Cheap Flights to Treasure County from $134 (2026/2027)

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How Much Does it Cost To Fly To Treasure County?

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Tue, Aug 25 - Wed, Sep 2
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$206 Roundtrip, found 1 day ago
$206
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Tue, Aug 25 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Sep 2, priced at $206 found 1 day ago
Wed, Sep 9 - Wed, Sep 16
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$207 Roundtrip, found 1 hour ago
$207
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Wed, Sep 9 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Sep 16, priced at $207 found 1 hour ago
Tue, Aug 25 - Wed, Sep 2
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Aug 25 from Seattle - Tacoma Intl. to Logan Intl., returning Wed, Sep 2, priced at $217 found 1 day ago
Tue, Sep 1 - Fri, Sep 18
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$217 Roundtrip, found 9 hours ago
$217
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Tue, Sep 1 from Seattle - Tacoma Intl. to Logan Intl., returning Fri, Sep 18, priced at $217 found 9 hours ago
Sat, Nov 7 - Sat, Nov 14
PDX
Portland Intl.
BIL
Logan Intl.
$225 Roundtrip, found 5 hours ago
$225
Roundtrip
found 5 hours ago
Select Bargain Flight flight, departing Sat, Nov 7 from Portland Intl. to Logan Intl., returning Sat, Nov 14, priced at $225 found 5 hours ago
Sat, Nov 7 - Sat, Nov 14
PDX
Portland Intl.
BIL
Logan Intl.
$237 Roundtrip, found 5 hours ago
$237
Roundtrip
found 5 hours ago
Select United flight, departing Sat, Nov 7 from Portland Intl. to Logan Intl., returning Sat, Nov 14, priced at $237 found 5 hours ago
Wed, Oct 21 - Sun, Oct 25
DEN
Denver Intl.
BIL
Logan Intl.
$249 Roundtrip, found 20 hours ago
$249
Roundtrip
found 20 hours ago
Select United flight, departing Wed, Oct 21 from Denver Intl. to Logan Intl., returning Sun, Oct 25, priced at $249 found 20 hours ago
Sat, Sep 5 - Sat, Sep 12
PDX
Portland Intl.
SHR
Sheridan County
$310 Roundtrip, found 22 hours ago
$310
Roundtrip
found 22 hours ago
Select United flight, departing Sat, Sep 5 from Portland Intl. to Sheridan County, returning Sat, Sep 12, priced at $310 found 22 hours ago
Sat, Aug 8 - Tue, Aug 11
COS
Colorado Springs
BIL
Logan Intl.
$316 Roundtrip, found 12 hours ago
$316
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Aug 8 from Colorado Springs to Logan Intl., returning Tue, Aug 11, priced at $316 found 12 hours ago
OriginDestinationTravel DatesFlights From*
SEABillingsAugust 19 to August 25$206
PDXBillingsAugust 29 to September 5$227
DENBillingsJuly 11 to July 16$249
SLCBillingsSeptember 18 to September 20$299
LASBillingsAugust 31 to September 3$301
PDXSheridanSeptember 5 to September 12$310
DFWBillingsSeptember 23 to September 26$317
DENSheridanSeptember 8 to September 13$328
MSPBillingsAugust 19 to August 26$339
PHXBillingsSeptember 2 to September 2$345
PHLBillingsSeptember 1 to September 8$349
PHLSheridanSeptember 5 to September 12$349
PHXSheridanOctober 1 to October 2$526
SLCSheridanJuly 23 to July 26$846
SEASheridanAugust 17 to August 21$1,229
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
DFWBillingsJune 28 to July 8$506
SLCBillingsJune 27 to July 2$519
SEABillingsJune 28 to July 1$534
PHXBillingsJune 28 to June 29$551
MSPBillingsJune 27 to June 29$560
PDXBillingsJune 28 to August 16$619
DENSheridanJune 27 to July 4$644
DENBillingsJune 28 to July 2$915
PDXSheridanJune 28 to June 30$1,272
*Prices include taxes and fees

Best Treasure County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Billings Hotel and Convention Center
3.0-star property

Billings Hotel and Convention Center

Aug 9 - Aug 15

6 night stay

Atlanta (ATL) to Billings (BIL)

American Airlines • Non-stop roundtrip • Coach
Save 100% on your flight
Price was $1,527, price is now $910 per person
$910
per person
found 1 day ago
Northern Hotel
4.0-star property

Northern Hotel

Jul 1 - Jul 4

3 night stay

Atlanta (ATL) to Billings (BIL)

Alaska Airlines • Non-stop roundtrip • Coach
Price was $1,446, price is now $1,053 per person
$1,053
per person
found 10 hours ago
Ledgestone Suites Hotel Billings
2.5-star property

Ledgestone Suites Hotel Billings

Jul 1 - Jul 4

3 night stay

Atlanta (ATL) to Billings (BIL)

Alaska Airlines • Non-stop roundtrip • Coach
Price was $1,323, price is now $986 per person
$986
per person
found 10 hours ago
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Travelers ❤️ These Treasure County 🏨

3-bedroom lodging located outside Hysham at an end of road farm setting.

3-bedroom lodging located outside Hysham at an end of road farm setting.

