Cheap Flights from Portland (PDX) to Butte (BTM)

View AU$890 flight on Fri, 1 Aug. 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Butte, MT (BTM-Bert Mooney)

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Cheap Flights from Portland (PDX) to Butte (BTM)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,340 Return, found 3 days ago
AU$1,340
Return
found 3 days ago
Select United flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,340 found 3 days ago
United
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,447 Return, found 3 days ago
AU$1,447
Return
found 3 days ago
Select United flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,447 found 3 days ago
Alaska Airlines
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,822 Return, found 3 days ago
AU$1,822
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,822 found 3 days ago
Delta
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,842 Return, found 3 days ago
AU$1,842
Return
found 3 days ago
Select Delta flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,842 found 3 days ago
Alaska Airlines
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,854 Return, found 3 days ago
AU$1,854
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,854 found 3 days ago
Alaska Airlines
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,859 Return, found 3 days ago
AU$1,859
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,859 found 3 days ago
Alaska Airlines
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,867 Return, found 3 days ago
AU$1,867
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,867 found 3 days ago
Alaska Airlines
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,874 Return, found 3 days ago
AU$1,874
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,874 found 3 days ago
Alaska Airlines
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,876 Return, found 3 days ago
AU$1,876
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,876 found 3 days ago
Alaska Airlines
Fri, 1 Aug. - Mon, 4 Aug.
PDX
Portland
BTM
Butte
AU$1,885 Return, found 3 days ago
AU$1,885
Return
found 3 days ago
Select Alaska Airlines flight, departing Fri, 1 Aug. from Portland to Butte, returning Mon, 4 Aug., priced at AU$1,885 found 3 days ago

Find the cheapest month to fly from Portland (PDX) to Butte (BTM)

August is typically the cheapest month to fly

From AU$449 - AU$1,294 per traveller.

Graph displaying average flight prices per month

Flight from Portland to Butte route information
Origin airport
Portland Intl.
Destination airport
Bert Mooney
Return price
AU$1,340
Distance
778 km

Your quick guide to flights from Portland to Butte

Pick up great flights from Portland to Butte

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Portland to Butte. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Portland to Butte that take around hours.

Find cheap flights from Portland to Butte

From the great flight deals with prices currently ranging from AU$1,340 to AU$1,885, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Portland to Butte around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Butte is normally in August.

Reasons to book your flight from Portland to Butte with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Portland to Butte across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Butte right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Portland Intl. Airport (PDX) to Bert Mooney Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey between PDX and Bert Mooney Airport was AU$1,340. Cheap fares don't hang around forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Intl. Airport (PDX) to Bert Mooney Airport (BTM)?
The majority of flights can be conveniently cancelled online, but whether you are charged a fee all comes down to your airline. If you do have to cancel your escape, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Portland Intl. Airport (PDX) to BTM that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PDX Airport to Bert Mooney Airport (BTM) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Portland Airport to Bert Mooney Airport?
With a flight distance of 780 kilometres, it's just a short hop from PDX to Bert Mooney Airport (BTM). It might be a quick one, but it's still worth bringing along something to read.
Which airlines fly direct from PDX Airport to BTM?
At the moment, no airlines offer direct flights from Portland Intl. Airport (PDX) to BTM. You'll have to book a flight with at least one stop. To get the best price and connections, lock in your airfare ahead of time.
Are PDX to Bert Mooney Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Portland Airport to BTM can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out! If you'd rather play it safe and start planning early on, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines release their prices so far in advance. Our top tip? Check back often as updates are made frequently.

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