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Cheap flights from Portland to Butte from $368

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Butte departing on 2/25. 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 Butte

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:05 am - 5:09 pm
PDX
-
BTM
6h 04m
1 stop
Delta Logo
6:10 pm - 10:52 pm
BTM
-
PDX
5h 42m
1 stop
$368Delta
Wed, Feb 25 - Sat, Feb 28
United Airlines Logo
5:05 am - 10:26 pm
PDX
-
BTM
16h 21m
1 stop
United Airlines Logo
10:00 am - 9:42 am
BTM
-
PDX
24h 42m
1 stop
$450United Airlines
Tue, Feb 24 - Sat, Feb 28
Delta Logo
10:05 am - 5:09 pm
PDX
-
BTM
6h 04m
1 stop
Delta Logo
6:10 pm - 11:53 pm
BTM
-
PDX
6h 43m
1 stop
$472Delta
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
1:40 pm - 10:26 pm
PDX
-
BTM
31h 46m
2 stops
United Airlines Logo
10:00 am - 9:42 am
BTM
-
PDX
24h 42m
1 stop
$490United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
6:57 pm - 10:26 pm
PDX
-
BTM
26h 29m
1 stop
United Airlines Logo
10:00 am - 9:42 am
BTM
-
PDX
24h 42m
1 stop
$530United Airlines
Thu, Feb 26 - Sun, Mar 1
United Airlines Logo
3:50 pm - 10:26 pm
PDX
-
BTM
29h 36m
2 stops
United Airlines Logo
10:00 am - 9:42 am
BTM
-
PDX
24h 42m
1 stop
$535United Airlines
Wed, Feb 25 - Sat, Feb 28
United Airlines Logo
5:05 am - 10:26 pm
PDX
-
BTM
16h 21m
1 stop
United Airlines Logo
10:00 am - 9:42 am
BTM
-
PDX
24h 42m
1 stop
$540United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
1:40 pm - 10:26 pm
PDX
-
BTM
31h 46m
2 stops
United Airlines Logo
10:00 am - 9:42 am
BTM
-
PDX
24h 42m
1 stop
$550United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
3:50 pm - 10:26 pm
PDX
-
BTM
29h 36m
3 stops
United Airlines Logo
10:00 am - 9:42 am
BTM
-
PDX
24h 42m
1 stop
$560United Airlines
Tue, Feb 24 - Sat, Feb 28
United Airlines Logo
3:50 pm - 10:26 pm
PDX
-
BTM
29h 36m
3 stops
United Airlines Logo
10:00 am - 9:42 am
BTM
-
PDX
24h 42m
1 stop
$596United Airlines
Tue, Feb 24 - Sat, Feb 28

Delta flights from Portland to Butte

Our best Delta deals on Portland to Butte flight tickets
Delta
Feb 25
PDX10:05 amPortland
6h 04m
1 stop
BTM5:09 pmButte Silver Bow Co
Feb 28
BTM6:10 pmButte Silver Bow Co
5h 42m
1 stop
PDX10:52 pmPortland
$368
Delta
Feb 18
PDX10:05 amPortland
6h 04m
1 stop
BTM5:09 pmButte Silver Bow Co
Feb 22
BTM6:10 pmButte Silver Bow Co
6h 43m
1 stop
PDX11:53 pmPortland
$472
Delta
Feb 27
PDX10:05 amPortland
6h 04m
1 stop
BTM5:09 pmButte Silver Bow Co
Mar 1
BTM6:10 pmButte Silver Bow Co
6h 43m
1 stop
PDX11:53 pmPortland
$598

United Airlines flights from Portland to Butte

Our best United Airlines deals on Portland to Butte flight tickets
United Airlines
Feb 24
PDX5:05 amPortland
16h 21m
1 stop
BTM10:26 pmButte Silver Bow Co
Feb 28
BTM10:00 amButte Silver Bow Co
24h 42m
1 stop
PDX9:42 amPortland
$450
United Airlines
Feb 24
PDX1:40 pmPortland
31h 46m
2 stops
BTM10:26 pmButte Silver Bow Co
Feb 28
BTM10:00 amButte Silver Bow Co
24h 42m
1 stop
PDX9:42 amPortland
$490
United Airlines
Feb 26
PDX6:57 pmPortland
26h 29m
1 stop
BTM10:26 pmButte Silver Bow Co
Mar 1
BTM10:00 amButte Silver Bow Co
24h 42m
1 stop
PDX9:42 amPortland
$530