Hysham MT
Enjoy free WiFi, a garden, and laundry facilities.
10/10 Exceptional! (13 reviews)
"What a great secluded place! Jordan and his family afford anmazing opportunity for an abundance of wildlife."

Reviewed on Jan 8, 2026

Opens in a new window3-bedroom lodging located outside Hysham at an end of road farm setting.
Homestead Inn and Suites

Homestead Inn and Suites

2.5 out of 5
201 14th St W Hardin MT
Stay at this motel in Hardin. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular attractions Southwest Park and Big Horn County Historical Museum are located nearby.
9.2/10 Wonderful! (1,001 reviews)
"Everything was excellent."

Reviewed on Jun 25, 2026

Opens in a new windowHomestead Inn and Suites
Hardin Lodge Little Bighorn Battle Field I-90

Hardin Lodge Little Bighorn Battle Field I-90

2.5 out of 5
1324 N Crawford Ave Hardin MT
Book a stay at this business-friendly hotel in Hardin. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Southwest Park and Big Horn County Historical Museum are located nearby.
7.2/10 Good! (183 reviews)
"Good room with good amenities (fridge, microwave, Wi-Fi, new TV). Front desk gal was cheerful and helpful. The building itself is a bit aged, but still very functional."

Reviewed on Jun 22, 2026

Opens in a new windowHardin Lodge Little Bighorn Battle Field I-90
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Surestay By Best Western Forsyth

Surestay By Best Western Forsyth

2.5 out of 5
225 Westwind Ln Forsyth MT
Stay at this hotel in Forsyth. Enjoy free breakfast, free WiFi, and a 24-hour front desk.
8.8/10 Excellent! (70 reviews)
"This is a recently renovated property. Our stay was excellent!"

Reviewed on Jun 25, 2026

Opens in a new windowSurestay By Best Western Forsyth
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

How much is the cheapest flight to Treasure County?
To help you budget, the cheapest roundtrip flight to Treasure County cost $206 within the last seven days. An excellent way to nab a travel bargain is to be flexible with your dates. This price was available on Travelocity for flights to Treasure County departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly to Treasure County?
If you're thinking about a trip to Treasure County, August is the cheapest time to hop on a plane. This is based on Travelocity's direct return flight demand between January and December last year. Choose your dates and lock in your seat today.
How can I check my flight status to Treasure County?
Whether you'd like to view the status of your flight to Treasure County or change your itinerary, you'll find everything you need on our customer portal, Trips. Click on "Trips" at the top right of our homepage, then sign in or create an account. Another helpful way to access and manage all your bookings is with the Travelocity app. Get alerts about gate changes or flight delays and quickly share updates with any family flying with you.
How do I find the best deals on flights to Treasure County?
Try these tips — book early, avoid vacation periods and be flexible with your travel dates. If you don't have a specific date in mind, search for your flight to Treasure County on Travelocity and click on "Flexible dates" at the top of the page. This will help you find any cheaper tickets on surrounding days. $206 was the lowest price paid for a roundtrip flight to Treasure County in the last seven days. This price was available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Why should I book my flight to Treasure County with Travelocity?
An amazing getaway is only a click or two away when you book your trip with Travelocity. With competitive deals on cheap family flights, places to stay and more, we make it simple to find the best prices to suit your needs. You can also make use of our 24/7 online chat support and free cancellations on most hotels during your trip. Wander wisely with us and pick up your cheap flights to Treasure County today.
What are the most popular flight routes to Treasure County?
With great connections, organizing flights to Treasure County couldn't be simpler. Here are several of the busiest flight routes to this leading travel destination:

  • Sidney, MT (SDY-Sidney-Richland Municipal) to Logan Intl. Airport (BIL) - 1,061 flights a month.
  • Denver, CO (DEN-Denver Intl.) to Logan Intl. Airport (BIL) - 862 flights a month.
  • Salt Lake City, UT (SLC-Salt Lake City Intl.) to Logan Intl. Airport (BIL) - 637 flights a month.

How much is a flight to Treasure County on average?
Tickets for roundtrip flights to Treasure County were priced between $206 and $1,272 in the last seven days. As soon as you spot a fantastic deal, snap it up and get ready to jet off on your next big adventure with Travelocity. These prices were available on Travelocity for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
How long is the average flight to Treasure County?
Here you'll find some top direct flights to Treasure County along with their average flight duration:

  • Sidney, MT (SDY-Sidney-Richland Municipal) to Logan Intl. Airport (BIL) - 1 hour and 35 minutes
  • Denver, CO (DEN-Denver Intl.) to Logan Intl. Airport (BIL) - 1 hour and 36 minutes
  • Salt Lake City, UT (SLC-Salt Lake City Intl.) to Logan Intl. Airport (BIL) - 1 hour and 24 minutes

What can I expect on a flight to Treasure County?
If you've booked a long-haul flight to Treasure County, you can generally expect meals, drinks and entertainment on board. Airlines strive to make longer flights as comfortable as possible. Brief trips — as well as flights offered by low-cost airlines — may not come with such inclusions. If you're chasing cheap flights for family vacations with a budget carrier, it's likely you'll pay extra for entertainment and food.