Flight to Yellowstone County

View S$65 flight on Mon, 19 Jan, 2026Opens in a new window

Popular airlines to Yellowstone County

  • Delta

    Delta

  • Alaska Airlines

    Alaska Airlines

  • United

    United

  • American Airlines

    American Airlines

  • Hawaiian Airlines

    Hawaiian Airlines

  • Air Canada

    Air Canada

  • KLM

    KLM

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Cheap round-trip flights to Yellowstone County

Prices were available within the past 7 days and start at S$65 for one-way flights and S$129 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Cape Air
Mon, 19 Jan - Mon, 26 Jan
SDY
Sidney
BIL
Billings
S$129 Return, found 1 day ago
S$129
Return
found 1 day ago
Select Cape Air flight, departing Mon, 19 Jan from Sidney to Billings, returning Mon, 26 Jan, priced at S$129 found 1 day ago
Cape Air
Mon, 19 Jan - Mon, 26 Jan
SDY
Sidney
BIL
Billings
S$142 Return, found 1 day ago
S$142
Return
found 1 day ago
Select Cape Air flight, departing Mon, 19 Jan from Sidney to Billings, returning Mon, 26 Jan, priced at S$142 found 1 day ago
China Airlines
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,253 Return, found 1 day ago
S$1,253
Return
found 1 day ago
Select China Airlines flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,253 found 1 day ago
EVA Airways
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,303 Return, found 1 day ago
S$1,303
Return
found 1 day ago
Select EVA Airways flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,303 found 1 day ago
China Airlines
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,430 Return, found 1 day ago
S$1,430
Return
found 1 day ago
Select China Airlines flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,430 found 1 day ago
Lufthansa
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,495 Return, found 1 day ago
S$1,495
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,495 found 1 day ago
Lufthansa
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,502 Return, found 1 day ago
S$1,502
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,502 found 1 day ago
Lufthansa
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,522 Return, found 1 day ago
S$1,522
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,522 found 1 day ago
Lufthansa
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,529 Return, found 1 day ago
S$1,529
Return
found 1 day ago
Select Lufthansa flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,529 found 1 day ago
Japan Airlines
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,544 Return, found 1 day ago
S$1,544
Return
found 1 day ago
Select Japan Airlines flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,544 found 1 day ago
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.

Yellowstone County Flights Information

Airlines serving
Cape Air, Lufthansa, China Airlines, Cathay Pacific, Philippine Airlines, Air Canada, EVA Airways, American Airlines, Japan Airlines
Roundtrip price
from S$129

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, S$129 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 S$129 and reached a maximum of S$1,544. For one-way journeys departing from Sidney (SDY), the lowest amount paid during this same period was just S$65.
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.
When is the cheapest time to fly to Yellowstone County?
Take off to Yellowstone County early in the week and you'll usually be rewarded with lower fares. Tuesday is typically the cheapest day to jet off, followed closely by Monday. If you want to avoid the priciest flights, keep clear of Saturdays.
How much is a plane ticket to Yellowstone County?
In the last seven days, fares ranged between S$129 and S$1,544. 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.

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.

China Airlines
Tue, 27 Jan - Sat, 31 Jan
SIN
Singapore
BIL
Billings
S$1,253 Return, found 1 day ago
S$1,253
Return
found 1 day ago
Select China Airlines flight, departing Tue, 27 Jan from Singapore to Billings, returning Sat, 31 Jan, priced at S$1,253 found 1 day ago
*Available to Expedia members.