Cheap flights to Yellowstone County

View €134 flight on Mon, 12 Oct 2026Opens in a new window

Popular airlines to Yellowstone County

  • Alaska Airlines

  • United

  • Delta

  • American Airlines

  • Air Canada

  • Lufthansa

  • British Airways

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Cheap round-trip flights to Yellowstone County

Prices were available within the past 7 days and start at €134 for one-way flights and €329 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 4 Jan - Fri, 8 Jan
SEA
Seattle
BIL
Billings
€329 Return, found 6 hours ago
€329
Return
found 6 hours ago
Select Delta flight, departing Mon, 4 Jan from Seattle to Billings, returning Fri, 8 Jan, priced at €329 found 6 hours ago
Delta
Mon, 4 Jan - Fri, 8 Jan
SEA
Seattle
BIL
Billings
€359 Return, found 6 hours ago
€359
Return
found 6 hours ago
Select Delta flight, departing Mon, 4 Jan from Seattle to Billings, returning Fri, 8 Jan, priced at €359 found 6 hours ago
Delta
Mon, 4 Jan - Fri, 8 Jan
SEA
Seattle
BIL
Billings
€363 Return, found 6 hours ago
€363
Return
found 6 hours ago
Select Delta flight, departing Mon, 4 Jan from Seattle to Billings, returning Fri, 8 Jan, priced at €363 found 6 hours ago
Delta
Mon, 4 Jan - Fri, 8 Jan
SEA
Seattle
BIL
Billings
€365 Return, found 6 hours ago
€365
Return
found 6 hours ago
Select Delta flight, departing Mon, 4 Jan from Seattle to Billings, returning Fri, 8 Jan, priced at €365 found 6 hours ago
Delta
Mon, 4 Jan - Fri, 8 Jan
SEA
Seattle
BIL
Billings
€369 Return, found 6 hours ago
€369
Return
found 6 hours ago
Select Delta flight, departing Mon, 4 Jan from Seattle to Billings, returning Fri, 8 Jan, priced at €369 found 6 hours ago
United
Wed, 8 Jul - Wed, 15 Jul
SEA
Seattle
BIL
Billings
€371 Return, found 1 day ago
€371
Return
found 1 day ago
Select United flight, departing Wed, 8 Jul from Seattle to Billings, returning Wed, 15 Jul, priced at €371 found 1 day ago
Delta
Mon, 4 Jan - Fri, 8 Jan
SEA
Seattle
BIL
Billings
€389 Return, found 6 hours ago
€389
Return
found 6 hours ago
Select Delta flight, departing Mon, 4 Jan from Seattle to Billings, returning Fri, 8 Jan, priced at €389 found 6 hours ago
Alaska Airlines
Tue, 7 Jul - Wed, 15 Jul
SEA
Seattle
BIL
Billings
€393 Return, found 1 day ago
€393
Return
found 1 day ago
Select Alaska Airlines flight, departing Tue, 7 Jul from Seattle to Billings, returning Wed, 15 Jul, priced at €393 found 1 day ago
American Airlines
Mon, 4 Jan - Fri, 8 Jan
SEA
Seattle
BIL
Billings
€419 Return, found 6 hours ago
€419
Return
found 6 hours ago
Select American Airlines flight, departing Mon, 4 Jan from Seattle to Billings, returning Fri, 8 Jan, priced at €419 found 6 hours ago
Icelandair
Wed, 17 Mar - Wed, 24 Mar
DUB
Dublin
BIL
Billings
€920 Return, found 1 day ago
€920
Return
found 1 day ago
Select Icelandair flight, departing Wed, 17 Mar from Dublin to Billings, returning Wed, 24 Mar, priced at €920 found 1 day ago

Trending flights to Yellowstone County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, 17 Mar - Wed, 24 Mar
DUB
Dublin
BIL
Billings
€920 Return, found 1 day ago
€920
Return
found 1 day ago
Select Icelandair flight, departing Wed, 17 Mar from Dublin to Billings, returning Wed, 24 Mar, priced at €920 found 1 day ago

Frequently asked questions

How do I find cheap flights to Yellowstone County that have flexible change policies?
It's as easy as can be with Expedia. First, enter your preferred travel dates and click on "Search." Second step: Check "No change fee" below the "Flexible change policies" subheading to the left of your screen. Step 3. Snag a cheap and flexible fare to Yellowstone County.
Which airlines fly to Yellowstone County?
Figure out your ideal travel dates and then touch down in or near Yellowstone County with one of these great airlines:

  • Cape Air - 395 flights to or near Yellowstone County each month, including 395 flights to Logan Intl. Airport (BIL) per month.
  • United Airlines - 121 flights to or near Yellowstone County each month, including 121 flights to Logan Intl. Airport (BIL) per month.
  • Delta Air Lines - 117 flights to or near Yellowstone County each month, including 117 flights to Logan Intl. Airport (BIL) per month.

How can I find cheap tickets to Yellowstone County?
In the last seven days, €329 was the best price for a flight to Yellowstone County. If you'd love to save even more, book well ahead of time and be flexible with your dates. Search for your journey to Yellowstone County, then check out prices for similar time frames by clicking on our "flexible dates" link.
How much is a flight to Yellowstone County?
In the last seven days, return flights to Yellowstone County sold from just €329 and reached a maximum of €920. For one-way journeys departing from Seattle (SEA), the lowest amount paid during this same period was just €134.
What are the most popular airports to fly into in Yellowstone County?
Fly into Logan Intl. Airport (BIL) and experience all that Yellowstone County has to offer. As the region's main point of entry, approximately 807 flights land here every month.
How much is a plane ticket to Yellowstone County?
In the last seven days, fares ranged between €329 and €920. Have a look at our sensational deals to Yellowstone County, pick your favourite and get ready for your next fun holiday!
What is the best time to go to Yellowstone County?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a terrific time to check out the exciting Yellowstone County city of Billings. Average temperatures vary between 13ºC and 27ºC throughout this season. The biggest crowds are found here in March, April and July.
What months are the cheapest to book a flight to Yellowstone County?
February is the most affordable month to secure a seat for your Yellowstone County getaway. Airfares are at a premium over the busy month of December, so avoid this time if you can.

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About Yellowstone County

Expedia offers flights to Yellowstone County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Yellowstone County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Yellowstone County
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