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£113 Cheap Flights from Salt Lake City (SLC) to Boise (BOI)

View £113 flight on Tue, 25 Aug 2026Opens in a new window

Popular airlines from Salt Lake City International Airport (SLC) to Boise Airport (BOI)

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Cheap Flights from Salt Lake City (SLC) to Boise (BOI)

Prices were available within the past 7 days and start at £113 for one-way flights and £278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£278 Return, found 6 days ago
£278
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £278 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£282 Return, found 6 days ago
£282
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £282 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£289 Return, found 6 days ago
£289
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £289 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£293 Return, found 6 days ago
£293
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £293 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£304 Return, found 6 days ago
£304
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £304 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£305 Return, found 6 days ago
£305
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £305 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£308 Return, found 6 days ago
£308
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £308 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£312 Return, found 6 days ago
£312
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £312 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£316 Return, found 6 days ago
£316
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £316 found 6 days ago
Alaska Airlines
Wed, 19 Aug - Wed, 26 Aug
SLC
Salt Lake City
BOI
Boise
£317 Return, found 6 days ago
£317
Return
found 6 days ago
Select Alaska Airlines flight, departing Wed, 19 Aug from Salt Lake City to Boise, returning Wed, 26 Aug, priced at £317 found 6 days ago

Frequently asked questions

How much does a flight from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) cost?
You can find one-way and return flights from SLC to BOI with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when SLC to BOI ticket fares go up or down.
What is the cheapest month to fly from Salt Lake City, UT (SLC) to Boise, ID (BOI)?
The cheapest months to fly from Salt Lake City, UT (SLC) to Boise, ID (BOI) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI)?
Only one airline offers direct flights from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI). Delta operates 35 direct flights from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) every week.
How do I find cheap flights from Salt Lake City, UT (SLC) to Boise, ID (BOI)?
To find a cheap flight from Salt Lake City, UT (SLC) to Boise, ID (BOI), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI)?
The best time to fly from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) is typically September or October. These months offer a great balance, with average return flight prices around £276.
What is the earliest flight from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from SLC to BOI. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI)?
A non-stop flight from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) typically takes around 1 hour 18 minutes. This route covers a distance of approximately 467 kilometres (290 miles). If you opt for a flight with one stop, your journey will usually take longer, averaging around 5 hours. Flights with two or more stops will extend your travel time even further, typically to about 10 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some flexibility in your travel plans.
Can you fly business or first class from Salt Lake City, UT (SLC) to Boise, ID (BOI)?
Select the "Business class" and "First class" filters when looking for Salt Lake City, UT (SLC) to Boise, ID (BOI) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) flight with Expedia?
It's easy to earn miles on a Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) at the last minute?
Typically, booking a last minute flight from Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) flight and hotel package?
Securing a Salt Lake City, UT (SLC-Salt Lake City Intl.) to Boise, ID (BOI) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Salt Lake City, UT (SLC) to Boise, ID (BOI)?
If you booked your Salt Lake City, UT (SLC) to Boise, ID (BOI) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, 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.

Travel information

Origin airport
Salt Lake City Intl.
Destination airport
Boise
Return price
£278
Distance
463 km
Average flight time
1 hour 14 mins

Book with confidence

Compare flights from Salt Lake City to Boise easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Salt Lake City to Boise. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Boise in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Salt Lake City Intl. to Boise.  

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 Salt Lake City Intl. (SLC) to Boise (BOI)

The easiest way to view the best deals on flights from Salt Lake City to Boise 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 Salt Lake City Intl. to Boise start at just £278 and range up to £317.  

To find an even better deal, try  

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

Why you should book your Salt Lake City to Boise flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Salt Lake City Intl. to Boise 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.  

Compare flights from Salt Lake City to Boise easily and book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.