Cheap flights from Portland to Kalispell

Portland
PDX
Glacier Park
FCA

Flight deals from Portland to Kalispell

Below you can see the best deals on flights Portland — Kalispell for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 1 September, from $137.

Top 10 cheap flights from Portland to Kalispell

About the Portland — Kalispell flight

Looking for cheap flights from Portland to Kalispell? Compare fares from different airlines, check the flight schedule and travel time — and book your Portland — Kalispell ticket online at the best price.

The route has direct flights — around 13 flights per week, flights are operated by Alaska Airlines, a nonstop flight takes about 37 h 9 min, the distance between the cities is around 703 km.

Planning your trip? You may find our Kalispell travel guide, how to get from the airport into town and Kalispell weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from $136Min. price
NovemberCheapest
DecemberPeak season
YesDirect flights
703 kmDistance
37 h 9 minTravel time
1Airlines
13 / wkFlights

Flight schedule from Portland to Kalispell

The table shows direct flights from Portland to Kalispell on the selected date. The flight takes approximately 37 h 9 min. Regular flights are operated by Alaska Airlines. Departures from Portland International Airport airports, arrivals at Glacier Park International Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
Any time
Last update: 25 Aug 2026

Flight ticket prices by day: Portland — Kalispell

Below is a calendar of the lowest flight ticket prices for Portland — Kalispell by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $136 in November, and the most expensive are around $184 in December. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
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Prices by month

Average one-way fares from Portland to Kalispell by month. Tickets are usually cheapest in April (around $172) and priciest in July (about $274) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$263highMay$182lowSep$194low
Feb$217mediumJun$263highOct$182low
Mar$217mediumJul$274highNov$251high
Apr$172lowAug$263highDec$263high

Some values are estimated based on seasonality.

When to fly

Weather in Kalispell: it is warmest in July (up to 28 °C on average) and coolest in February (around -2 °C). The driest month is July.

Tickets are usually cheapest in November and most expensive in December. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Kalispell

Dry and wet days · Kalispell

Wind speed and direction · Kalispell

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How to get the best deal on a Portland — Kalispell ticket

  • Book ahead: fares for Portland — Kalispell are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Kalispell is usually November — plan your trip around it if your dates are flexible.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Portland — Kalispell route are operated by 1 airline; Alaska Airlines runs the most flights (around 100% of all flights). Compare carriers, flight shares and schedules below.

  • Alaska AirlinesAS
    4x/week
    WebsiteFleet: 31545M pax/year
    • Direct flight PDX → FCA4x/week
      Duration
      1h 31m
      Days
      MTWTFSS
    100.0%Open →

Cities and airports on the Portland — Kalispell route

Flights Portland — Kalispell depart from Portland International Airport and arrive at Glacier Park International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Portland

PDX
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Kalispell

FCA
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Portland — Kalispell flight

How long is the flight from Portland to Kalispell?

A nonstop Portland — Kalispell flight takes about 37 h 9 min — the distance between the cities is around 703 km.

How far is it from Portland to Kalispell?

The distance from Portland to Kalispell is about 703 km, which a nonstop flight covers in around 37 h 9 min.

Are there direct flights from Portland to Kalispell?

Yes, there are nonstop flights Portland — Kalispell — around 13 flights per week.

Which airlines fly from Portland to Kalispell?

Airlines operating Portland — Kalispell include Alaska Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do Portland — Kalispell flights use?

Flights from Portland depart from Portland International Airport, and arrive at Glacier Park International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Portland to Kalispell?

The price of a Portland — Kalispell ticket depends on your travel date, season and demand: it is usually cheapest to fly in November, and most expensive in December. Tickets typically cost between $136 and $184. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Portland — Kalispell?

Flights Portland — Kalispell are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is November. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Portland to Kalispell?

To catch a low fare Portland — Kalispell, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually November.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

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Where else you can fly from Kalispell

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