$209 Cheap Flights from Seattle (SEA) to Butte (BTM)

View $209 flight on Sat, Nov 1, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Butte, MT (BTM-Bert Mooney)

Cheap Flights from Seattle to Butte (SEA-BTM)

Prices were available within the past 7 days and start at $209 for one-way flights and $224 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Dec 5 - Sat, Dec 13
SEA
Seattle
BTM
Butte
$224 Roundtrip, just found
$224
Roundtrip
just found
Select Delta flight, departing Fri, Dec 5 from Seattle to Butte, returning Sat, Dec 13, priced at $224 just found
Delta
Tue, Oct 28 - Mon, Nov 3
SEA
Seattle
BTM
Butte
$229 Roundtrip, found 9 hours ago
$229
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Oct 28 from Seattle to Butte, returning Mon, Nov 3, priced at $229 found 9 hours ago
Delta
Tue, Oct 28 - Sat, Nov 1
SEA
Seattle
BTM
Butte
$234 Roundtrip, found 9 hours ago
$234
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Oct 28 from Seattle to Butte, returning Sat, Nov 1, priced at $234 found 9 hours ago
Delta
Sat, Nov 15 - Mon, Dec 1
SEA
Seattle
BTM
Butte
$244 Roundtrip, just found
$244
Roundtrip
just found
Select Delta flight, departing Sat, Nov 15 from Seattle to Butte, returning Mon, Dec 1, priced at $244 just found
Delta
Sat, Oct 25 - Sun, Oct 26
SEA
Seattle
BTM
Butte
$249 Roundtrip, found 9 hours ago
$249
Roundtrip
found 9 hours ago
Select Delta flight, departing Sat, Oct 25 from Seattle to Butte, returning Sun, Oct 26, priced at $249 found 9 hours ago
Delta
Wed, Oct 15 - Sun, Oct 26
SEA
Seattle
BTM
Butte
$259 Roundtrip, found 21 hours ago
$259
Roundtrip
found 21 hours ago
Select Delta flight, departing Wed, Oct 15 from Seattle to Butte, returning Sun, Oct 26, priced at $259 found 21 hours ago
Delta
Wed, Dec 3 - Sat, Dec 13
SEA
Seattle
BTM
Butte
$263 Roundtrip, just found
$263
Roundtrip
just found
Select Delta flight, departing Wed, Dec 3 from Seattle to Butte, returning Sat, Dec 13, priced at $263 just found
Delta
Thu, Nov 20 - Mon, Dec 1
SEA
Seattle
BTM
Butte
$264 Roundtrip, just found
$264
Roundtrip
just found
Select Delta flight, departing Thu, Nov 20 from Seattle to Butte, returning Mon, Dec 1, priced at $264 just found
Delta
Fri, Dec 5 - Sat, Dec 20
SEA
Seattle
BTM
Butte
$273 Roundtrip, just found
$273
Roundtrip
just found
Select Delta flight, departing Fri, Dec 5 from Seattle to Butte, returning Sat, Dec 20, priced at $273 just found
United
Fri, Oct 24 - Fri, Oct 31
SEA
Seattle
BTM
Butte
$309 Roundtrip, found 9 hours ago
$309
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Oct 24 from Seattle to Butte, returning Fri, Oct 31, priced at $309 found 9 hours ago

Alternative airports near Butte

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Bert Mooney BTM. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $422
BTM
Bert Mooney
CheapestClosest
Average driving time to city center8 min
Flights from $422

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM) cost?
Grab a cheap one-way flight from $209 or cheap return flight from $224 from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM)?
December is the least expensive month to fly from SEA to BTM. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SEA to BTM flight.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM)?
There are no daily nonstop flights departing from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from SEA to BTM?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM)?
To avoid potential delays on the Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM) route, aim to travel before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Butte from Seattle - Tacoma Intl. Airport (SEA)?
Explore your flight options from Seattle - Tacoma Intl. Airport (SEA) to Helena Regional Airport (HLN). This is the only airport in Butte you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM) last-minute?
Booking your ticket from SEA to BTM right before your journey is typically more expensive. However, if there's some wiggle room with your itinerary, you could snag a cheap last-minute fare.
Is it cheaper to book a SEA to BTM flight and hotel package?
Compared with arranging flights and hotels separately, booking a SEA to BTM flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of travel planning. Just secure your flights and choose from our extensive range of stays, then personalize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Bert Mooney Airport (BTM)?
Typically, you can modify or cancel your SEA to BTM flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need further information, visit our Customer Service portal.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Bert Mooney
Airlines serving
Delta, United
Roundtrip price
$224
Distance
475 mi

Book with confidence

Seattle to Butte Flights

The cheapest times to fly from Seattle to Butte

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Butte are during the month of December. You can find some of the cheapest flights from Seattle to Butte with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Butte

Sunday is one of the best days to book for cheap flights from Seattle to Butte: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Butte

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Butte in 2025. You can also book with separate airlines for your outbound and return journeys, from $209 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Butte flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Butte airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Butte Flights

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*Available to One Key members.