$39 Cheap flights from Seattle - Tacoma Intl. to Boise (SEA to BOI)

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Find The Best Dates To Fly from Seattle - Tacoma Intl. to Boise

Amazing SEA to BOI Flight Deals

The cheapest flights to Boise found within the past 7 days were $72 round trip and $39 one way. Prices and availability subject to change. Additional terms may apply.

Mon, Mar 10 - Mon, Mar 10
SEA
Seattle
BOI
Boise
$72 Roundtrip, found 1 day ago
$72
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Mar 10 from Seattle to Boise, returning Mon, Mar 10, priced at $72 found 1 day ago
Thu, Jan 2 - Wed, Jan 8
SEA
Seattle
BOI
Boise
$77 Roundtrip, just found
$77
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Jan 2 from Seattle to Boise, returning Wed, Jan 8, priced at $77 just found
Sat, Dec 14 - Mon, Dec 16
SEA
Seattle
BOI
Boise
$77 Roundtrip, found 4 hours ago
$77
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Dec 14 from Seattle to Boise, returning Mon, Dec 16, priced at $77 found 4 hours ago
Sat, Jan 18 - Sat, Jan 25
SEA
Seattle
BOI
Boise
$97 Roundtrip, found 6 days ago
$97
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Jan 18 from Seattle to Boise, returning Sat, Jan 25, priced at $97 found 6 days ago
Tue, Dec 31 - Tue, Jan 7
SEA
Seattle
BOI
Boise
$97 Roundtrip, found 6 days ago
$97
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Dec 31 from Seattle to Boise, returning Tue, Jan 7, priced at $97 found 6 days ago
Wed, Jan 8 - Wed, Feb 12
SEA
Seattle
BOI
Boise
$99 Roundtrip, found 14 hours ago
$99
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Wed, Jan 8 from Seattle to Boise, returning Wed, Feb 12, priced at $99 found 14 hours ago
Thu, Dec 12 - Sat, Jan 11
SEA
Seattle
BOI
Boise
$100 Roundtrip, found 1 day ago
$100
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Thu, Dec 12 from Seattle to Boise, returning Sat, Jan 11, priced at $100 found 1 day ago
Tue, Jan 7 - Tue, Jan 7
SEA
Seattle
BOI
Boise
$101 Roundtrip, found 8 hours ago
$101
Roundtrip
found 8 hours ago
Select Alaska Airlines flight, departing Tue, Jan 7 from Seattle to Boise, returning Tue, Jan 7, priced at $101 found 8 hours ago
Thu, Jan 2 - Wed, Jan 8
SEA
Seattle
BOI
Boise
$107 Roundtrip, just found
$107
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Jan 2 from Seattle to Boise, returning Wed, Jan 8, priced at $107 just found
Sat, Mar 8 - Mon, Mar 10
SEA
Seattle
BOI
Boise
$107 Roundtrip, found 16 hours ago
$107
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Sat, Mar 8 from Seattle to Boise, returning Mon, Mar 10, priced at $107 found 16 hours ago

Best Boise Flight and Hotel Packages

Boise flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Kasa at Cortland on The River Boise

Kasa at Cortland on The River Boise

4 out of 5
Save 100% on your flight
per person
Jan 5 - Jan 10
found 7 hours ago
Roundtrip flight included
Seattle (SEA) to Boise (BOI)
The Avery Hotel

The Avery Hotel

3 out of 5
Save 100% on your flight
per person
Jan 5 - Jan 10
found 7 hours ago
Roundtrip flight included
Seattle (SEA) to Boise (BOI)
Hotel Renegade

Hotel Renegade

3.5 out of 5
Save 100% on your flight
per person
Jan 5 - Jan 10
found 7 hours ago
Roundtrip flight included
Seattle (SEA) to Boise (BOI)
Holiday Inn Boise Airport, an IHG Hotel

Holiday Inn Boise Airport, an IHG Hotel

3 out of 5
Save 100% on your flight
per person
Jan 5 - Jan 10
found 7 hours ago
Roundtrip flight included
Seattle (SEA) to Boise (BOI)
The SPARROW

The SPARROW

2 out of 5
Save 100% on your flight
per person
Jan 5 - Jan 10
found 7 hours ago
Roundtrip flight included
Seattle (SEA) to Boise (BOI)
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Frequently asked questions

Can I catch a flight from SEA to BOI right now?
Make sure you visit our Covid-19 Travel Advisor to discover if there are any present travel advice reports or quarantine requirements in place in BOI when flying in from SEA.
Are there direct flights from Seattle - Tacoma Intl. Airport (SEA) to BOI?
Your next great adventure is on the opposite side of a single flight. You can jet direct from Seattle - Tacoma Intl. Airport (SEA) to Boise Airport (BOI) with multiple airlines, including Alaska Airlines and Delta.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to BOI, please visit our Customer Service Portal.
How long is the flight from Sea-Tac Airport to Boise Airport?
On average, traveling from Sea-Tac Airport to Boise Airport (BOI) takes just 1 hour and 26 minutes in total. Use the short flight to rest your eyelids for a while or listen to a podcast before the next step of your trip begins.
What is the flight distance from SEA to Boise Airport?
After taking off from Seattle - Tacoma Intl. Airport (SEA), you’ll travel 400 mi before arriving at BOI. That should give you enough time to finish a couple of chapters of your book or perhaps even squeeze in a short power nap.
What airlines fly from SEA to Boise Airport (BOI)?
There are a number of airlines that have direct flights from SEA to Boise Airport. Alaska Airlines (AS) is one of the most well-known, operating at least 317 flights each month. It’s a good idea to also look up the deals available through Delta (DL). Another popular airline, it operates 182 flights monthly on the Seattle to Boise route. Be sure to compare the two airlines to walk away with the best fare.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Alaska Airlines, Delta or United Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Seattle - Tacoma Intl.
Traveling To
Boise
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$72

Route Info

Flight path for flights from Seattle-Tacoma International Airport to Boise Air Terminal (Gowen Field)


Origin:
SEA - Seattle-Tacoma International Airport
Destination:
BOI - Boise Air Terminal (Gowen Field)
Distance:
400.00 miles


Airlines & Aircraft Used on SEA to BOI Flight Routes


Airline Carrier
Aircraft
Alaska Airlines
Canadair Regional Jet 700
Delta Air Lines
Boeing 777-300ER

Discover our best flights from Seattle SEA to Boise BOI. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Seattle SEA to Boise BOI at the right price  

Airfares to Boise BOI from Seattle SEA currently cost between $72 and $110. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Seattle SEA to Boise BOI 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Seattle SEA to Boise BOI on Travelocity starting at $39. Prices and availability subject to change. Additional terms may apply. 

 

Get to Boise BOI from Seattle SEA quicker with direct flights. 

Get to Boise faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to BOI from SEA to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Seattle SEA to Boise BOI

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to BOI from SEA. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Seattle SEA to Boise BOI today 

If you’re flexible about when you travel, March is usually the cheapest month to fly from Seattle SEA to Boise BOI. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Boise BOI from Seattle SEA 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to BOI from SEA have this option.  

 

Travel with confidence when you book flights to Boise BOI from Seattle SEA with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.