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Cheap flights from Kalispell to Portland from $235

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to Portland departing on 8/4. 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 Kalispell to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:59 am - 11:11 pm
FCA
-
PWM
14h 12m
2 stops
Delta Logo
4:45 pm - 11:42 pm
PWM
-
FCA
8h 57m
2 stops
$552Delta
Thu, Sep 10 - Tue, Sep 15
Delta Logo
6:59 am - 11:11 pm
FCA
-
PWM
14h 12m
2 stops
Delta Logo
4:45 pm - 11:42 pm
PWM
-
FCA
8h 57m
2 stops
$562Delta
Thu, Sep 10 - Tue, Sep 15
United Airlines Logo
12:35 pm - 9:44 pm
FCA
-
PWM
7h 09m
1 stop
United Airlines Logo
6:00 am - 11:29 am
PWM
-
FCA
7h 29m
1 stop
$575United Airlines
Wed, Sep 9 - Tue, Sep 15
United Airlines Logo
12:35 pm - 9:44 pm
FCA
-
PWM
7h 09m
1 stop
United Airlines Logo
5:15 am - 3:17 pm
PWM
-
FCA
12h 02m
2 stops
$580United Airlines
Wed, Sep 9 - Tue, Sep 15
Delta Logo
3:00 pm - 1:54 pm
FCA
-
PWM
20h 54m
2 stops
Delta Logo
4:45 pm - 11:42 pm
PWM
-
FCA
8h 57m
2 stops
$584Delta
Wed, Sep 9 - Tue, Sep 15
Delta Logo
6:59 am - 10:33 pm
FCA
-
PWM
13h 34m
2 stops
Delta Logo
4:45 pm - 11:42 pm
PWM
-
FCA
8h 57m
2 stops
$591Delta
Thu, Sep 10 - Mon, Sep 14
Delta Logo
6:59 am - 11:11 pm
FCA
-
PWM
14h 12m
2 stops
Delta Logo
4:45 pm - 11:42 pm
PWM
-
FCA
8h 57m
2 stops
$593Delta
Fri, Sep 11 - Tue, Sep 15
United Airlines Logo
12:33 pm - 9:23 pm
FCA
-
PWM
6h 50m
1 stop
United Airlines Logo
6:03 am - 11:27 am
PWM
-
FCA
7h 24m
1 stop
$596United Airlines
Mon, Aug 31 - Fri, Sep 4
Delta Logo
6:59 am - 11:11 pm
FCA
-
PWM
14h 12m
2 stops
Delta Logo
4:45 pm - 11:42 pm
PWM
-
FCA
8h 57m
2 stops
$603Delta
Wed, Sep 9 - Tue, Sep 15
United Airlines Logo
12:35 pm - 9:44 pm
FCA
-
PWM
7h 09m
1 stop
United Airlines Logo
7:30 am - 3:21 pm
PWM
-
FCA
9h 51m
1 stop
$610United Airlines
Wed, Sep 9 - Sun, Sep 13

Delta flights from Kalispell to Portland, Maine

Our best Delta deals on Kalispell to Portland, Maine flight tickets
Delta
Sep 10
FCA6:59 amKalispell Glacier Park
14h 12m
2 stops
PWM11:11 pmPortland
Sep 15
PWM4:45 pmPortland
8h 57m
2 stops
FCA11:42 pmKalispell Glacier Park
$552
Delta
Sep 10
FCA6:59 amKalispell Glacier Park
14h 12m
2 stops
PWM11:11 pmPortland
Sep 15
PWM4:45 pmPortland
8h 57m
2 stops
FCA11:42 pmKalispell Glacier Park
$562
Delta
Sep 9
FCA3:00 pmKalispell Glacier Park
20h 54m
2 stops
PWM1:54 pmPortland
Sep 15
PWM4:45 pmPortland
8h 57m
2 stops
FCA11:42 pmKalispell Glacier Park
$584