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Butte 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 February 6, 2026.
Use the filters below to find and compare flights from Portland to Butte that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandButte

PDX - BTM

PDXBTM

Portland

Wed 2/25

10:05 am-5:09 pm

1 stop6h 04m

Butte Silver Bow Co

Sat 2/28

6:10 pm-10:52 pm

1 stop5h 42m

$368

PortlandButte

PDX - BTM

PDXBTM

Portland

Tue 2/24

5:05 am-10:26 pm

1 stop16h 21m

Butte Silver Bow Co

Sat 2/28

10:00 am-9:42 am

1 stop24h 42m

$450

PortlandButte

PDX - BTM

PDXBTM

Portland

Wed 2/18

10:05 am-5:09 pm

1 stop6h 04m

Butte Silver Bow Co

Sun 2/22

6:10 pm-11:53 pm

1 stop6h 43m

$472

PortlandButte

PDX - BTM

PDXBTM

Portland

Tue 2/24

1:40 pm-10:26 pm

2 stops31h 46m

Butte Silver Bow Co

Sat 2/28

10:00 am-9:42 am

1 stop24h 42m

$490

PortlandButte

PDX - BTM

PDXBTM

Portland

Thu 2/26

6:57 pm-10:26 pm

1 stop26h 29m

Butte Silver Bow Co

Sun 3/1

10:00 am-9:42 am

1 stop24h 42m

$530

PortlandButte

PDX - BTM

PDXBTM

Portland

Wed 2/25

3:50 pm-10:26 pm

2 stops29h 36m

Butte Silver Bow Co

Sat 2/28

10:00 am-9:42 am

1 stop24h 42m

$535

PortlandButte

PDX - BTM

PDXBTM

Portland

Tue 2/24

5:05 am-10:26 pm

1 stop16h 21m

Butte Silver Bow Co

Sat 2/28

10:00 am-9:42 am

1 stop24h 42m

$540

PortlandButte

PDX - BTM

PDXBTM

Portland

Tue 2/24

1:40 pm-10:26 pm

2 stops31h 46m

Butte Silver Bow Co

Sat 2/28

10:00 am-9:42 am

1 stop24h 42m

$550

PortlandButte

PDX - BTM

PDXBTM

Portland

Tue 2/24

3:50 pm-10:26 pm

3 stops29h 36m

Butte Silver Bow Co

Sat 2/28

10:00 am-9:42 am

1 stop24h 42m

$560

PortlandButte

PDX - BTM

PDXBTM

Portland

Tue 2/24

3:50 pm-10:26 pm

3 stops29h 36m

Butte Silver Bow Co

Sat 2/28

10:00 am-9:42 am

1 stop24h 42m

$596

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Butte from

How to get the cheapest flight ticket from Portland to Butte

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 airlines fly to Butte?

Alaska Airlines, Hawaiian Airlines and Delta are the top three most popular airlines that fly to Butte from Portland according to our data. Alaska Airlines is the first choice among our users, with 75% of people opting to fly with this airline when traveling to Butte. Keep in mind that there are 4 different airlines that fly to Butte on a routine basis, so you have a few additional options to choose from.

When to book flights from Portland to Butte

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

Cheap Portland to Butte (PDX to BTM) flight deals and tips

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

Fastest flight time

6h 04m

Direct flights

None
The fastest flight from Portland to Butte takes 6h 04m
There are no direct flights from Portland to Butte. There are no popular flight routes from Portland to Butte.
Search flight deals

  • How far is Portland to Butte Silver Bow Co by plane?

    The straight-line distance from Portland to Butte Silver Bow Co is 489.3 mi. Flights usually cover this in 6h 04m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Portland Airport to Butte Silver Bow Co Airport?

    Prices for flights from Portland Airport to Butte Silver Bow Co Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Butte Silver Bow Co Airport?

  • How old do you have to be to fly from Portland Airport to Butte Silver Bow Co Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Butte Silver Bow Co Airport.

  • What documentation or ID do you need to fly to Butte Silver Bow Co Airport?

    The travel and health documents you'll need for your trip to Butte Silver Bow Co 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 Butte Silver Bow Co Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Portland to Butte

Compare and see reviews for airlines that fly from Portland to Butte with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $218Free CancellationRating
7.9
8,157 reviews
Search Delta flights

Traveling to a place near Butte?

Book flights to Butte if you plan to visit one of these locations
Dillon

Why use momondo?

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

It is quick and easy to find Portland to Butte flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Butte that suits you.

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

momondo does allow users to show only those flights to Butte from Portland which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Butte from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Butte from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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