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Cheap flights from Portland to Kalispell from $124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Kalispell departing on 5/29. 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 Portland to Kalispell

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:45 am - 11:25 am
PDX
-
FCA
4h 40m
1 stop
Delta Logo
5:13 am - 8:52 am
FCA
-
PDX
4h 39m
1 stop
$237Delta
Sun, May 24 - Sat, May 30
Alaska Airlines Logo
2:33 pm - 5:00 pm
PDX
-
FCA
1h 27mnonstop
Alaska Airlines Logo
4:14 pm - 4:49 pm
FCA
-
PDX
1h 35mnonstop
$268Alaska Airlines
Sat, May 23 - Wed, May 27
Delta Logo
5:05 pm - 11:14 pm
PDX
-
FCA
5h 09m
1 stop
Delta Logo
5:13 am - 8:52 am
FCA
-
PDX
4h 39m
1 stop
$282Delta
Fri, May 22 - Tue, May 26
Delta Logo
7:05 am - 5:27 pm
PDX
-
FCA
9h 22m
2 stops
Delta Logo
6:07 pm - 10:40 pm
FCA
-
PDX
5h 33m
1 stop
$288Delta
Sun, May 24 - Sat, May 30
Delta Logo
5:05 pm - 11:14 pm
PDX
-
FCA
5h 09m
1 stop
Delta Logo
5:13 am - 8:52 am
FCA
-
PDX
4h 39m
1 stop
$303Delta
Fri, May 22 - Tue, May 26
Alaska Airlines Logo
2:33 pm - 5:00 pm
PDX
-
FCA
1h 27mnonstop
Alaska Airlines Logo
5:40 pm - 9:28 pm
FCA
-
PDX
4h 48m
1 stop
$308Alaska Airlines
Sat, May 23 - Wed, May 27
Alaska Airlines Logo
5:00 am - 10:51 am
PDX
-
FCA
4h 51m
1 stop
Alaska Airlines Logo
6:15 am - 9:47 am
FCA
-
PDX
4h 32m
1 stop
$318Alaska Airlines
Sun, May 17 - Mon, May 25
Alaska Airlines Logo
5:46 pm - 3:34 pm
PDX
-
FCA
20h 48m
1 stop
Alaska Airlines Logo
4:14 pm - 4:49 pm
FCA
-
PDX
1h 35mnonstop
$320Alaska Airlines
Fri, May 22 - Tue, May 26
Alaska Airlines Logo
5:00 am - 10:51 am
PDX
-
FCA
4h 51m
1 stop
Alaska Airlines Logo
4:14 pm - 4:49 pm
FCA
-
PDX
1h 35mnonstop
$328Alaska Airlines
Sun, May 17 - Thu, May 21
Alaska Airlines Logo
5:00 am - 11:58 pm
PDX
-
FCA
17h 58m
1 stop
Alaska Airlines Logo
4:14 pm - 4:49 pm
FCA
-
PDX
1h 35mnonstop
$330Alaska Airlines
Fri, May 22 - Tue, May 26

Alaska Airlines flights from Portland to Kalispell

Our best Alaska Airlines deals on Portland to Kalispell flight tickets
Alaska Airlines
May 23
PDX2:33 pmPortland
1h 27m
FCA5:00 pmKalispell Glacier Park
May 27
FCA4:14 pmKalispell Glacier Park
1h 35m
PDX4:49 pmPortland
$268
Alaska Airlines
May 23
PDX2:33 pmPortland
1h 27m
FCA5:00 pmKalispell Glacier Park
May 27
FCA5:40 pmKalispell Glacier Park
4h 48m
1 stop
PDX9:28 pmPortland
$308
Alaska Airlines
May 17
PDX5:00 amPortland
4h 51m
1 stop
FCA10:51 amKalispell Glacier Park
May 25
FCA6:15 amKalispell Glacier Park
4h 32m
1 stop
PDX9:47 amPortland
$318

United Airlines flights from Portland to Kalispell

Our best United Airlines deals on Portland to Kalispell flight tickets
United Airlines
Apr 30
PDX5:30 amPortland
15h 27m
3 stops
FCA9:57 pmKalispell Glacier Park
May 2
FCA6:00 amKalispell Glacier Park
15h 58m
3 stops
PDX8:58 pmPortland
$1,212
United Airlines
Apr 30
PDX5:30 amPortland
15h 27m
3 stops
FCA9:57 pmKalispell Glacier Park
May 2
FCA6:00 amKalispell Glacier Park
13h 46m
2 stops
PDX6:46 pmPortland
$1,226

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Kalispell 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 April 27, 2026.
Use the filters below to find and compare flights from Portland to Kalispell that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Sun 5/24

