HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$352+ Cheap flights from Butte to Portland (BTM - PDX)

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
BTM — PDX
May 11 — May 181
Mon 5/11
Mon 5/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Butte to Portland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Butte to Portland

Cheapest flights from Butte to Portland
Explore the most affordable flight options available from Butte to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2026.

This Delta deal was found by Cheapflights users on 4/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:10 pm
BTM
-
PDX
1 stop6h 31m
Delta
Tue 9/810:15 am
PDX
-
BTM
1 stop5h 50m
Delta
Deal found 4/9$352
This Delta deal was found by Cheapflights users on 4/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:10 pm
BTM
-
PDX
1 stop6h 43m
Delta
Sat 4/259:55 am
PDX
-
BTM
1 stop6h 13m
Delta
Deal found 4/6$478
This Delta deal was found by Cheapflights users on 4/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:10 pm
BTM
-
PDX
1 stop6h 43m
Delta
Mon 4/279:55 am
PDX
-
BTM
1 stop6h 13m
Delta
Deal found 4/7$498
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Tue 4/289:24 am
BTM
-
PDX
1 stop12h 50m
United Airlines
Sat 5/25:35 pm
PDX
-
BTM
2 stops27h 47m
United Airlines
Deal found 4/7$510
This United Airlines deal was found by Cheapflights users on 4/9. 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.
Tue 8/2510:00 am
BTM
-
PDX
1 stop24h 21m
United Airlines
Sat 8/296:57 pm
PDX
-
BTM
1 stop26h 30m
United Airlines
Deal found 4/9$560
This Delta deal was found by Cheapflights users on 4/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:10 pm
BTM
-
PDX
1 stop6h 36m
Delta
Wed 6/179:42 am
PDX
-
BTM
1 stop6h 13m
Delta
Deal found 4/7$612
This Delta deal was found by Cheapflights users on 4/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:10 pm
BTM
-
PDX
1 stop6h 36m
Delta
Sun 6/219:42 am
PDX
-
BTM
1 stop6h 13m
Delta
Deal found 4/8$648

Find flight deals from Butte to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Butte (BTM) to Portland (PDX). 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 April 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$478
(Delta)
Provider with most accurate pricing for Butte Silver Bow Co-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Butte Silver Bow Co-Portland flights.
Search Deals
From Butte Silver Bow Co to Portland
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Butte 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 April 11, 2026.
Use the filters below to find and compare flights from Butte to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ButtePortland

BTM - PDX

BTMPDX

Butte Silver Bow Co

Tue 4/21

6:10 pm-11:53 pm

1 stop6h 43m

Portland

Sat 4/25

9:55 am-5:08 pm

1 stop6h 13m

$478

ButtePortland

BTM - PDX

BTMPDX

Butte Silver Bow Co

Tue 4/28

9:24 am-12:26 pm

2 stops28h 02m

Portland

Sat 5/2

3:59 pm-10:22 pm

2 stops29h 23m

$525

ButtePortland

BTM - PDX

BTMPDX

Butte Silver Bow Co

Tue 8/25

10:00 am-8:55 pm

1 stop11h 55m

Portland

Sat 8/29

6:57 pm-10:27 pm

1 stop26h 30m

$560
Quickest round-trip

ButtePortland

BTM - PDX

BTMPDX

Butte Silver Bow Co

Mon 6/15

6:10 pm-11:46 pm

1 stop6h 36m

Portland

Sun 6/21

9:42 am-4:55 pm

1 stop6h 13m

$648

ButtePortland

BTM - PDX

BTMPDX

Butte Silver Bow Co

Mon 6/15

10:15 am-10:55 pm

1 stop13h 40m

Portland

Sun 6/21

5:00 am-10:30 pm

1 stop16h 30m

$675
Cheapest one-way
Quickest one-way

ButtePortland

BTM - PDX

BTMPDX

Butte Silver Bow Co

Sun 5/17

3:15 pm-6:01 pm

1 stop3h 46m

$690

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/6

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Butte-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Butte-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Butte-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Butte-Portland flights, Cheapflights users trust FlightHub the most. FlightHub 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 Butte-Portland 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 Butte to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Butte 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 Butte to Portland

What is the cheapest month to book a flight from Butte to Portland?

Currently, October is the cheapest month in which you can book a flight from Butte to Portland (average of $108). Flying from Butte to Portland in July is currently the most expensive (average of $238). 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 Butte 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 Butte to Portland?

    Departing from Butte to Portland will take you 6h 43m. Butte and Portland are separated by a distance of 487 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Butte 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 Butte to Portland?

    Currently, October is the cheapest month in which you can book a flight from Butte to Portland (average of $108). Flying from Butte to Portland in July is currently the most expensive (average of $238). 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
Beaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Pacific City

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.