$88 Cheap Flights from Seattle (SEA) to Billings (BIL)

View $88 flight on Sat, Nov 1, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Billings Logan Intl. Airport (BIL)

Cheap Flights from Seattle to Billings (SEA-BIL)

Prices were available within the past 7 days and start at $88 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Sep 23 - Tue, Oct 7
SEA
Seattle
BIL
Billings
$157 Roundtrip, found 3 hours ago
$157
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Tue, Sep 23 from Seattle to Billings, returning Tue, Oct 7, priced at $157 found 3 hours ago
Alaska Airlines
Fri, Sep 26 - Sat, Sep 27
SEA
Seattle
BIL
Billings
$167 Roundtrip, found 1 hour ago
$167
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Fri, Sep 26 from Seattle to Billings, returning Sat, Sep 27, priced at $167 found 1 hour ago
Alaska Airlines
Fri, Sep 26 - Mon, Sep 29
SEA
Seattle
BIL
Billings
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Sep 26 from Seattle to Billings, returning Mon, Sep 29, priced at $177 just found
Delta
Wed, Oct 29 - Sat, Nov 8
SEA
Seattle
BIL
Billings
$178 Roundtrip, found 5 days ago
$178
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Oct 29 from Seattle to Billings, returning Sat, Nov 8, priced at $178 found 5 days ago
Alaska Airlines
Sat, Nov 15 - Mon, Nov 17
SEA
Seattle
BIL
Billings
$186 Roundtrip, found 5 days ago
$186
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Nov 15 from Seattle to Billings, returning Mon, Nov 17, priced at $186 found 5 days ago
Delta
Wed, Oct 15 - Wed, Oct 22
SEA
Seattle
BIL
Billings
$188 Roundtrip, found 1 day ago
$188
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 15 from Seattle to Billings, returning Wed, Oct 22, priced at $188 found 1 day ago
Alaska Airlines
Sun, Oct 26 - Tue, Oct 28
SEA
Seattle
BIL
Billings
$189 Roundtrip, found 5 days ago
$189
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun, Oct 26 from Seattle to Billings, returning Tue, Oct 28, priced at $189 found 5 days ago
Hawaiian Airlines
Tue, Sep 23 - Fri, Oct 3
SEA
Seattle
BIL
Billings
$197 Roundtrip, found 3 hours ago
$197
Roundtrip
found 3 hours ago
Select Hawaiian Airlines flight, departing Tue, Sep 23 from Seattle to Billings, returning Fri, Oct 3, priced at $197 found 3 hours ago
American Airlines
Wed, Oct 22 - Sat, Oct 25
SEA
Seattle
BIL
Billings
$205 Roundtrip, found 1 day ago
$205
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Oct 22 from Seattle to Billings, returning Sat, Oct 25, priced at $205 found 1 day ago
United
Wed, Oct 29 - Sat, Nov 8
SEA
Seattle
BIL
Billings
$209 Roundtrip, found 5 days ago
$209
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 29 from Seattle to Billings, returning Sat, Nov 8, priced at $209 found 5 days ago

Find the cheapest month to fly from Seattle (SEA) to Billings (BIL)

October is typically the cheapest month to fly

From $157 - $293 per traveler.

Graph displaying average flight prices per month

Alternative airports near Billings

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

Select flight to Logan Intl. BIL. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $262
BIL
Logan Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $262
Flights from Seattle (SEA) to Billings (BIL)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Logan Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
$157
Distance
661 mi
Average flight time
2 hours 56 mins

Seattle to Billings Flights

The cheapest times to fly from Seattle to Billings

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 Billings are during the month of September. You can find some of the cheapest flights from Seattle to Billings with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Billings

Sunday is one of the best days to book for cheap flights from Seattle to Billings: 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 Billings

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 Billings in 2025. You can also book with separate airlines for your outbound and return journeys, from $88 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 Billings 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 Billings 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.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL) cost?
Get a cheap one-way flight from $88 or cheap return flight from $157 from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL) 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 Logan Intl. Airport (BIL)?
Planning your trip for September can help you save, as it's the cheapest month for flights between SEA and BIL. You'll often find the lowest fares during off-peak months.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL)?
Fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL) on an Alaska Airlines flight.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from SEA to BIL. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL)?
On average, just 1 direct flight departs daily from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL). Want more options? Use our filters to find flights with layovers and squeeze another destination into your itinerary.
What are the most popular departure times for flights from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL)?
The 7 PM departures from SEA to BIL are typically the busiest. They can also be more expensive. If you want to save on your fare, choose a less crowded time to fly.
What day of the week has the most flights from SEA to BIL?
Travel on a Friday if you're looking for the biggest selection of flights from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL).
What is the earliest flight from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL)?
The first flight of the day jetting off from Seattle - Tacoma Intl. Airport (SEA) is at around 9:55AM UTC-8. Catch this flight and you'll arrive at Logan Intl. Airport (BIL) at approximately 12:54PM UTC-7. The overall travel time is 1h 59m.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL)?
The average flight duration from SEA to BIL is 1 hour and 53 minutes, covering a distance of 660 mi.
What airline has the least delays from SEA to BIL?
With 90% of flights typically arriving on schedule, Alaska Airlines has the best on-time performance for direct flights from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL). To monitor your flight status and get notifications if anything changes, simply head to the Expedia App.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL)?
To touch down at Logan Intl. Airport (BIL) on schedule, book a flight that leaves from Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Billings from Seattle - Tacoma Intl. Airport (SEA)?
Logan Intl. Airport (BIL) is the only airport in Billings with direct flights from Seattle - Tacoma Intl. Airport (SEA). Check out the available options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL) last-minute?
Last-minute bookings from SEA to BIL are typically more expensive. To secure the best prices, start looking for flights well ahead of time. That being said, if you can play around with your travel dates, you may score a cheap ticket right before you leave.
Is it cheaper to book a SEA to BIL flight and hotel package?
You'll typically save money by securing a SEA to BIL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Logan Intl. Airport (BIL)?
If you reserved your SEA to BIL flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

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*Available to One Key members.