5:45 am-11:25 am

1 stop4h 40m

Kalispell Glacier Park

Sat 5/30

5:13 am-8:52 am

1 stop4h 39m

$237
Quickest round-trip

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Sat 5/23

2:33 pm-5:00 pm

Nonstop1h 27m

Kalispell Glacier Park

Wed 5/27

4:14 pm-4:49 pm

Nonstop1h 35m

$268

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Fri 5/22

5:05 pm-11:14 pm

1 stop5h 09m

Kalispell Glacier Park

Tue 5/26

5:13 am-8:52 am

1 stop4h 39m

$282

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Sun 5/24

7:05 am-5:27 pm

2 stops9h 22m

Kalispell Glacier Park

Sat 5/30

6:07 pm-10:40 pm

1 stop5h 33m

$288

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Fri 5/22

5:05 pm-11:14 pm

1 stop5h 09m

Kalispell Glacier Park

Tue 5/26

5:13 am-8:52 am

1 stop4h 39m

$303

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Sat 5/23

2:33 pm-5:00 pm

Nonstop1h 27m

Kalispell Glacier Park

Wed 5/27

5:40 pm-9:28 pm

1 stop4h 48m

$308

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Sun 5/17

5:00 am-10:51 am

1 stop4h 51m

Kalispell Glacier Park

Mon 5/25

6:15 am-9:47 am

1 stop4h 32m

$318

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Fri 5/22

5:46 pm-3:34 pm

1 stop20h 48m

Kalispell Glacier Park

Tue 5/26

4:14 pm-4:49 pm

Nonstop1h 35m

$320

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Sun 5/17

5:00 am-10:51 am

1 stop4h 51m

Kalispell Glacier Park

Thu 5/21

4:14 pm-4:49 pm

Nonstop1h 35m

$328

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Fri 5/22

5:00 am-11:58 pm

1 stop17h 58m

Kalispell Glacier Park

Tue 5/26

4:14 pm-4:49 pm

Nonstop1h 35m

$330

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 Kalispell from

How to get the cheapest flight ticket from Portland to Kalispell

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 typical price of a round-trip flight between Portland and Kalispell?

What is the cheapest month to fly to Kalispell?

The month of December is, on average, the cheapest month to fly to Kalispell from Portland, with most prices found around $177. If you aren’t able to travel to Kalispell during the month of December, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $212.

What is the cheapest day to depart on your flight to Kalispell?

The cheapest day to depart from Portland to Kalispell is on a Monday. Travelers who choose to depart for Kalispell on a Monday will often find tickets for as low as $308. The most expensive day to fly to Kalispell is Wednesday, with ticket prices averaging around $418.

What is the cheapest time of day to depart on your flight to Kalispell?

According to our data, the cheapest time of day to fly to Kalispell is at noon. momondo users have found flights departing from Portland to Kalispell at noon for as low as $308. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Kalispell, so prices are often more expensive at around $371 per ticket.

What is the cheapest Portland to Kalispell Glacier Park flight route?

Fly from Portland to Kalispell Glacier Park for the best Portland - Kalispell Glacier Park flight prices

How far in advance should I book a flight from Portland to Kalispell?

You are more likely to see cheaper flights to Kalispell from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Kalispell for around $340 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kalispell from Portland for as low as $177 on momondo.

What cabin class options are available on Portland to Kalispell flights?

There are 2 cabin classes available to choose from on Portland to Kalispell flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to Kalispell flights?

You could potentially save up to 60% on your flight if you consider stops on a Portland to Kalispell flight.

How have Portland to Kalispell flight prices changed over time?

As of April 2026, prices for Portland to Kalispell flights are approximately 43% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Kalispell

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

Cheap Portland to Kalispell (PDX to FCA) flight deals and tips

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

Best Price Found

$318

Fastest flight time

1h 24m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Kalispell

1 airport
The best flight deal from Portland to Kalispell found on momondo in the last 72 hours is $318
The fastest flight from Portland to Kalispell takes 1h 24m
Direct flights go from Portland to Kalispell on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Kalispell. From Portland there are direct flights to Kalispell Glacier Park (FCA).
Search flight deals

Frequently asked questions about flying from Portland to Kalispell

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

    There are 435.5 mi between Portland and Kalispell Glacier Park. A reasonable flight in good conditions will take 1h 24m.

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

    Prices for flights from Portland Airport to Kalispell Glacier Park Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Kalispell Glacier Park Airport.

  • What documentation or ID do you need to fly to Kalispell Glacier Park Airport?

    The travel and health documents you'll need for your trip to Kalispell Glacier Park Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kalispell Glacier Park Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Portland to Kalispell?

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

Best airlines flying from Portland to Kalispell

Compare and see reviews for airlines that fly from Portland to Kalispell with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $118Free CancellationRating
7.9
8,460 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $167Free CancellationRating
7.8
2,837 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $177Free CancellationRating
7.9
12,295 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Portland to Kalispell

    Alaska Airlines flies from Portland to Kalispell around 6 times per week, with 12,298 momondo users rating the airline 7.9/10. The cheapest Alaska Airlines deal from Portland to Kalispell in the last 72 hours was $177 (round-trip), much lower than the average airfare cost of $365 for Alaska Airlines flights on this route.

Traveling to a place near Kalispell?

Book flights to Kalispell if you plan to visit one of these locations
Whitefish
Columbia Falls
Polson
East Glacier Park
Cut Bank
Eureka
Essex

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Kalispell from Portland.

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

Yes. momondo allows you to filter the results for Portland to Kalispell flights to just show those with flexible booking policies.

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

Once you have performed a search for Portland to Kalispell 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 Portland to Kalispell right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Kalispell 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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