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Cheap Flights to Southern Idaho , ID from CA $262

View CA $262 flight on Fri, Aug 7, 2026Opens in a new window

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How much is the cheapest flight to Southern Idaho?

Prices were available within the past 7 days and start at CA $262 for one-way flights and CA $434 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Aug 25 - Sat, Aug 29
YYZ
Toronto
BOI
Boise
CA $442 Roundtrip, found 5 days ago
CA $442
Roundtrip
found 5 days ago
Select United flight, departing Tue, Aug 25 from Toronto to Boise, returning Sat, Aug 29, priced at CA $442 found 5 days ago
Delta
Mon, Jul 13 - Fri, Jul 17
YYZ
Toronto
BOI
Boise
CA $442 Roundtrip, found 18 hours ago
CA $442
Roundtrip
found 18 hours ago
Select Delta flight, departing Mon, Jul 13 from Toronto to Boise, returning Fri, Jul 17, priced at CA $442 found 18 hours ago
American Airlines
Tue, Aug 25 - Sat, Aug 29
YYZ
Toronto
BOI
Boise
CA $481 Roundtrip, found 5 days ago
CA $481
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Aug 25 from Toronto to Boise, returning Sat, Aug 29, priced at CA $481 found 5 days ago
Alaska Airlines
Thu, Apr 8 - Thu, Apr 22
YEG
Edmonton
BOI
Boise
CA $517 Roundtrip, found 6 days ago
CA $517
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Apr 8 from Edmonton to Boise, returning Thu, Apr 22, priced at CA $517 found 6 days ago
Air Canada
Sat, Aug 22 - Fri, Aug 28
YYZ
Toronto
BOI
Boise
CA $526 Roundtrip, found 5 days ago
CA $526
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Aug 22 from Toronto to Boise, returning Fri, Aug 28, priced at CA $526 found 5 days ago

Alternative airports

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Jackson Hole Airport JAC. Cheapest option available. Flights from CA $767
JAC
Jackson Hole Airport
Cheapest
Flights from CA $767

Frequently asked questions

How do I find cheap flights to Southern Idaho that have flexible change policies?
We understand that plans can change in a flash, so booking a flexible airfare with Expedia is always a smart move. Just check the "No change fee" box directly under the "Flexible change policies" filter. Your low-cost, flexible flight to Southern Idaho is only a few clicks away.
Which airlines fly to Southern Idaho?
Grab a seat with one of these airlines and the lively region of Southern Idaho will be all yours to discover:

  • Alaska Airlines - 810 flights to or near Southern Idaho each month, including 810 flights to Boise Airport (BOI) per month.
  • Delta - 442 flights to or near Southern Idaho each month, including 442 flights to Boise Airport (BOI) per month.
  • Southwest Airlines - 398 flights to or near Southern Idaho each month, including 398 flights to Boise Airport (BOI) per month.

How can I find cheap tickets to Southern Idaho?
You'll always find a terrific deal with Expedia, but our "flexible dates" search function makes it even easier. Enter your preferred flight date, then tick the flexible dates box above to see prices for nearby days. CA $434 was the cheapest price for a flight to Southern Idaho in the last seven days.
How much is a flight to Southern Idaho?
The cost of a round-trip journey to Southern Idaho in the last seven days varied between CA $434 and CA $526. If you were flying one way from Toronto (YYZ), you could have nabbed a great deal from only CA $262.
What are the most popular airports to fly into in Southern Idaho?
Start organizing your Southern Idaho getaway by securing a seat on one of the 2,232 flights every month to Boise Airport (BOI). This is the region's main point of entry.
When is the cheapest time to fly to Southern Idaho?
Fly out on a Tuesday to increase your chances of getting the cheapest deal to Southern Idaho. Mondays are usually the second most affordable day to take off. Saturday is normally the costliest day to fly anywhere.
How much is a plane ticket to Southern Idaho?
In the last seven days, airfares to Southern Idaho cost between CA $434 and CA $526. Prices depend on multiple things, particularly the departure time, carrier, cabin class and how early the fare is booked.
What are the best things to do in Southern Idaho?

  • Filled with energy and cultural allure, Boise is the perfect place to begin your Southern Idaho experience. Pay a visit to big-name attractions like Boise State University, hit up the stores or eat and drink your way around some of this destination's fantastic bars and restaurants. It's up to you!
  • When you're deciding what to do on your trip, keep in mind that Boise has a Mediterranean climate. It's a smart idea to check the weather conditions before you leave so you know what to expect.
  • Be sure to make Star the next place you go to. It's 24 kilometres to the west of Boise and home to Helina Marie's Wine Shop, one of the destination's top tourist sights.

What is the best time to go to Southern Idaho?
There's never a bad time to see Boise, Southern Idaho's most populous city, but May, June and July are when it's at its busiest. Summer starts June 51 kg the States and is an ideal time to go if you love the outdoors. Temperatures normally range from 15ºC to 28ºC during this season.
What months are the cheapest to book a flight to Southern Idaho?
To bag a fabulous deal to Southern Idaho, book during February when the price of fares are at their cheapest. When do tickets cost the most? In the U.S, it's the month of December.

Book with confidence

Expedia.ca gives you the best tools to secure great deals on flights to Southern Idaho. Use our easy and convenient booking engine to browse nonstop flights and convenient departure points every day of the year. Search airfares from the top airlines to book your perfect flight to Southern Idaho. Whatever your travel needs, you can always rely on Expedia.ca to help you find cheap flights to Southern Idaho.

Using our booking engine is simple - just type in your points of travel and preferred dates and Expedia.ca does the rest! If your travel times are flexible, you can find even better bargains by adjusting your flight dates. Browse connecting flights to increase your chances of finding even lower fares. Thanks to Expedia's Best Price Guarantee, you can book your Southern Idaho flights with full confidence knowing that you've found the best deal online.

Expedia.ca makes the booking process easy and stress-free by offering support along the entire way. Our friendly staff is available 24 hours a day to provide assistance and help you book your ticket. Call us toll-free at 1-888-397-3342 to answer any questions that you may have about your trip to Southern Idaho.

Looking to save even more? Get additional savings by bundling your Southern Idaho flight with a hotel and/or car rental to create a bargain travel package. Early birds can discover terrific savings by booking in advance while last minute travelers can enjoy great last minute deals. With Expedia.ca, there's no shortage of options to save even more on your Southern Idaho trip!

Travel information

Destination airport
Boise
Destination airport IATA code
BOI
Destination city name
Boise
Roundtrip price
CA $434

Trending flights to Southern Idaho

Prices were available within the past 7 days and start at CA $262 for one-way flights and CA $434 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Aug 25 - Tue, Aug 25
YYZ
Toronto
BOI
Boise
CA $434 Roundtrip, found 3 days ago
CA $434
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug 25 from Toronto to Boise, returning Tue, Aug 25, priced at CA $434 found 3 days ago

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