FCA
7h 41m
1 stop
$377United Airlines
Mon, Jun 1 - Mon, Jun 8
United Airlines Logo
5:16 pm - 9:11 am
BZN
-
PWM
13h 55m
2 stops
United Airlines Logo
4:58 pm - 10:40 pm
PWM
-
BZN
7h 42m
1 stop
$381United Airlines
Mon, Jun 1 - Mon, Jun 8
United Airlines Logo
12:35 pm - 9:19 pm
BZN
-
PWM
6h 44m
1 stop
United Airlines Logo
9:39 am - 9:37 pm
PWM
-
BZN
13h 58m
2 stops
$394United Airlines
Thu, May 7 - Tue, May 12
United Airlines Logo
12:35 pm - 9:19 pm
BZN
-
PWM
6h 44m
1 stop
United Airlines Logo
4:45 pm - 10:33 pm
PWM
-
BZN
7h 48m
1 stop
$398United Airlines
Thu, May 7 - Tue, May 12
United Airlines Logo
5:16 pm - 9:11 am
BZN
-
PWM
13h 55m
2 stops
United Airlines Logo
5:20 am - 3:17 pm
PWM
-
BZN
11h 57m
2 stops
$421United Airlines
Mon, Jun 1 - Mon, Jun 8
American Airlines Logo
5:00 pm - 6:51 pm
BZN
-
PWM
23h 51m
1 stop
American Airlines Logo
6:26 am - 4:09 pm
PWM
-
BZN
11h 43m
1 stop
$472American Airlines
Mon, Jun 1 - Mon, Jun 8
American Airlines Logo
12:36 pm - 10:41 pm
BIL
-
PWM
8h 05m
1 stop
American Airlines Logo
6:26 am - 12:06 pm
PWM
-
BIL
7h 40m
1 stop
$614American Airlines
Wed, Jun 17 - Mon, Jun 22
American Airlines Logo
6:00 am - 4:46 pm
BIL
-
PWM
8h 46m
1 stop
American Airlines Logo
1:31 pm - 10:45 pm
PWM
-
BIL
11h 14m
2 stops
$654American Airlines
Fri, Jul 17 - Wed, Jul 22
Delta Logo
7:30 am - 11:20 pm
MSO
-
PWM
13h 50m
2 stops
Delta Logo
6:30 am - 5:23 pm
PWM
-
MSO
12h 53m
2 stops
$824Delta
Wed, Feb 18 - Wed, Feb 25
Delta Logo
7:30 am - 11:06 pm
MSO
-
PWM
13h 36m
2 stops
Delta Logo
5:31 am - 5:23 pm
PWM
-
MSO
13h 52m
2 stops
$1,143Delta
Sun, Feb 22 - Thu, Feb 26

Delta flights from Montana to Portland, Maine

Our best Delta deals on Montana to Portland, Maine flight tickets
Delta
Feb 18
MSO7:30 amMissoula Johnson-Bell Field
13h 50m
2 stops
PWM11:20 pmPortland
Feb 25
PWM6:30 amPortland
12h 53m
2 stops
MSO5:23 pmMissoula Johnson-Bell Field
$824
Delta
Mar 13
BZN11:39 amBozeman Gallatin Field
9h 43m
2 stops
PWM11:22 pmPortland
Mar 21
PWM12:51 pmPortland
12h 19m
2 stops
BZN11:10 pmBozeman Gallatin Field
$1,117
Delta
Feb 22
MSO7:30 amMissoula Johnson-Bell Field
13h 36m
2 stops
PWM11:06 pmPortland
Feb 26
PWM5:31 amPortland
13h 52m
2 stops
MSO5:23 pmMissoula Johnson-Bell Field
$1,143

United Airlines flights from Montana to Portland, Maine

Our best United Airlines deals on Montana to Portland, Maine flight tickets
United Airlines
Jun 1
FCA12:35 pmKalispell Glacier Park
7h 23m
1 stop
PWM9:58 pmPortland
Jun 8
PWM6:00 amPortland
7h 41m
1 stop
FCA11:41 amKalispell Glacier Park
$377
United Airlines
Jun 1
BZN5:16 pmBozeman Gallatin Field
13h 55m
2 stops
PWM9:11 amPortland
Jun 8
PWM4:58 pmPortland
7h 42m
1 stop
BZN10:40 pmBozeman Gallatin Field
$381
United Airlines
May 7
BZN12:35 pmBozeman Gallatin Field
6h 44m
1 stop
PWM9:19 pmPortland
May 12
PWM9:39 amPortland
13h 58m
2 stops
BZN9:37 pmBozeman Gallatin Field
$394

momondo Fare Finder

 
Customize your flight search to find flights from Montana 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 February 8, 2026.
Use the filters below to find and compare flights from Montana to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Mon 6/1

12:35 pm-9:58 pm

1 stop7h 23m

Portland

Mon 6/8

6:00 am-11:41 am

1 stop7h 41m

$377

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Mon 6/1

5:16 pm-9:11 am

2 stops13h 55m

Portland

Mon 6/8

4:58 pm-10:40 pm

1 stop7h 42m

$381

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Thu 5/7

12:35 pm-9:19 pm

1 stop6h 44m

Portland

Tue 5/12

9:39 am-9:37 pm

2 stops13h 58m

$394

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Thu 5/7

12:35 pm-9:19 pm

1 stop6h 44m

Portland

Tue 5/12

4:45 pm-10:33 pm

1 stop7h 48m

$398

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Mon 6/1

5:16 pm-9:11 am

2 stops13h 55m

Portland

Mon 6/8

5:20 am-3:17 pm

2 stops11h 57m

$421

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Mon 6/1

5:00 pm-6:51 pm

1 stop23h 51m

Portland

Mon 6/8

6:26 am-4:09 pm

1 stop11h 43m

$472

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Wed 6/17

12:36 pm-10:41 pm

1 stop8h 05m

Portland

Mon 6/22

6:26 am-12:06 pm

1 stop7h 40m

$614

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Fri 7/17

6:00 am-4:46 pm

1 stop8h 46m

Portland

Wed 7/22

1:31 pm-10:45 pm

2 stops11h 14m

$654

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Wed 2/18

7:30 am-11:20 pm

2 stops13h 50m

Portland

Wed 2/25

6:30 am-5:23 pm

2 stops12h 53m

$824

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Sun 2/22

7:30 am-11:06 pm

2 stops13h 36m

Portland

Thu 2/26

5:31 am-5:23 pm

2 stops13h 52m

$1,143

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 Portland from

How to get the cheapest flight ticket from Montana 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 Montana to Portland, Maine flights?

You could potentially save up to 53% on your flight if you consider stops on a Montana to Portland, Maine flight.

Cheap Montana to Portland, Maine flight deals and tips

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

Fastest flight time

6h 49m

Direct flights

None
The fastest flight from Montana to Portland, Maine takes 6h 49m
There are no direct flights from Montana to Portland, Maine. There are no popular flight routes from Montana to Portland, Maine.
Search flight deals

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

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

  • How many operators does momondo search for flights from Montana to Portland Airport?

  • How old do you have to be to fly from Montana to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Montana to Portland Airport.

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

    The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to Portland, Maine

Compare and see reviews for airlines that fly from Montana to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $179Free CancellationRating
7.9
8,173 reviews
Search Delta flights
American AirlinesPriceFrom $302Free CancellationRating
7.2
11,255 reviews
Search American Airlines flights
United AirlinesPriceFrom $308Free CancellationRating
7.4
9,257 reviews
Search United Airlines flights

Traveling to a place near Portland?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montana to Portland. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Portland from Montana on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Montana and Portland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Montana 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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