Good to know - Cheap tickets Boston — Seattle
| Cheapest flight found | $98 |
|---|---|
| Minimal flight time | 6h 28m |
| Flight distance | 4001 km |
| Most popular airline | Alaska Airlines |
Airfare Boston – Seattle by month
Here you can find out in what months how much a ticket Boston – Seattle costs to buy cheap plane tickets.
| Month | One-way | Round-trip |
|---|---|---|
| September 2026 | ||
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Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.
Schedule of direct flights Boston — Seattle
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 07:00 | 10:34 | daily | AS459 | Alaska Airlines | 6h 34m | Logan International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:00 | 10:33 | wed, fri | AS459 | Alaska Airlines | 6h 33m | Logan International Airport — Seattle-Tacoma International Airport | Select dates |
| 07:15 | 10:45 | daily | DL384 | Delta Air Lines | 6h 30m | Logan International Airport — Seattle-Tacoma International Airport | Select dates |
| 09:02 | 12:35 | daily | AS537 | Alaska Airlines | 6h 33m | Logan International Airport — Seattle-Tacoma International Airport | Select dates |
| 18:24 | 22:00 | daily | AS299 | Alaska Airlines | 6h 36m | Logan International Airport — Seattle-Tacoma International Airport | Select dates |
| 18:57 | 22:25 | thu | DL324 | Delta Air Lines | 6h 28m | Logan International Airport — Seattle-Tacoma International Airport | Select dates |
Popular airlines flying Boston — Seattle
Flight Boston – Seattle is served by 29 airlines. 2 airlines operate direct flights.
Airlines with direct flights
Other airlines flying with transfers
Sales of tickets from Boston to Seattle in the last 48 hours
Dynamics airfare Boston — Seattle by month for the last year
according to LowCost.Club for the last year
The airfare depends on the departure date. Our chart shows the low season prices on route Boston — Seattle
The graph shows that booking flights Boston — Seattle is best planned for March and flights Boston — Seattle — Boston in the month of December.
Flights Boston — Seattle
The selection of cheap flights Boston — Seattle
Here you can find and purchase the cheapest flights Boston — Seattle from $98 and Boston — Seattle — Boston from $100.
The price of the flight Boston — Seattle (United States) — Boston from $100 (round-trip).
The average price of the flight Boston — Seattle (United States) — Boston $376 (round-trip).
- Departure city: Boston
- IATA code of the city of origin: BOS
- Departure airports: Pease Air Force Base, Logan International Airport, Boston City Heliport
- Departure country: United States
- Destination city: Seattle
- IATA code of the destination city: SEA
- Destination airports: Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport
- Destination country: United States
Low cost flights Boston — Seattle (BOS — SEA)
The distance between Boston and Seattle 2486 miles (or 4001 kilometres).
The time difference between Boston and Seattle is 3 h.
Minimal flight time from Boston to Seattle 6h 28m.
LowCostClub always do a comparison of airfares Boston — Seattle with several airlines (include Alaska Airlines, Delta Air Lines). They will always give you all available options so you can find the cheapest flight to Seattle. In addition, you can choose the platform where you want to place your orders. There are also special offers for air tickets Boston — Seattle. Last week, for instance, the cheapest round-trip prices stood at $100 while the cheapest one-way price that was available within the last week cost $98
Routes from nearby cities to Seattle
A flight from a neighbouring city can help you save money on plane tickets.
The most frequent flight to Seattle is from Manchester. The cheapest airfare can be purchased with a flight from Worcester from $133. The nearest airports from Boston with a flight to Seattle are in Lebanon.
Popular International routes from Boston
Popular routes from Seattle
If you are going to fly from Seattle, then study the popular flights. The most popular flights from Seattle:
Popular domestic routes from Boston
FAQ about Boston — Seattle
Are there any direct flights Boston — Seattle?
Yes, they do: AS459, DL384, AS537, AS299, DL324
Can we fly from Boston to Seattle?
Yes, you can fly from Boston to Seattle. Boston has 3 airports (Pease Air Force Base, Logan International Airport, Boston City Heliport) for flights. Alaska Airlines, Delta Air Lines depart from Boston on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through ABX Air, Aer Lingus, Aeromexico, Air Canada, Air France, American Airlines, Atlas Air, Boutique Air, Breeze Airways, British Airways, Emirates, FedEx Feeder, Frontier (America's Green Airline Livery), Hainan Airlines, Hawaiian Airlines, Icelandair, Japan Airlines, Jet Linx Aviation, Korean Air, Lufthansa, NetJets, Qatar Airways, SkyWest Charter, Southwest Airlines, Tradewind Aviation, Turkish Airlines, United Express, UPS, Virgin Atlantic.
How long does it take to fly from Boston to Seattle?
A direct flight lasts an average of 6h 28m, during which time the aircraft covers a distance of 4001 km.
How much do flights Boston — Seattle cost?
The price of flights Boston — Seattle starts from $98.
What days does the plane fly Boston — Seattle?
Planes fly Boston — Seattle 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun
What airports are there in Boston and Seattle?
In Boston — Pease Air Force Base, Logan International Airport, Boston City Heliport. In Seattle — Boeing Field International Airport, Kenmore Air Harbor SPB, Seattle-Tacoma International Airport.
What flights are currently flying from Boston to Seattle?
The following flights fly between Boston and Seattle: AS459, AS459, DL384, AS537, AS299, DL324
What month is the cheapest to fly from Boston to Seattle?
High season is considered to be July and the cheapest month is March. Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Boston — Seattle flight deals.
Which airlines direct fly from Boston to Seattle?
The following airlines have direct flights Boston — Seattle: Alaska Airlines, Delta Air Lines.
Which airlines fly from Boston to Seattle?
All the following airlines flights Boston — Seattle: ABX Air, Aer Lingus, Aeromexico, Air Canada, Air France, Alaska Airlines, American Airlines, Atlas Air, Boutique Air, Breeze Airways, British Airways, Delta Air Lines, Emirates, FedEx Feeder, Frontier (America's Green Airline Livery), Hainan Airlines, Hawaiian Airlines, Icelandair, Japan Airlines, Jet Linx Aviation, Korean Air, Lufthansa, NetJets, Qatar Airways, SkyWest Charter, Southwest Airlines, Tradewind Aviation, Turkish Airlines, United Express, UPS, Virgin Atlantic.