$149 Cheap Flights from Redmond (RDM) to Helena (HLN)

View $149 flight on Wed, Sep 3, 2025Opens in a new window

Popular airlines from Redmond Municipal Airport (RDM) to Helena, MT (HLN-Helena Regional)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Redmond to Helena (RDM-HLN)

Prices were available within the past 7 days and start at $149 for one-way flights and $282 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Oct 4 - Sat, Oct 11
RDM
Redmond
HLN
Helena
$282 Roundtrip, found 2 days ago
$282
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Oct 4 from Redmond to Helena, returning Sat, Oct 11, priced at $282 found 2 days ago
Alaska Airlines
Wed, Oct 8 - Sat, Oct 11
RDM
Redmond
HLN
Helena
$284 Roundtrip, found 3 days ago
$284
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Oct 8 from Redmond to Helena, returning Sat, Oct 11, priced at $284 found 3 days ago
Hawaiian Airlines
Wed, Dec 17 - Tue, Jan 6
RDM
Redmond
HLN
Helena
$289 Roundtrip, found 2 days ago
$289
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Wed, Dec 17 from Redmond to Helena, returning Tue, Jan 6, priced at $289 found 2 days ago
Hawaiian Airlines
Fri, Oct 3 - Sat, Oct 11
RDM
Redmond
HLN
Helena
$292 Roundtrip, found 2 days ago
$292
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Fri, Oct 3 from Redmond to Helena, returning Sat, Oct 11, priced at $292 found 2 days ago
Alaska Airlines
Wed, Oct 8 - Sat, Oct 11
RDM
Redmond
HLN
Helena
$294 Roundtrip, found 3 days ago
$294
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Oct 8 from Redmond to Helena, returning Sat, Oct 11, priced at $294 found 3 days ago
Hawaiian Airlines
Fri, Sep 12 - Tue, Sep 16
RDM
Redmond
HLN
Helena
$302 Roundtrip, found 4 days ago
$302
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Fri, Sep 12 from Redmond to Helena, returning Tue, Sep 16, priced at $302 found 4 days ago
Hawaiian Airlines
Sun, Oct 5 - Sat, Oct 11
RDM
Redmond
HLN
Helena
$312 Roundtrip, found 2 days ago
$312
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sun, Oct 5 from Redmond to Helena, returning Sat, Oct 11, priced at $312 found 2 days ago
Alaska Airlines
Thu, Oct 2 - Sat, Oct 4
RDM
Redmond
HLN
Helena
$313 Roundtrip, found 4 days ago
$313
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Oct 2 from Redmond to Helena, returning Sat, Oct 4, priced at $313 found 4 days ago
Delta
Sun, Sep 14 - Tue, Sep 16
RDM
Redmond
HLN
Helena
$322 Roundtrip, found 4 days ago
$322
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Sep 14 from Redmond to Helena, returning Tue, Sep 16, priced at $322 found 4 days ago
United
Thu, Dec 18 - Mon, Jan 5
RDM
Redmond
HLN
Helena
$447 Roundtrip, found 2 days ago
$447
Roundtrip
found 2 days ago
Select United flight, departing Thu, Dec 18 from Redmond to Helena, returning Mon, Jan 5, priced at $447 found 2 days ago

Alternative airports near Helena

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Helena Regional HLN. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $501
HLN
Helena Regional
CheapestClosest
Average driving time to city center7 min
Flights from $501
Flights from Redmond (RDM) to Helena (HLN)
Origin airport
Robert's Field
Destination airport
Helena Regional
Airlines serving
Alaska Airlines
Roundtrip price
$280
Distance
473 mi

Redmond to Helena Flights

The cheapest times to fly from Redmond to Helena

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 Redmond to Helena are during the month of October. You can find some of the cheapest flights from Redmond to Helena with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Redmond to Helena

Sunday is one of the best days to book for cheap flights from Redmond to Helena: 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 Redmond to Helena

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 Redmond to Helena in 2025. You can also book with separate airlines for your outbound and return journeys, from $149 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 Redmond to Helena 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 Redmond to Helena 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.

 

Frequently asked questions

How much does a flight from Robert's Field Airport (RDM) to Helena Regional Airport (HLN) cost?
Secure a cheap one-way flight from $149 or cheap return flight from $282 from Robert's Field Airport (RDM) to Helena Regional Airport (HLN) 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 Robert's Field Airport (RDM) to Helena Regional Airport (HLN)?
The cheapest month to fly from RDM to HLN is October, when there's less demand. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Robert's Field Airport (RDM) to Helena Regional Airport (HLN)?
To find the cheapest airline that'll fly you from RDM to HLN, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Robert's Field Airport (RDM) to Helena Regional Airport (HLN)?
You'll have to hop on a flight with a layover when traveling from Robert's Field Airport (RDM) to Helena Regional Airport (HLN). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from RDM to HLN?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Robert's Field Airport (RDM) to Helena Regional Airport (HLN)?
To reach Helena Regional Airport (HLN) on schedule, choose a flight that takes off from Robert's Field Airport (RDM) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Robert's Field Airport (RDM) to Helena Regional Airport (HLN) last-minute?
Last-minute bookings from RDM to HLN are generally more expensive. To secure the best rates, start searching for flights ahead of time. That said, if you're flexible with your travel dates, it's possible to find a cheap ticket right before you leave.
Is it cheaper to book a RDM to HLN flight and hotel package?
Opting for a RDM to HLN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of stays 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 Robert's Field Airport (RDM) to Helena Regional Airport (HLN)?
If you booked your RDM to HLN flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Explore a world of travel with Expedia

*Available to One Key members.