$208 Cheap Flights from Helena (HLN) to Yakima (YKM)

View $208 flight on Mon, Oct 13, 2025Opens in a new window

Popular airlines from Helena, MT (HLN-Helena Regional) to Yakima, WA (YKM-Yakima Air Terminal - McAllister Field)

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Cheap Flights from Helena to Yakima (HLN-YKM)

Prices were available within the past 7 days and start at $208 for one-way flights and $434 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, Oct 13 - Mon, Oct 20
HLN
Helena
YKM
Yakima
$434 Roundtrip, found 6 days ago
$434
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Oct 13 from Helena to Yakima, returning Mon, Oct 20, priced at $434 found 6 days ago
Alaska Airlines
Mon, Oct 13 - Mon, Oct 20
HLN
Helena
YKM
Yakima
$445 Roundtrip, found 6 days ago
$445
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Oct 13 from Helena to Yakima, returning Mon, Oct 20, priced at $445 found 6 days ago
Alaska Airlines
Thu, Dec 11 - Sat, Jan 10
HLN
Helena
YKM
Yakima
$500 Roundtrip, found 14 hours ago
$500
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Helena to Yakima, returning Sat, Jan 10, priced at $500 found 14 hours ago
Alaska Airlines
Thu, Dec 11 - Sat, Jan 10
HLN
Helena
YKM
Yakima
$564 Roundtrip, found 14 hours ago
$564
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Helena to Yakima, returning Sat, Jan 10, priced at $564 found 14 hours ago
Alaska Airlines
Mon, Oct 13 - Mon, Oct 20
HLN
Helena
YKM
Yakima
$566 Roundtrip, found 6 days ago
$566
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Oct 13 from Helena to Yakima, returning Mon, Oct 20, priced at $566 found 6 days ago
Alaska Airlines
Thu, Dec 11 - Sat, Jan 10
HLN
Helena
YKM
Yakima
$615 Roundtrip, found 14 hours ago
$615
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Helena to Yakima, returning Sat, Jan 10, priced at $615 found 14 hours ago
Alaska Airlines
Thu, Dec 11 - Sat, Jan 10
HLN
Helena
YKM
Yakima
$714 Roundtrip, found 14 hours ago
$714
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Helena to Yakima, returning Sat, Jan 10, priced at $714 found 14 hours ago
Alaska Airlines
Thu, Dec 11 - Sat, Jan 10
HLN
Helena
YKM
Yakima
$762 Roundtrip, found 14 hours ago
$762
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Helena to Yakima, returning Sat, Jan 10, priced at $762 found 14 hours ago
United
Thu, Dec 11 - Sat, Jan 10
HLN
Helena
YKM
Yakima
$790 Roundtrip, found 14 hours ago
$790
Roundtrip
found 14 hours ago
Select United flight, departing Thu, Dec 11 from Helena to Yakima, returning Sat, Jan 10, priced at $790 found 14 hours ago
Alaska Airlines
Thu, Dec 11 - Sat, Jan 10
HLN
Helena
YKM
Yakima
$795 Roundtrip, found 14 hours ago
$795
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Helena to Yakima, returning Sat, Jan 10, priced at $795 found 14 hours ago

Frequently asked questions

How much does a flight from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM) cost?
Snag a cheap one-way flight from $208 or cheap return flight from $434 from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM)?
October is the most affordable month to fly from HLN to YKM. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from HLN to YKM. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM)?
You'll have to catch a flight with a layover if you're traveling from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from HLN to YKM?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary based on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM)?
Choose a flight from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM) last-minute?
Last-minute fares from HLN to YKM are typically more expensive. To lock in the lowest prices, start searching for flights early. That being said, if you're flexible with your travel dates, you may score a cheap fare right before your trip.
Is it cheaper to book a HLN to YKM flight and hotel package?
Securing a HLN to YKM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our wide range of hotels and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Helena Regional Airport (HLN) to Yakima Air Terminal - McAllister Field Airport (YKM)?
In most cases, you can cancel or reschedule your HLN to YKM flight. However, there may be additional charges, especially if you booked over 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Helena Regional
Destination airport
Yakima Air Terminal - McAllister Field
Airlines serving
Alaska Airlines
Roundtrip price
$433
Distance
405 mi

Book with confidence

Book with confidence

Helena to Yakima Flights

The cheapest times to fly from Helena to Yakima

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Helena to Yakima are during the month of October. You can find some of the cheapest flights from Helena to Yakima with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Helena to Yakima

Sunday is one of the best days to book for cheap flights from Helena to Yakima: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Helena to Yakima

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Helena to Yakima in 2025. You can also book with separate airlines for your outbound and return journeys, from $208 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Helena to Yakima flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Helena to Yakima airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Helena to Yakima Flights

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*Available to One Key members.