Cheap flights from Seattle to Boston - Compare the best flight deals

Prices shown below were available within the past 3 days for the period specified and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Seattle to Boston

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week: 25 Aug - 31 Aug

Flights from just $317

$432

$412

$385

$317

$356

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Currency and cost comparison

TrainLocal, one-way ticket

13%Trains in Boston are 13% cheaper than in Seattle.

Seattle$4.51

Boston$3.93

MealMid-priced restaurant

0%A meal in Boston costs roughly the same as in Seattle.

Seattle$40.97

Boston$40.97

TaxiStandard daytime start rate

0%A taxi in Boston costs roughly the same as in Seattle.

Seattle$4.26

Boston$4.26

CoffeeRegular cappuccino

3%Coffee in Boston is 3% cheaper than in Seattle.

Seattle$9.36

Boston$9.09

Exchange rate

1 NZD = 0.62 USD

1 USD = 1.64 NZD

Last checked on Sun, 13/07

Distance: 4000 kms

Seattle airports

Seattle All Airports (SEA)How far from city centre: 18 kms

Boston airports

Logan International Airport (BOS)How far from city centre: 5 kms

Comprehensive Guide to Flights from Seattle to Boston

Boston, a city steeped in history, culture, and natural beauty, beckons travellers from around the globe. From its iconic landmarks like the Freedom Trail and Fenway Park to its vibrant neighbourhoods and world-class museums, Boston offers a captivating blend of old-world charm and modern vibrancy. Whether you are drawn to its rich heritage, scenic landscapes, or lively atmosphere, Boston promises an unforgettable experience. The fastest way to reach this historic city from Seattle is via a direct flight, typically lasting around 5-6 hours. However, this duration may vary based on weather conditions, air traffic, and the specific aircraft type.

Several major airlines, such as Delta and Alaska Airlines, offer direct flights between Seattle-Boston, often multiple times daily. While direct flights are the most convenient, travellers might occasionally find more cost-effective options involving one or two layovers. Alternative flight paths could include stopovers in major hubs like Chicago, Denver or Atlanta, potentially increasing travel time significantly, but potentially offering cheaper fares. Budget-conscious travellers might find the ideal months to fly to Boston are during the shoulder seasons - April-May and September-November - and booking in advance usually secures the best deals.

Peak travel seasons in Boston are usually the summer months (June to August) and around major holidays. You'll find the city bustling with tourists, and accommodation prices might be higher. Conversely, December to March is typically the quieter period, with potentially cheaper airfares and fewer crowds. To navigate the best deals, it's recommended to book flights a few months ahead, particularly if travelling during peak seasons. Seasonal airfare trends show that prices tend to be lower during the off-season and higher during periods of peak demand. Booking in advance helps you secure better flight deals and accommodation options.

Best time to fly to Boston

Boston experiences four distinct seasons. Summers (June to August) are warm, with average highs in the low-to-mid 20s°C and humidity can be high. Winters (December to February) are cold, with average lows around 0°C and occasional snowfalls. Spring (March to May) and autumn (September to November) provide milder temperatures, making them ideal for exploring the city on foot. Spring brings blossoming flowers while autumn displays vibrant foliage. During transitional seasons (spring and autumn), expect comfortable temperatures ranging from 10°C to 18°C, with moderate precipitation.

Seattle airports

Seattle has two main commercial airports currently operating: Seattle-Tacoma International Airport (SEA) and Boeing Field (BFI). SEA is the larger, major airport, serving both domestic and international flights.

Seattle-Tacoma International Airport (SEA)

Opened in 1944, SEA is a large and modern international airport, serving numerous domestic and international airlines and a vast number of passengers. It has multiple terminals and is equipped with a wide range of facilities and services.

Boeing Field (BFI)

Boeing Field, mainly serving smaller airlines and general aviation, is a smaller airport compared to SEA. It has a rich history tied to the aerospace industry and offers a different travel experience.

Main airlines for this route

Delta Air Lines
Alaska Airlines
United Airlines

Boston airports

The Boston area is served by several airports, with Logan International Airport (BOS) being the primary hub. Other airports in the region include Manchester-Boston Regional Airport (MHT) and smaller airports.

Logan International Airport (BOS)

Located just east of the city centre, Logan International Airport is one of the busiest airports in the USA. It has four terminals, offering connections to a wide array of destinations. To reach the city centre from Logan, you can use the subway's Blue Line, taxis, ride-sharing services, or a private car.

Manchester-Boston Regional Airport (MHT)

Situated approximately an hour's drive north of Boston, Manchester-Boston Regional Airport serves as a secondary airport for the region. Public transport links are available to Boston, as well as taxi and car services.

What to do and see in Boston

Boston, a city brimming with historical significance and cultural attractions, offers a diverse range of experiences for visitors.

Freedom Trail: Walk the historic Freedom Trail, which passes by 16 significant landmarks of the American Revolution, including Boston Common, Paul Revere's House, and the Old North Church.
Museum of Fine Arts: Explore the vast collection of art from around the world at the Museum of Fine Arts, showcasing masterpieces from various eras and cultures.
Fenway Park Tour: Take a tour of the iconic Fenway Park, home to the Boston Red Sox, and experience the history and atmosphere of this legendary baseball stadium.

Frequently asked questions about flights from Seattle to Boston

Is it safe to travel from Seattle to Boston during the Covid-19 situation?

At eDreams we do our best to ensure that your travel plans won't be affected by restrictions or possible cancellations that United States may apply. Using the flexible ticket gurantee you can decide if you rather rebook or get a refund!

For flights from Seattle to Boston, how can I find the cheapest price?

The cheapest price for a flight from Seattle to Boston is 169$. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.

Is Boston more expensive than Seattle to visit?

Comparing transport prices, a cab ride in Boston costs an average of 4.26 NZD, the same as in Seattle,

while train tickets cost 13% less at Boston: $ 3.93 NZD versus $ 4.51 NZD at Seattle.

Contrasting the price of a meal, they round 40.97 NZD in both Boston and Seattle.

The price of the coffee is around 3% cheaper in Boston, with an average of 9.09 NZD, while in Seattle the coffee costs 9.36 NZD.

How long does the flight from Seattle to Boston take?

Flight length from Seattle to Boston is around 05:21 hours on average, at an average distance of 4,005 km, for flights for the route (which may have 1 or more stops in other cities in between).

How is the weather in Boston compared to Seattle?

While in Seattle the temperatures can reach an average of 31.31 ºC in summer, with precipitation levels up to 9 mm ,Boston's temperatures can go up to 32.68 ºC during the hot season, with 12 mm average of rain rate . In winter, however, weather indicators show around -13.69 ºC in Boston, compared to the -3.71 ºC average degrees reported in Seattle. During the winter period, Seattle can register 12 mm precipitation, while Boston have an average of 6 mm rain level.

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