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$119+ Cheap flights from Massachusetts to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SEA
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Massachusetts to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Massachusetts (USMA) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Massachusetts to Seattle

Cheapest flights from Massachusetts to Seattle
Explore the most affordable flight options available from Massachusetts to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/77:00 amBOS - SEA
Nonstop6h 37mAlaska Airlines
Fri 12/133:40 pmSEA - BOS
Nonstop5h 19mAlaska Airlines
Deal found 11/20$194
This JetBlue deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/287:00 amBOS - SEA
Nonstop6h 25mJetBlue
Thu 12/511:05 amSEA - BOS
Nonstop5h 10mJetBlue
Deal found 11/21$196
This Delta deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/76:40 pmBOS - SEA
Nonstop6h 35mDelta
Thu 12/127:35 amSEA - BOS
Nonstop5h 30mDelta
Deal found 11/21$197
This American Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/76:15 amBOS - SEA
1 stop10h 53mAmerican Airlines
Thu 12/125:45 pmSEA - BOS
1 stop8h 46mAmerican Airlines
Deal found 11/21$216
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/115:00 amBOS - SEA
3 stops33h 55mMultiple Airlines
Sun 12/156:26 pmSEA - BOS
1 stop13h 25mMultiple Airlines
Deal found 11/20$240
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/115:00 amBOS - SEA
3 stops33h 55mSpirit Airlines
Mon 12/1612:50 pmSEA - BOS
3 stops23h 06mSpirit Airlines
Deal found 11/20$241
This Kissandfly.com deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/77:25 amBOS - SEA
1 stop10h 48mSun Country Air
Fri 12/136:39 pmSEA - BOS
1 stop13h 02mSun Country Air
Deal found 11/21$244
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/167:18 amBOS - SEA
1 stop9h 39mUnited Airlines
Thu 1/211:51 pmSEA - BOS
1 stop9h 55mUnited Airlines
Deal found 11/19$261
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/125:40 amALB - SEA
1 stop12h 33mAmerican Airlines
Sun 12/1512:15 amSEA - ALB
1 stop9h 29mAmerican Airlines
Deal found 11/20$360
This Delta deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/125:40 amALB - SEA
1 stop8h 13mDelta
Mon 12/1611:59 amSEA - ALB
1 stop8h 31mDelta
Deal found 11/20$418
This American Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/125:59 amBDL - SEA
1 stop12h 14mAmerican Airlines
Sun 12/1512:15 amSEA - BDL
1 stop9h 58mAmerican Airlines
Deal found 11/21$446
This Mytrip deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/96:15 amBDL - SEA
2 stops20h 55mMultiple Airlines
Fri 12/135:15 amSEA - BDL
3 stops37h 47mMultiple Airlines
Deal found 11/21$451

Find flights from Massachusetts to Seattle within your budget

Customize your flight search to find flights from Massachusetts to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 12/7

