Search & Compare - Boston to Seattle Flights & Tickets

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Cheap flights from Boston to Seattle (BOS to SEA)

Looking for a cheap last-minute deal or the best round-trip flight from Boston to Seattle? Find the biggest savings on one-way and round-trip tickets right here.

Recent airfare deals on Boston to Seattle

Spirit Airlines  NK
Spirit Airlines
Boston
2023-11-21
Seattle
USD 80

One-way NK Economy fare found on 2023-11-07
Spirit Airlines  NK
Spirit Airlines
Boston
2023-11-21
Seattle
USD 80

One-way NK Economy fare found on 2023-11-07
Spirit Airlines  NK
Spirit Airlines
Boston
2023-11-21
Seattle
USD 80

One-way NK Economy fare found on 2023-11-07
Spirit Airlines  NK
Spirit Airlines
Boston
2023-11-21
Seattle
USD 81

One-way NK Economy fare found on 2023-11-07
Spirit Airlines  NK
Spirit Airlines
Boston
2023-11-21
Seattle
USD 81

One-way NK Economy fare found on 2023-11-07
Spirit Airlines  NK
Spirit Airlines
Boston
2023-11-21
Seattle
USD 81

One-way NK Economy fare found on 2023-11-07
Spirit Airlines  NK
Spirit Airlines
Boston
2023-11-30
Seattle
USD 81

One-way NK Economy fare found on 2023-10-27
Spirit Airlines  NK
Spirit Airlines
Boston
2023-11-30
Seattle
USD 81

One-way NK Economy fare found on 2023-10-27
Spirit Airlines  NK
Spirit Airlines
Boston
2024-06-29
Seattle
USD 81

One-way NK Economy fare found on 2024-02-06
Spirit Airlines  NK
Spirit Airlines
Boston
2024-06-29
Seattle
USD 81

One-way NK Economy fare found on 2024-02-06


*Prices are per person and are for e-tickets and include all taxes & fees in USD.
*Fareleaders always attempts to get accurate pricing, however, prices are not guaranteed.
*Fareleaders is not seller, we aggregate tones of data for you from other online travel agencies and external sources.

Facts to know while booking flights from Boston to Seattle

What are the airports in Boston?
BOS
What’s the most popular airline flying from BOS to SEA?
The most popular airline flying from Boston to Seattle are JetBlue Airways, Sun Country Airlines, Spirit Airlines, Alaska Airlines, Delta Airlines
Can I fly from BOS to SEA non-stop?
Yes, you can fly BOS to SEA non-stop on JetBlue Airways, Alaska Airlines, Delta Airlines
Which airlines fly nonstop between Boston and Seattle?
The non-stop flights between Boston and Seattle are JetBlue Airways, Alaska Airlines, Delta Airlines.
What’s the earliest departure time from BOS to SEA Airport?
The earliest flight leaves BOS at 5:55 am and lands in SEA - Seattle Tacoma International
What are the airports in Seattle?
SEA
Can I make changes to my Boston to Seattle flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from BOS to SEA?
Read the fare rules of the Boston to Seattle air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Boston and Seattle?
NULL, NULL, NULL, Oneworld, SkyTeam operate flights between Boston and Seattle
How long does a flight from Boston to Seattle take?
It takes approximately 6 hour to fly non-stop from BOS to SEA, which is 2495.68 miles by air.
Which airlines provide the cheapest flights from Boston (BOS) to Seattle (SEA) ?
In the past couple of days, the cheapest tickets to SEA from BOS were found on Spirit Airlines : USD 80
Do I need a passport to fly between BOS and SEA?
No
What’s the latest departure time from BOS to SEA ?
The last flight leaves BOS at 9:28 pm

Flights from Boston to Seattle

Origin AirportLogan International, Boston, US
Destination AirportSeattle Tacoma International , Seattle, US
Served by AirlinesJetBlue Airways, Sun Country Airlines, Spirit Airlines, Alaska Airlines, Delta Airlines
Lowest PriceSpirit Airlines : USD 80
Distance2496 miles

Airlines Flying from Logan International

Popular Routes

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