Cheap Flights to Treasure County from $55 (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.

Fri, Nov 20 - Fri, Dec 11
AZA
Phoenix - Mesa Gateway
BIL
Logan Intl.
$103 Roundtrip, found 19 hours ago
$103
Roundtrip
found 19 hours ago
Select Allegiant Air flight, departing Fri, Nov 20 from Phoenix - Mesa Gateway to Logan Intl., returning Fri, Dec 11, priced at $103 found 19 hours ago
Fri, Nov 13 - Mon, Nov 16
LAS
Harry Reid Intl.
BIL
Logan Intl.
$108 Roundtrip, found 23 hours ago
$108
Roundtrip
found 23 hours ago
Select Allegiant Air flight, departing Fri, Nov 13 from Harry Reid Intl. to Logan Intl., returning Mon, Nov 16, priced at $108 found 23 hours ago
Fri, Nov 20 - Fri, Dec 11
AZA
Phoenix - Mesa Gateway
BIL
Logan Intl.
$109 Roundtrip, found 4 hours ago
$109
Roundtrip
found 4 hours ago
Select Allegiant Air flight, departing Fri, Nov 20 from Phoenix - Mesa Gateway to Logan Intl., returning Fri, Dec 11, priced at $109 found 4 hours ago
Fri, Dec 4 - Fri, Dec 11
AZA
Phoenix - Mesa Gateway
BIL
Logan Intl.
$110 Roundtrip, found 3 days ago
$110
Roundtrip
found 3 days ago
Select Allegiant Air flight, departing Fri, Dec 4 from Phoenix - Mesa Gateway to Logan Intl., returning Fri, Dec 11, priced at $110 found 3 days ago
Fri, Nov 6 - Mon, Nov 9
LAS
Harry Reid Intl.
BIL
Logan Intl.
$111 Roundtrip, found 2 days ago
$111
Roundtrip
found 2 days ago
Select Allegiant Air flight, departing Fri, Nov 6 from Harry Reid Intl. to Logan Intl., returning Mon, Nov 9, priced at $111 found 2 days ago
Tue, Mar 2 - Tue, Mar 9
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$227 Roundtrip, just found
$227
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Mar 2 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Mar 9, priced at $227 just found
Tue, Nov 10 - Tue, Nov 17
SEA
Seattle - Tacoma Intl.
BIL
Logan Intl.
$247 Roundtrip, found 1 day ago
$247
Roundtrip
found 1 day ago
Select United flight, departing Tue, Nov 10 from Seattle - Tacoma Intl. to Logan Intl., returning Tue, Nov 17, priced at $247 found 1 day ago
Tue, Dec 8 - Tue, Dec 15
PDX
Portland Intl.
BIL
Logan Intl.
$247 Roundtrip, found 2 hours ago
$247
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, Dec 8 from Portland Intl. to Logan Intl., returning Tue, Dec 15, priced at $247 found 2 hours ago
OriginDestinationTravel DatesFlights From*
LASBillingsDecember 4 to December 13$98
AZABillingsNovember 20 to December 11$103
SEABillingsNovember 11 to November 14$227
PDXBillingsNovember 7 to November 17$247
DENBillingsDecember 4 to December 5$299
LASSheridanNovember 20 to November 23$334
SLCBillingsNovember 7 to November 14$349
DFWBillingsNovember 3 to November 10$354
MSPBillingsDecember 12 to December 16$361
PHLBillingsJanuary 9 to January 16$379
PDXSheridanOctober 27 to October 31$404
BNABillingsNovember 9 to November 16$813
*Prices include taxes and fees
OriginDestinationTravel DatesFlights From*
LASBillingsOctober 16 to October 19$187
BNABillingsOctober 16 to October 17$475
SEABillingsOctober 16 to October 19$482
PHXBillingsOctober 16 to October 24$515
DENBillingsOctober 16 to October 17$532
MSPBillingsOctober 16 to October 19$532
PDXBillingsOctober 16 to October 22$537
DFWBillingsOctober 18 to October 19$724
SLCBillingsOctober 16 to October 30$979
*Prices include taxes and fees

Best Treasure County Flight and Hotel Packages

Price found within the past 48 hours. Click for updated prices.
Super 8 by Wyndham Billings
2.0-star property

Super 8 by Wyndham Billings

Dec 2 - Dec 6

4 night stay

Los Angeles (LAX) to Billings (BIL)

United • Non-stop roundtrip • Coach
Price was $600, price is now $551 per person
$551
per person
found 22 hours ago
Billings Hotel and Convention Center
3.0-star property

Billings Hotel and Convention Center

Dec 2 - Dec 6

4 night stay

Los Angeles (LAX) to Billings (BIL)

United • Non-stop roundtrip • Coach
Save 100% on your flight
Price was $1,039, price is now $634 per person
$634
per person
found 22 hours ago
Northern Hotel
4.0-star property

Northern Hotel

Dec 2 - Dec 6

4 night stay

Los Angeles (LAX) to Billings (BIL)

United • Non-stop roundtrip • Coach
Price was $880, price is now $727 per person
$727
per person
found 22 hours ago
Don't see what you're looking for?
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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! (1,005 reviews)
"Good place to stay"

Reviewed on Oct 12, 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.
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.
9/10 Wonderful! (117 reviews)
"Decent hotel for price/value. Clean and nice staff. Continental breakfast was minimal. Noise from upstairs was more than expected; walking, doors shutting etc."

Reviewed on Oct 10, 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 $98 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, November 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. $98 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 $98 and $979 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.