$998 Cheap Flights from Frankfurt (FRA) to Sun Valley (SUN)

View $998 flight on Wed, Sep 24, 2025Opens in a new window

Popular airlines from Frankfurt Airport (FRA) to Sun Valley, ID (SUN-Friedman Memorial)

Cheap Flights from Frankfurt to Sun Valley (FRA-SUN)

Prices were available within the past 7 days and start at $998 for one-way flights and $840 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Wed, Oct 29 - Sat, Jan 17
FRA
Frankfurt
SUN
Sun Valley
$840 Roundtrip, found 2 days ago
$840
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Wed, Oct 29 from Frankfurt to Sun Valley, returning Sat, Jan 17, priced at $840 found 2 days ago
Virgin Atlantic
Wed, Oct 29 - Sat, Jan 17
FRA
Frankfurt
SUN
Sun Valley
$846 Roundtrip, found 2 days ago
$846
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Wed, Oct 29 from Frankfurt to Sun Valley, returning Sat, Jan 17, priced at $846 found 2 days ago
Virgin Atlantic
Wed, Oct 29 - Sat, Jan 17
FRA
Frankfurt
SUN
Sun Valley
$846 Roundtrip, found 2 days ago
$846
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Wed, Oct 29 from Frankfurt to Sun Valley, returning Sat, Jan 17, priced at $846 found 2 days ago
Virgin Atlantic
Wed, Oct 29 - Sat, Jan 17
FRA
Frankfurt
SUN
Sun Valley
$853 Roundtrip, found 2 days ago
$853
Roundtrip
found 2 days ago
Select Virgin Atlantic flight, departing Wed, Oct 29 from Frankfurt to Sun Valley, returning Sat, Jan 17, priced at $853 found 2 days ago
Aer Lingus
Wed, Oct 29 - Sat, Jan 17
FRA
Frankfurt
SUN
Sun Valley
$1,041 Roundtrip, found 2 days ago
$1,041
Roundtrip
found 2 days ago
Select Aer Lingus flight, departing Wed, Oct 29 from Frankfurt to Sun Valley, returning Sat, Jan 17, priced at $1,041 found 2 days ago
Flights from Frankfurt (FRA) to Sun Valley (SUN)
Origin airport
Frankfurt Intl.
Destination airport
Friedman Memorial
Roundtrip price
$840
Distance
5115 mi

Frankfurt to Sun Valley Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Frankfurt 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 Frankfurt 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 Frankfurt to Sun Valley in 2025. You can also book with separate airlines for your outbound and return journeys, from $998 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 Frankfurt 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 Frankfurt 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.

 

Frequently asked questions

How much does a flight from Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN) cost?
Secure a cheap one-way flight from $998 or cheap return flight from $840 from Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN) 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 Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN)?
The cheapest month to fly from FRA to SUN is October, when demand is low. Off-peak season is generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN)?
To find the cheapest airline that'll fly you from FRA to SUN, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN)?
You'll have to catch a flight with a layover when traveling from Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from FRA to SUN?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN)?
Opt for a flight from Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN) that takes off before 3 PM to reduce the risk of cancellations and delays. Later departures are on average 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 Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN) last-minute?
Last-minute fares from FRA to SUN are typically more expensive. For the best rates, start looking for flights well in advance. That said, if your travel plans are flexible, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a FRA to SUN flight and hotel package?
Compared with arranging flights and hotels separately, booking a FRA to SUN flight and hotel package with Expedia could result in significant savings. What's more, managing everything in one place will take the hassle out of travel planning. Simply secure your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Frankfurt Intl. Airport (FRA) to Friedman Memorial Airport (SUN)?
If you reserved your FRA to SUN flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.