Cheap Flights from Boston (BOS) to Sun Valley (SUN)

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Flight from Boston to Sun Valley route information
Origin airport
Logan Intl.
Destination airport
Friedman Memorial
Distance
3465 km

Compare flights from Boston to Sun Valley easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Boston to Sun Valley. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Friedman Memorial in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Logan Intl. to Friedman Memorial.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Logan Intl. (BOS) to Friedman Memorial (SUN) 

The easiest way to view the best deals on flights from Boston to Sun Valley today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Logan Intl. to Friedman Memorial start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Boston and Sun Valley
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Boston to Sun Valley flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Logan Intl. to Friedman Memorial for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Logan Intl. Airport to Friedman Memorial Airport (SUN)?
If you’re travelling from Logan Intl. Airport (BOS) to Friedman Memorial Airport, round-trip flights start from . This price is based on airfares listed within the last 7 days on Expedia for flights departing within the next year, so don’t hang about. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Logan Intl. Airport (BOS) to SUN?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Logan Intl. Airport to Friedman Memorial Airport (SUN) 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 Logan Intl. Airport to Friedman Memorial Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Logan Intl. Airport (BOS) to Friedman Memorial Airport (SUN)?
Expect to be in the air for a while, as the flight distance from Boston to Hailey is 3,500 kilometres. Put together a playlist of your favourite songs before you leave home to keep yourself entertained during the journey.
Which airlines fly direct from Logan Intl. Airport (BOS) to SUN?
At the moment, no airlines offer flights directly from Logan Intl. Airport to Friedman Memorial Airport (SUN). You’ll have to book a flight with one or more stops. To score the best connections and price, lock in your fare ahead of time.
Are BOS to Friedman Memorial Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from BOS to Friedman Memorial Airport (SUN) can be hit-or-miss. You might be lucky and score a bargain, but then again, you could miss out altogether! If you’d prefer to start your trip planning early on, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines release their prices so far in advance. Our top tip? Check back often as prices are updated frequently.
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