~ Cheap flights to Dupont (SEA) from Boston (BOS)

Popular airlines from Boston to Dupont

JetBlue Airways
JetBlue Airways
Alaska Airlines
Alaska Airlines
Sun Country Airlines
Sun Country Airlines
United
United
Delta
Delta
American Airlines
American Airlines
Southwest Airlines
Southwest Airlines

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Today's featured flight deals from Boston to Dupont

Nonstop

Carry-on included

Lower price than typical

Boston (BOS) to Seattle (SEA).
Departing on Thu, Jul 24 at 7:15am from Boston, arriving at 10:33am in Seattle.
Returning on Sun, Jul 27 at 10:17pm from Seattle, arriving on Mon, Jul 28 at 6:40am in Boston.
JetBlue Airways, nonstop.
50% less than typical

$290

Select JetBlue Airways flight departing on Thu, Jul 24 at 7:15am from Boston, returning on Sun, Jul 27 at 10:17pm from Seattle priced at $290
Boston (BOS) to Seattle (SEA).
Departing on Thu, Jul 24 at 7:15am from Boston, arriving at 10:33am in Seattle.
Returning on Thu, Jul 31 at 10:43pm from Seattle, arriving on Fri, Aug 1 at 10:14am in Boston.
JetBlue Airways, nonstop.
50% less than typical

$289

Select JetBlue Airways flight departing on Thu, Jul 24 at 7:15am from Boston, returning on Thu, Jul 31 at 10:43pm from Seattle priced at $289
Boston (BOS) to Seattle (SEA).
Departing on Thu, Jul 24 at 7:15am from Boston, arriving at 10:33am in Seattle.
Returning on Sun, Jul 27 at 9:13pm from Seattle, arriving on Mon, Jul 28 at 5:25am in Boston.
JetBlue Airways, nonstop.
45% less than typical

$317

Select JetBlue Airways flight departing on Thu, Jul 24 at 7:15am from Boston, returning on Sun, Jul 27 at 9:13pm from Seattle priced at $317

Boston (BOS) to Seattle (SEA).
Departing on Mon, Jul 21 at 6:29pm from Boston, arriving at 10:04pm in Seattle.
Returning on Fri, Jul 25 at 3:50pm from Seattle, arriving on Sat, Jul 26 at 12:15am in Boston.
JetBlue Airways, nonstop.
40% less than typical

$365

Select JetBlue Airways flight departing on Mon, Jul 21 at 6:29pm from Boston, returning on Fri, Jul 25 at 3:50pm from Seattle priced at $365
Boston (BOS) to Seattle (SEA).
Departing on Fri, Jul 25 at 6:32pm from Boston, arriving at 10:02pm in Seattle.
Returning on Mon, Jul 28 at 11:56pm from Seattle, arriving on Tue, Jul 29 at 11:07am in Boston.
Alaska Airlines, nonstop.
40% less than typical

$383

Select Alaska Airlines flight departing on Fri, Jul 25 at 6:32pm from Boston, returning on Mon, Jul 28 at 11:56pm from Seattle priced at $383
Boston (BOS) to Seattle (SEA).
Departing on Mon, Jul 14 at 6:32pm from Boston, arriving at 10:02pm in Seattle.
Returning on Mon, Jul 21 at 6:55pm from Seattle, arriving on Tue, Jul 22 at 7:30am in Boston.
Alaska Airlines, nonstop.
35% less than typical

$477

Select Alaska Airlines flight departing on Mon, Jul 14 at 6:32pm from Boston, returning on Mon, Jul 21 at 6:55pm from Seattle priced at $477
Boston (BOS) to Seattle (SEA).
Departing on Thu, Jul 17 at 7:20am from Boston, arriving at 10:38am in Seattle.
Returning on Mon, Jul 21 at 6:55pm from Seattle, arriving on Tue, Jul 22 at 7:30am in Boston.
Alaska Airlines, nonstop.
35% less than typical

$437

Select Alaska Airlines flight departing on Thu, Jul 17 at 7:20am from Boston, returning on Mon, Jul 21 at 6:55pm from Seattle priced at $437
Boston (BOS) to Seattle (SEA).
Departing on Thu, Jul 17 at 7:20am from Boston, arriving at 10:38am in Seattle.
Returning on Mon, Jul 21 at 10:55pm from Seattle, arriving on Tue, Jul 22 at 10:50am in Boston.
Alaska Airlines, nonstop.
35% less than typical

$441

Select Alaska Airlines flight departing on Thu, Jul 17 at 7:20am from Boston, returning on Mon, Jul 21 at 10:55pm from Seattle priced at $441
Boston (BOS) to Seattle (SEA).
Departing on Fri, Jul 18 at 7:15am from Boston, arriving at 10:33am in Seattle.
Returning on Mon, Jul 21 at 10:55pm from Seattle, arriving on Tue, Jul 22 at 10:50am in Boston.
JetBlue Airways, nonstop.
35% less than typical

$441

Select JetBlue Airways flight departing on Fri, Jul 18 at 7:15am from Boston, returning on Mon, Jul 21 at 10:55pm from Seattle priced at $441

Find the cheapest month to fly from Boston (BOS) to Seattle (SEA)

September is typically the cheapest month to fly

From $155 - $245 per traveler.

Alternative airports near Dupont

Prices were available within the past 7 days. Prices and availability are subject to change.

SEA

Seattle - Tacoma Intl.

Cheapest

47 min

Flights from $284

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Flights to Dupont from Boston -

Travelers

Popular airlines from Boston to Dupont

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Today's featured flight deals from Boston to Dupont

Find the cheapest month to fly from Boston (BOS) to Seattle (SEA)

September is typically the cheapest month to fly

Alternative airports near Dupont

Explore a world of travel with Expedia

Unlock instant savings with Member Prices

Flights to Dupont from Boston -

Popular airlines from Boston to Dupont

Plan, book, fly with confidence

Be in the know

Book smarter

Earn twice

Today's featured flight deals from Boston to Dupont

Find the cheapest month to fly from Boston (BOS) to Seattle (SEA)

September is typically the cheapest month to flySeptember is typically the cheapest month to fly

Graph displaying average flight prices per month

Alternative airports near Dupont

Explore a world of travel with Expedia

Explore a world of travel with Expedia

September is typically the cheapest month to fly