$431 Cheap Flights from Tokyo (HND) to Helena (HLN)

View $431 flight on Thu, Oct 16, 2025Opens in a new window

Popular airlines from Haneda Airport (HND) to Helena, MT (HLN-Helena Regional)

Cheap Flights from Tokyo to Helena (HND-HLN)

Prices were available within the past 7 days and start at $431 for one-way flights and $1,533 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Tue, Oct 14 - Tue, Oct 28
HND
Tokyo
HLN
Helena
$1,533 Roundtrip, found 3 days ago
$1,533
Roundtrip
found 3 days ago
Select Asiana Airlines flight, departing Tue, Oct 14 from Tokyo to Helena, returning Tue, Oct 28, priced at $1,533 found 3 days ago
Asiana Airlines
Tue, Oct 14 - Tue, Oct 28
HND
Tokyo
HLN
Helena
$2,806 Roundtrip, found 3 days ago
$2,806
Roundtrip
found 3 days ago
Select Asiana Airlines flight, departing Tue, Oct 14 from Tokyo to Helena, returning Tue, Oct 28, priced at $2,806 found 3 days ago

Frequently asked questions

How much does a flight from Haneda Airport (HND) to Helena Regional Airport (HLN) cost?
Snag a cheap one-way flight from $431 or cheap return flight from $1,533 from Haneda Airport (HND) to Helena Regional Airport (HLN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Haneda Airport (HND) to Helena Regional Airport (HLN)?
The cheapest month to fly from HND to HLN is October, when there's less demand. Off-peak season is typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Haneda Airport (HND) to Helena Regional Airport (HLN)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from HND to HLN. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Haneda Airport (HND) to Helena Regional Airport (HLN)?
You'll have to take a flight with a layover if you're traveling from Haneda Airport (HND) to Helena Regional Airport (HLN). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from HND to HLN?
Typically you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Haneda Airport (HND) to Helena Regional Airport (HLN)?
To avoid potential delays on the Haneda Airport (HND) to Helena Regional Airport (HLN) route, travel before 3 PM. Departures after this hour are 22% more likely to be canceled.**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 Haneda Airport (HND) to Helena Regional Airport (HLN) last-minute?
Last-minute fares from HND to HLN are generally more expensive. To secure the cheapest rates, start looking for flights early. That said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your journey.
Is it cheaper to book a HND to HLN flight and hotel package?
Opting for a HND to HLN flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our impressive range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Haneda Airport (HND) to Helena Regional Airport (HLN)?
In most instances, you can cancel or modify your HND to HLN flight. However, there may be additional fees, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further details, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Haneda
Destination airport
Helena Regional
Roundtrip price
$1,533
Distance
5227 mi

Book with confidence

Book with confidence

Tokyo to Helena Flights

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

 

The best time to book a flight from Tokyo to Helena

Sunday is one of the best days to book for cheap flights from Tokyo 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 Tokyo 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 Tokyo to Helena in 2025. You can also book with separate airlines for your outbound and return journeys, from $431 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 Tokyo 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 Tokyo 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.

 

Tokyo to Helena Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.