$620 Cheap Flights from Tokyo (NRT) to Sun Valley (SUN)

View $620 flight on Mon, Nov 16, 2026Opens in a new window

Popular airlines from Narita Intl. Airport (NRT) to Sun Valley, ID (SUN-Friedman Memorial)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

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

Cheap Flights from Tokyo to Sun Valley (NRT-SUN)

Prices were available within the past 7 days and start at $620 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

The Annual Vacation Sale

Members save up to 40% on hotels and homes. Plan this year’s big trip and save.
Book now

Frequently asked questions

How much does a flight from Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN) cost?
Secure a cheap one-way flight from $620 or cheap return flight from Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN)?
The cheapest month to fly from NRT to SUN is , when demand is low. Off-peak season is usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest NRT to SUN flight.
How many flights per day from Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN)?
There are no daily nonstop flights available from Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from NRT to SUN?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN)?
To avoid possible delays on the Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN) 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 Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN) last-minute?
Last-minute bookings from NRT to SUN are generally more expensive. To secure the best rates, start looking for flights well ahead of time. That being said, if your travel plans are flexible, you may score a cheap ticket right before your trip.
Is it cheaper to book a NRT to SUN flight and hotel package?
Compared with arranging flights and hotels separately, booking a NRT to SUN flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the stress out of planning your trip. Just pick your flights and select from our extensive range of hotels, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Narita Intl. Airport (NRT) to Friedman Memorial Airport (SUN)?
In most instances, you're able to cancel or reschedule your NRT to SUN flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you'd like more details, visit our Customer Service portal.

Travel information

Origin airport
Narita Intl.
Destination airport
Friedman Memorial
Distance
5229 mi

Book with confidence

Tokyo to Sun Valley Flights

The cheapest times to fly from Tokyo to Sun Valley

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

 

The best time to book a flight from Tokyo to Sun Valley

Sunday is one of the best days to book for cheap flights from Tokyo to Sun Valley: 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 Sun Valley

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 Sun Valley in 2026. You can also book with separate airlines for your outbound and return journeys, from $620 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 Sun Valley 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 Sun Valley 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 Sun Valley Flights

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.