United Airlines flights from Kalispell to Portland, Maine

Our best United Airlines deals on Kalispell to Portland, Maine flight tickets
United Airlines
Sep 9
FCA12:35 pmKalispell Glacier Park
7h 09m
1 stop
PWM9:44 pmPortland
Sep 15
PWM6:00 amPortland
7h 29m
1 stop
FCA11:29 amKalispell Glacier Park
$575
United Airlines
Sep 9
FCA12:35 pmKalispell Glacier Park
7h 09m
1 stop
PWM9:44 pmPortland
Sep 15
PWM5:15 amPortland
12h 02m
2 stops
FCA3:17 pmKalispell Glacier Park
$580
United Airlines
Jun 10
FCA10:42 amKalispell Glacier Park
11h 09m
2 stops
PWM11:51 pmPortland
Jun 14
PWM6:00 amPortland
7h 29m
1 stop
FCA11:29 amKalispell Glacier Park
$588

momondo Fare Finder

 
Customize your flight search to find flights from Kalispell 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 7, 2026.
Use the filters below to find and compare flights from Kalispell to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Thu 9/10

6:59 am-11:11 pm

2 stops14h 12m

Portland

Tue 9/15

4:45 pm-11:42 pm

2 stops8h 57m

$552

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Thu 9/10

6:59 am-11:11 pm

2 stops14h 12m

Portland

Tue 9/15

4:45 pm-11:42 pm

2 stops8h 57m

$562

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 9/9

12:35 pm-9:44 pm

1 stop7h 09m

Portland

Tue 9/15

6:00 am-11:29 am

1 stop7h 29m

$575

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 9/9

12:35 pm-9:44 pm

1 stop7h 09m

Portland

Tue 9/15

5:15 am-3:17 pm

2 stops12h 02m

$580

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 9/9

3:00 pm-1:54 pm

2 stops20h 54m

Portland

Tue 9/15

4:45 pm-11:42 pm

2 stops8h 57m

$584

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Thu 9/10

6:59 am-10:33 pm

2 stops13h 34m

Portland

Mon 9/14

4:45 pm-11:42 pm

2 stops8h 57m

$591

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Fri 9/11

6:59 am-11:11 pm

2 stops14h 12m

Portland

Tue 9/15

4:45 pm-11:42 pm

2 stops8h 57m

$593
Quickest round-trip

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Mon 8/31

12:33 pm-9:23 pm

1 stop6h 50m

Portland

Fri 9/4

6:03 am-11:27 am

1 stop7h 24m

$596

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 9/9

6:59 am-11:11 pm

2 stops14h 12m

Portland

Tue 9/15

4:45 pm-11:42 pm

2 stops8h 57m

$603

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 9/9

12:35 pm-9:44 pm

1 stop7h 09m

Portland

Sun 9/13

7:30 am-3:21 pm

1 stop9h 51m

$610

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 Kalispell 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

What is the cheapest airline that flies from Kalispell Glacier Park to Portland?

Delta, United Airlines, and American Airlines are the most popular carriers operating from Kalispell Glacier Park to Portland

What airlines fly to Portland, Maine?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Portland, Maine from Kalispell according to our data. United Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 4 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.

When to book flights from Kalispell to Portland, Maine

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

Cheap Kalispell to Portland, Maine (FCA to PWM) flight deals and tips

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

Fastest flight time

7h 06m

Direct flights

None
The fastest flight from Kalispell to Portland, Maine takes 7h 06m
There are no direct flights from Kalispell to Portland, Maine. There are no popular flight routes from Kalispell to Portland, Maine.
Search flight deals

Frequently asked questions about flying from Kalispell to Portland, Maine

  • How far is Kalispell Glacier Park to Portland by plane?

    The distance between Kalispell Glacier Park and Portland is about 2109.3 mi. Flights usually cover this in 7h 06m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to Portland Airport?

    Prices for flights from Kalispell Glacier Park Airport to Portland Airport are updated daily.

  • How many operators does momondo search for flights from Kalispell Glacier Park Airport to Portland Airport?

  • How old do you have to be to fly from Kalispell Glacier Park Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park 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.

  • What is the most popular airline from Kalispell to Portland, Maine?

Best airlines flying from Kalispell to Portland, Maine

Compare and see reviews for airlines that fly from Kalispell to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $308Free CancellationRating
7.4
9,777 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
Lewiston
Freeport
Conway
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 Kalispell to Portland?

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

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

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

How can momondo help me find flights from Kalispell 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 Kalispell to Portland.

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

Yes. momondo can track prices for Kalispell to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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