Cheap Flights to Treasure County from $115 (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.

Wed, Aug 19 - Tue, Aug 25
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$206 Roundtrip, found 2 hours ago
$206
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Wed, Aug 19 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Aug 25, priced at $206 found 2 hours ago
Wed, Aug 19 - Tue, Aug 25
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$207 Roundtrip, found 2 hours ago
$207
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Wed, Aug 19 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Aug 25, priced at $207 found 2 hours ago
Sat, Nov 7 - Sat, Nov 14
PDX
Portland Intl.
BIL
Logan Intl.
$227 Roundtrip, found 4 hours ago
$227
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Sat, Nov 7 from Portland Intl. to Logan Intl., returning Sat, Nov 14, priced at $227 found 4 hours ago
Fri, Aug 28 - Sun, Aug 30
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$247 Roundtrip, found 1 day ago
$247
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Aug 28 from Seattle - Tacoma Intl. to Logan Intl., returning Sun, Aug 30, priced at $247 found 1 day ago
Fri, Aug 28 - Sun, Aug 30
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$277 Roundtrip, found 1 day ago
$277
Roundtrip
found 1 day ago
Select United flight, departing Fri, Aug 28 from Seattle - Tacoma Intl. to Logan Intl., returning Sun, Aug 30, priced at $277 found 1 day ago
Sat, Sep 5 - Sat, Sep 12
PDX
Portland Intl.
SHR
Sheridan County
$298 Roundtrip, found 2 days ago
$298
Roundtrip
found 2 days ago
Select United flight, departing Sat, Sep 5 from Portland Intl. to Sheridan County, returning Sat, Sep 12, priced at $298 found 2 days ago
Thu, Oct 1 - Tue, Oct 6
LAX
Los Angeles Intl.
BIL
Logan Intl.
$311 Roundtrip, found 1 day ago
$311
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Oct 1 from Los Angeles Intl. to Logan Intl., returning Tue, Oct 6, priced at $311 found 1 day ago
Tue, Sep 22 - Tue, Sep 29
DFW
Dallas-Fort Worth Intl.
BIL
Logan Intl.
$317 Roundtrip, found 1 day ago
$317
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 22 from Dallas-Fort Worth Intl. to Logan Intl., returning Tue, Sep 29, priced at $317 found 1 day ago
OriginDestinationTravel DatesFlights From*
SEABillingsAugust 19 to August 25$206
PDXBillingsAugust 29 to September 8$227
DENBillingsJuly 29 to August 3$255
PDXSheridanSeptember 5 to September 12$298
LASBillingsSeptember 1 to September 4$301
BNABillingsSeptember 16 to September 19$311
DFWBillingsSeptember 22 to September 29$317
MSPBillingsAugust 22 to August 29$339
PHLBillingsSeptember 10 to September 15$354
PHXSheridanJuly 3 to July 4$474
DENSheridanAugust 20 to August 24$516
PHLSheridanSeptember 7 to September 15$721
SLCSheridanJuly 23 to July 26$941
DFWSheridanJuly 8 to July 11$1,076
MSPSheridanJuly 8 to July 12$1,354
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
DENBillingsJune 26 to June 28$347
MSPBillingsJune 28 to July 17$409
SEABillingsJune 26 to July 1$514
PHXBillingsJune 28 to July 1$536
PDXBillingsJune 26 to June 27$568
DFWBillingsJune 28 to July 5$612
SLCBillingsJune 28 to June 30$816
BNABillingsJune 26 to July 7$886
*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

Sep 10 - Sep 13

3 night stay

Detroit (DTW) to Billings (BIL)

Delta • Non-stop roundtrip • Coach
Price was $968, price is now $681 per person
$681
per person
found 1 day ago
Northern Hotel
4.0-star property

Northern Hotel

Sep 10 - Sep 13

3 night stay

Detroit (DTW) to Billings (BIL)

Delta • Non-stop roundtrip • Coach
Price was $912, price is now $776 per person
$776
per person
found 1 day ago
Best Western Plus Kelly Inn & Suites
2.5-star property

Best Western Plus Kelly Inn & Suites

Aug 11 - Aug 15

4 night stay

St. Louis (STL) to Billings (BIL)

Delta • Non-stop roundtrip • Coach
Price was $840, price is now $744 per person
$744
per person
found 18 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! (1,000 reviews)
"This is not a chain motel, so didn't know what standard to expect. The room was clean with nice furnishings. I appreciate that the sink is outside of the toilet and tub area. It makes it easier to get ready with two people. The towels were fluffy. The motel is near fast foods. We walk to the DQ for ..."

Reviewed on Jun 17, 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! (182 reviews)
"The Hardin Inn was very nice. It is clean and well maintained. Area rugs softened the hard surfaced faux wood floors. Nice. I had very easy access to my car. (Right outside my door). I found the room pleasant and comfortable. I would stay there again."

Reviewed on Jun 14, 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! (65 reviews)
"The hotel is very nice and updated. My room was clean and cozy. The only complaint I would have is due to the hardwood floors, if you are on the first floor, it can be very loud above you depending on the other guests."

Reviewed on Jun 6, 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 $1,354 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.