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$280+ Cheap flights from Portland to Butte (PDX - BTM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BTM
Feb 17 — Feb 241
Tue 2/17
Tue 2/24
1 adult, Economy
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Cheap flight deals from Portland to Butte

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Butte (BTM). 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 January 18, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$471
(United Airlines)

One-way from

$280
(Delta)
Provider with most accurate pricing for Portland-Butte Silver Bow Co flight deals.
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Provider most trusted by Cheapflights users for Portland-Butte Silver Bow Co flights.
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From Portland to Butte Silver Bow Co
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One-way flight from Portland to Butte Silver Bow Co
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Find flight deals from Portland to Butte

Cheapest flights from Portland to Butte
Explore the most affordable flight options available from Portland to Butte. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 18, 2026.

This United Airlines deal was found by Cheapflights users on 1/16. 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 2/118:30 am
PDX
-
BTM
1 stop13h 15m
United Airlines
Tue 2/1710:00 am
BTM
-
PDX
1 stop28h 44m
United Airlines
Deal found 1/16$471
This Delta deal was found by Cheapflights users on 1/18. 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 2/210:00 am
PDX
-
BTM
1 stop6h 11m
Delta
Fri 2/66:10 pm
BTM
-
PDX
1 stop6h 45m
Delta
Deal found 1/18$623
This United Airlines deal was found by Cheapflights users on 1/15. 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 2/38:30 am
PDX
-
BTM
1 stop13h 15m
United Airlines
Sat 2/79:14 am
BTM
-
PDX
1 stop25h 31m
United Airlines
Deal found 1/15$640
This Delta deal was found by Cheapflights users on 1/16. 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.
Sun 2/110:00 am
PDX
-
BTM
1 stop6h 11m
Delta
Thu 2/56:10 pm
BTM
-
PDX
1 stop6h 45m
Delta
Deal found 1/16$673
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Mon 2/23:50 pm
PDX
-
BTM
3 stops29h 55m
United Airlines
Fri 2/69:14 am
BTM
-
PDX
3 stops30h 32m
United Airlines
Deal found 1/18$728

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated January 18, 2026.
Use the filters below to find and compare flights from Portland to Butte that are best for you.

Fly from

Portland

Fly to

Butte

Route

Depart

Return

Price

PortlandButte

PDX - BTM

PDXBTM

Portland

Wed 2/11

8:30 am-10:45 pm

1 stop13h 15m

Butte Silver Bow Co

Tue 2/17

10:00 am-1:44 pm

1 stop28h 44m

$471

PortlandButte

PDX - BTM

PDXBTM

Portland

Tue 2/3

8:30 am-10:45 pm

1 stop13h 15m

Butte Silver Bow Co

Sat 2/7

9:14 am-9:45 am

1 stop25h 31m

$640

PortlandButte

PDX - BTM

PDXBTM

Portland

Sat 1/31

5:30 pm-5:11 pm

2 stops22h 41m

$280

PortlandButte

PDX - BTM

PDXBTM

Portland

Fri 1/30

1:02 pm-5:11 pm

2 stops27h 09m

$280

PortlandButte

PDX - BTM

PDXBTM

Portland

Thu 2/12

10:05 am-5:09 pm

1 stop6h 04m

$343

PortlandButte

PDX - BTM

PDXBTM

Portland

Thu 1/29

10:00 am-5:11 pm

1 stop6h 11m

$363

PortlandButte

PDX - BTM

PDXBTM

Portland

Wed 2/11

10:00 am-5:11 pm

1 stop6h 11m

$375

PortlandButte

PDX - BTM

PDXBTM

Portland

Fri 2/13

10:05 am-5:09 pm

1 stop6h 04m

$992

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Compare providers for flights from Portland to Butte

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 Portland to Butte in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 Portland-Butte flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Butte flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Butte flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Butte 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 Portland-Butte 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 Portland to Butte

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

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

Currently, August is the cheapest month in which you can book a flight from Portland to Butte (average of $135). Flying from Portland to Butte in July is currently the most expensive (average of $227). 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.

Reviews of airlines servicing Butte

Get insights into the airlines that provide service to Butte. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Butte. Reviews last updated January 18, 2026.
Read reviews from past customers who have flown Delta from Portland to Butte. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,075 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,075 reviews
Delta
7.9
Good
8,075 reviews

Comfort

7.9

Overall

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Portland to Butte. 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 Portland to Butte?

    Airlines like United Airlines fly from Portland to Butte in about 13h 15m. The time it takes to get you to your destination can typically vary by up to . The distance from Portland to Butte is about 487 mi.

  • What is the cheapest airline to fly from Portland to Butte round-trip?

    Flying on Delta is currently your cheapest option to Butte, with prices starting at $218.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Portland to Butte (average of $135). Flying from Portland to Butte in July is currently the most expensive (average of $227). 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

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Top airline flying from Portland to Butte

Discover the top airline that operate flights from Portland to Butte. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$434FlexibilityNo cancel feeOn-timeN/A

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