7:00 am-10:37 am

Nonstop6h 37m

Seattle/Tacoma Intl

Fri 12/13

3:40 pm-11:59 pm

Nonstop5h 19m

$194

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Thu 11/28

7:00 am-10:25 am

Nonstop6h 25m

Seattle/Tacoma Intl

Wed 12/4

11:05 am-7:15 pm

Nonstop5h 10m

$196

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 12/7

6:40 pm-10:15 pm

Nonstop6h 35m

Seattle/Tacoma Intl

Fri 12/13

7:35 am-4:05 pm

Nonstop5h 30m

$198

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 1/8

6:25 am-2:02 pm

1 stop10h 37m

Seattle/Tacoma Intl

Sun 1/12

5:45 pm-5:29 am

1 stop8h 44m

$216

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Fri 12/6

7:54 pm-11:31 pm

Nonstop6h 37m

Seattle/Tacoma Intl

Fri 12/13

6:39 pm-10:41 am

1 stop13h 02m

$240

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 12/11

5:00 am-11:55 am

3 stops33h 55m

Seattle/Tacoma Intl

Mon 12/16

12:50 pm-2:56 pm

3 stops23h 06m

$241

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 12/7

7:25 am-3:13 pm

1 stop10h 48m

Seattle/Tacoma Intl

Fri 12/13

6:39 pm-10:41 am

1 stop13h 02m

$244

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Tue 1/7

6:00 pm-1:05 am

1 stop10h 05m

Seattle/Tacoma Intl

Fri 1/10

7:00 am-7:38 pm

1 stop9h 38m

$256

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 1/8

1:25 pm-10:40 pm

2 stops12h 15m

Seattle/Tacoma Intl

Mon 1/13

7:30 am-9:40 pm

2 stops11h 10m

$296

AlbanySeattle

ALB - SEA

ALBSEA

Albany Intl

Thu 12/12

5:40 am-3:13 pm

1 stop12h 33m

Seattle/Tacoma Intl

Sun 12/15

12:15 am-12:44 pm

1 stop9h 29m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 47 results
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Best time to book a flight from Massachusetts to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Massachusetts with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Massachusetts to Seattle

Get recent, data-driven insights about flights from Massachusetts to Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Massachusetts to Seattle?

Currently, January is the cheapest month in which you can book a flight from Massachusetts to Seattle (average of $238). Flying from Massachusetts to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MA to SEA?

Find hourly flight availability from Massachusetts to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from Massachusetts to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Massachusetts to Seattle

Explore weekly flight availability from Massachusetts to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 21, 2024.

The most flights from USMA to SEA are scheduled on a Thursday (29 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated November 21, 2024.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and American Airlines from Massachusetts to Seattle to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Entertainment

7.7

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Entertainment

7.7

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,464 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Entertainment

7.7

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Entertainment

7.7

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

JetBlue
7.5
Good
3,389 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Entertainment

7.7

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Overall

8.1

Entertainment

7.7

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Massachusetts?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Seattle from Massachusetts.

  • How popular is this Massachusetts to Seattle flight route?

    This flight path from Massachusetts to Seattle/Tacoma Intl was viewed by 69 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Massachusetts to Seattle one-way?

    $119 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Spirit Airlines and United Airlines, with prices starting from $122 and $133, respectively.

  • What are the most popular routes from Massachusetts to Seattle?

    The most popular route from Massachusetts to Seattle is Boston Logan Intl - Seattle/Tacoma Intl. You may also consider Hartford Bradley Intl - Seattle/Tacoma Intl or Albany Intl - Seattle/Tacoma Intl.

  • What are the most reliable airlines from Massachusetts to Seattle?

    The top 3 most reliable airlines when flying from Massachusetts to Seattle are Hainan Airlines (100%), EL AL (94%) and Air Tahiti Nui (89%).

  • What are the cheapest flights from Massachusetts to Seattle?

    While on average a flight from Massachusetts to Seattle is generally $956, our data shows the cheapest flight currently is $118. When looking at the most popular route, (Boston Logan Intl - Seattle/Tacoma Intl), you can expect to pay $197 for that flight.

  • Can I find deals for flights from Massachusetts to Seattle that include hotel bookings?

    Yes. In addition to deals on Massachusetts to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Massachusetts to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Massachusetts to Seattle.

  • Can I find deals for business class flights from Massachusetts to Seattle?

    Yes. Cheapflights offers flight deals from Massachusetts to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Massachusetts to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Massachusetts to Seattle (average of $238). Flying from Massachusetts to Seattle in July is currently the most expensive (average of $411). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Massachusetts to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Massachusetts to Seattle

Discover the top 7 airlines that operate flights from Massachusetts to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$136Average$399FlexibilityNo cancel feeOn-time62%
DeltaCheapest$170Average$406FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$176Average$373FlexibilityNo cancel feeOn-time83%
Alaska AirlinesCheapest$182Average$423FlexibilityNo cancel feeOn-time75%
Spirit AirlinesCheapest$187Average$279FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$204Average$444FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$238Average$443FlexibilityNo cancel feeOn-time69%
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