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$533+ Cheap flights from Kalispell to Portland, ME (FCA - PWM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — PWM
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Kalispell to Portland

Best flights from Kalispell to Portland
Discover carefully curated flight deals from Kalispell to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/212:42 pmFCA - PWM
2 stops21h 49mUnited Airlines
Sat 1/248:40 amPWM - FCA
2 stops15h 19mUnited Airlines
Deal found 12/9$533
This Alaska Airlines deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/216:25 amFCA - PWM
2 stops14h 29mAlaska Airlines
Sat 1/2412:46 pmPWM - FCA
2 stops13h 12mAlaska Airlines
Deal found 12/11$558

Find flight deals from Kalispell to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to Portland (PWM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$533
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$453
Provider with most accurate pricing for Kalispell Glacier Park-Portland flight deals.
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Provider most trusted by Cheapflights users for Kalispell Glacier Park-Portland flights.
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From Kalispell Glacier Park to Portland
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalispell to Portland 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, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Kalispell to Portland that are best for you.

Fly from

Kalispell

Fly to

Portland

Route

Depart

Return

Price

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 1/21

2:42 pm-2:31 pm

2 stops21h 49m

Portland

Sat 1/24

8:40 am-9:59 pm

2 stops15h 19m

$533

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 1/21

6:25 am-10:54 pm

2 stops14h 29m

Portland

Sat 1/24

12:46 pm-11:58 pm

2 stops13h 12m

$558

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Compare providers for flights from Kalispell to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kalispell to Portland in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kalispell-Portland, Maine flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kalispell-Portland, Maine flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Kalispell-Portland, Maine flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kalispell-Portland, Maine flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kalispell-Portland, Maine flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kalispell to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Kalispell with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kalispell to Portland

What is the cheapest month to book a flight from Kalispell to Portland, Maine?

Currently, May is the cheapest month in which you can book a flight from Kalispell to Portland, Maine (average of $248). Flying from Kalispell to Portland, Maine in March is currently the most expensive (average of $404). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Kalispell to Portland, Maine?

    A quick flight from Kalispell to Portland, Maine can take about 14h 29m. United Airlines provides one of the quickest options available for as low as $558. The distance from Kalispell to Portland, Maine is about 2104 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Kalispell to Portland that include hotel bookings?

    Yes. In addition to deals on Kalispell to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kalispell to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kalispell to Portland.

  • Can I find deals for business class flights from Kalispell to Portland?

    Yes. Cheapflights offers flight deals from Kalispell to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kalispell to Portland, Maine?

    Currently, May is the cheapest month in which you can book a flight from Kalispell to Portland, Maine (average of $248). Flying from Kalispell to Portland, Maine in March is currently the most expensive (average of $404). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Auburn
Conway

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