Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Boston to Seattle. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
The cost of a one-way flight from Boston to Seattle ranges from $122 (June 2026) to $190 (July 2026). On average, the ticket price is about $156–$190.
A non-stop flight is the most convenient and comfortable way to fly from Boston to Seattle, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
The cheapest one-way flight from Boston to Seattle departs on 06/18/2026, is operated by JetBlue Airways and costs $122
The cheapest roundtrip flight from Boston to Seattle departs on 06/30/2026, is operated by Alaska Airlines and costs $265
Fastest flight from Boston to Seattle takes 6h 15m
There are direct flights on this route 6 days a week: Su, Mo, Tu, We, Th, and Fr
The distance between Boston and Seattle is 3999km (2479 miles). There are 3 direct flights from Boston to Seattle. The time difference between Boston and Seattle is 3h. Flights from Boston begin at 7:15 AM. The latest flight from Boston departs at 6:10 PM
More than 4 airlines operate flights from Boston to Seattle, including Alaska Airlines, JetBlue Airways, United Airlines, and American Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $122, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.
starting at $269
starting at $122
starting at $153
starting at $190
Boston — Seattle
06/07/2026
Departure
Direct flight
AS537
starting at $363
Boston — Seattle
06/08/2026
Departure
Direct flight
B6397
starting at $224
Boston — Seattle
06/18/2026
Departure
Direct flight
AS459
starting at $454
Boston — Seattle
06/29/2026
Departure
Direct flight
B6197
starting at $294
Boston — Seattle
06/30/2026
Departure
Direct flight
B6197
starting at $368
Boston — Seattle
06/12/2026
Departure
Direct flight
AS459
starting at $535
Boston — Seattle
07/29/2026
Departure
Direct flight
AS459
starting at $269
There are most likely no direct flights on the Boston — Seattle route
Boston, a bustling city in the United States, offers travelers a choice of three airports for their departures. Each airport has its own benefits and downsides, catering to different needs of passengers. Firstly, Logan International Airport, located in East Boston, is a major hub for both domestic and international flights. With numerous prestigious airlines operating here, passengers can expect a wide range of flight options. However, the convenience comes at a higher cost, as Logan tends to have higher ticket prices compared to the other airports. Travelers can reach the airport easily by public transportation, but it may take some time due to traffic congestion during peak hours. Secondly, Manchester-Boston Regional Airport, nestled in Manchester, New Hampshire, offers an alternative for those seeking cheaper airfares. Passengers can save money by considering flights from this airport, although it is further away from downtown Boston. Travelers should factor in extra travel time and consider transportation options such as rental cars or shuttles to reach Manchester-Boston Regional Airport. Lastly, T.F. Green Airport, located in Warwick, Rhode Island, serves as another option for travelers departing from Boston. With a range of airlines operating here, passengers can find competitive fares. The airport provides a more relaxed and less crowded atmosphere compared to Logan International Airport. However, it is important to consider the additional time and cost required to travel to T.F. Green Airport, which is around an hour's drive from downtown Boston. When departing from Boston, choosing the right airport depends on various factors such as budget, flight options, and convenience. Logan International Airport is a prestigious hub with a wide selection of flights, while Manchester-Boston Regional Airport and T.F. Green Airport offer more economical options. Consider your priorities and plan accordingly for a smooth departure from Boston. Book your air tickets now through our website for a hassle-free and affordable travel experience.
The cheapest flight ticket from Boston to Seattle according to data for the last 48 hours costs $122
Often the best time to buy tickets from Boston to Seattle is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Boston to Seattle can be found flying in these months: June, July.
The fastest flights from Boston to Seattle start from 6 hours 15 minutes in the air.
The following airlines operate direct flights on the route Boston — Seattle: Alaska Airlines, JetBlue Airways
We couldn't find any special offers for flights from Boston to Seattle