$823 Cheap Flights from Bangkok (BKK) to Sun Valley (SUN)

View $823 flight on Sun, Nov 9, 2025Opens in a new window

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

Cheap Flights from Bangkok to Sun Valley (BKK-SUN)

Prices were available within the past 7 days and start at $823 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a flight from Bangkok Airport to SUN?
Round-trip flights between BKK and Friedman Memorial Airport (SUN) start from . This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Bangkok Airport to Friedman Memorial Airport?
This varies between airlines, as each one has its own terms and conditions. Head to the Customer Service Portal, where you'll find easy instructions on how to cancel online.
How do I find cheap flights from BKK to Friedman Memorial Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Suvarnabhumi Intl. Airport (BKK) to Friedman Memorial Airport (SUN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Suvarnabhumi Airport to Friedman Memorial Airport (SUN)?
Bang Phli to Hailey is around 7893 mi, so be prepared to spend quite a while in the air. Don't forget to pack all the essentials, from your headphones to your hoodie. Take some snacks to nibble on throughout your journey too.
Which airlines fly direct from Bangkok Airport to Friedman Memorial Airport (SUN)?
You won't find any airlines operating directly between Suvarnabhumi Airport and SUN, so be ready to make at least one stop on your journey. A layover, whether short or long, can be a good way to break up a trip!
Are Suvarnabhumi Airport to Friedman Memorial Airport (SUN) flight tickets cheaper when they're purchased at the last minute?
Flight prices are always on the move, so it's no sure thing. While last-minute deals between Suvarnabhumi Airport and Friedman Memorial Airport (SUN) are possible, it also makes sense to keep a close eye on prices well before you fly. In fact, some air carriers release their prices up to 12 months ahead of the departure date. Expedia is constantly updating the biggest airfare bargains around, so keep checking back and be ready to pounce when fare prices drop.

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Friedman Memorial
Distance
7907 mi

Book with confidence

Bangkok to Sun Valley Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Bangkok 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 Bangkok 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 Bangkok to Sun Valley in 2025. You can also book with separate airlines for your outbound and return journeys, from $823 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 Bangkok 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 Bangkok 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.

 

Bangkok to Sun Valley Flights
*Available to One Key members.