$41 Cheap flights from Boise to Seattle - Tacoma Intl. (BOI to SEA)

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

Amazing BOI to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $102 round trip and $41 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Sep 10 - Tue, Sep 17
BOI
Boise
SEA
Seattle
$102 Roundtrip, found 13 hours ago
$102
Roundtrip
found 13 hours ago
Select Spirit Airlines flight, departing Tue, Sep 10 from Boise to Seattle, returning Tue, Sep 17, priced at $102 found 13 hours ago
Tue, Jun 11 - Wed, Jun 12
BOI
Boise
SEA
Seattle
$106 Roundtrip, found 4 days ago
$106
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Tue, Jun 11 from Boise to Seattle, returning Wed, Jun 12, priced at $106 found 4 days ago
Tue, Sep 10 - Tue, Sep 17
BOI
Boise
SEA
Seattle
$109 Roundtrip, found 13 hours ago
$109
Roundtrip
found 13 hours ago
Select Spirit Airlines flight, departing Tue, Sep 10 from Boise to Seattle, returning Tue, Sep 17, priced at $109 found 13 hours ago
Tue, Jun 18 - Tue, Jun 25
BOI
Boise
SEA
Seattle
$118 Roundtrip, found 3 days ago
$118
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Tue, Jun 18 from Boise to Seattle, returning Tue, Jun 25, priced at $118 found 3 days ago
Thu, May 30 - Wed, Jun 5
BOI
Boise
SEA
Seattle
$121 Roundtrip, found 1 day ago
$121
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Thu, May 30 from Boise to Seattle, returning Wed, Jun 5, priced at $121 found 1 day ago
Tue, Jul 16 - Wed, Jul 17
BOI
Boise
SEA
Seattle
$122 Roundtrip, found 2 hours ago
$122
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Tue, Jul 16 from Boise to Seattle, returning Wed, Jul 17, priced at $122 found 2 hours ago
Tue, Sep 17 - Sat, Sep 28
BOI
Boise
SEA
Seattle
$122 Roundtrip, found 4 days ago
$122
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Tue, Sep 17 from Boise to Seattle, returning Sat, Sep 28, priced at $122 found 4 days ago
Wed, Aug 7 - Wed, Aug 14
BOI
Boise
SEA
Seattle
$129 Roundtrip, found 17 hours ago
$129
Roundtrip
found 17 hours ago
Select Spirit Airlines flight, departing Wed, Aug 7 from Boise to Seattle, returning Wed, Aug 14, priced at $129 found 17 hours ago
Sun, Aug 18 - Tue, Aug 27
BOI
Boise
SEA
Seattle
$129 Roundtrip, just found
$129
Roundtrip
just found
Select Alaska Airlines flight, departing Sun, Aug 18 from Boise to Seattle, returning Tue, Aug 27, priced at $129 just found
Wed, Aug 28 - Wed, Aug 28
BOI
Boise
SEA
Seattle
$131 Roundtrip, found 11 hours ago
$131
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Wed, Aug 28 from Boise to Seattle, returning Wed, Aug 28, priced at $131 found 11 hours ago

Best Seattle - Tacoma Intl. Flight and Hotel Packages

Seattle - Tacoma Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Coast Gateway Hotel

Coast Gateway Hotel

3.5 out of 5
per person
Jul 11 - Jul 13
Roundtrip flight included
Boise (BOI) to Seattle (SEA)
Mediterranean Inn

Mediterranean Inn

3 out of 5
Save 100% on your flight
per person
Jul 11 - Jul 13
Roundtrip flight included
Boise (BOI) to Seattle (SEA)
The Belltown Inn

The Belltown Inn

2.5 out of 5
per person
Jul 11 - Jul 13
Roundtrip flight included
Boise (BOI) to Seattle (SEA)
Hotel Max

Hotel Max

3.5 out of 5
per person
Jul 11 - Jul 13
Roundtrip flight included
Boise (BOI) to Seattle (SEA)
Hyatt At Olive 8

Hyatt At Olive 8

4 out of 5
per person
Jul 11 - Jul 13
Roundtrip flight included
Boise (BOI) to Seattle (SEA)
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Frequently asked questions

Can I catch a flight from Boise Airport to Sea-Tac Airport right now?
For info on any present Sea-Tac Airport travel advice and quarantine requirements, visit our Covid-19 Travel Advisor. Check before you arrange your flight, so you don’t get caught out en route.
Are there direct flights from BOI to Seattle - Tacoma Intl. Airport (SEA)?
Sometimes, a trip is all about the journey; other times, the magic is in the destination. If you’re eager to get to where you’re going fast, multiple airlines operate direct flights from Boise Airport to Sea-Tac Airport, 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 Seattle - Tacoma Intl. Airport (SEA), please visit our Customer Service Portal.
How long is the flight from BOI to Seattle - Tacoma Intl. Airport (SEA)?
You’ll have just enough time to read a few chapters in your latest novel as the journey from Boise Airport (BOI) to SEA takes a short and sweet 1 hour and 44 minutes. You could find yourself left on a cliffhanger!
What is the flight distance from Boise Airport to Seattle - Tacoma Intl. Airport (SEA)?
After taking off from Boise Airport (BOI), you’ll travel 400 mi before landing at Seattle - Tacoma Intl. Airport (SEA). That should give you enough time to finish a few chapters of your book and perhaps even squeeze in a nap.
What airlines fly from Boise Airport to Sea-Tac Airport?
If you need to get to Seattle from Boise, there are several airlines advertising direct flights. One of the most well-known is Alaska Airlines (AS), which offers 321 flights on this route each month. You should also pore through the deals on offer from Delta (DL). This airline operates 182 flights each month on the Boise to Seattle route. Compare the two to find your perfect 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 Southwest 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
Boise
Traveling To
Seattle - Tacoma Intl.
Shortest Flight Time
1 hours 27 mins
Earliest Departure Time
5:31AM MDT
Latest Departure Time
8:40PM MDT
Lowest Flight Price
$102

Route Info

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


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


Airlines & Aircraft Used on BOI to SEA Flight Routes


Airline Carrier
Aircraft
Alaska Airlines
McDonnell Douglas MD83
Delta Air Lines
Airbus A320-100/200

Discover our best flights from Boise BOI to Seattle SEA. 

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 Boise BOI to Seattle SEA at the right price  

Airfares to Seattle SEA from Boise BOI currently cost between $102 and $131. 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 Boise BOI to Seattle SEA 

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 Boise BOI to Seattle SEA on Travelocity starting at $41. Prices and availability subject to change. Additional terms may apply. 

 

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

Get to Seattle faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SEA from BOI to take around 1 hour(s) 27 min(s).  

 

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

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SEA from BOI. 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 Boise BOI to Seattle SEA today 

If you’re flexible about when you travel, September is usually the cheapest month to fly from Boise BOI to Seattle SEA. 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 Seattle SEA from Boise BOI 

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

 

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