There are 11 ways to get from Washington Dulles Airport (IAD) to Seattle Airport (SEA) by plane, train, bus or car

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Fly Washington Dulles to Seattle  •  5 h 38 min

  1. Fly from Washington Dulles (IAD) to Seattle (SEA) IAD - SEA

$160 - $430

Cheapest option

Fly Reagan Washington to Seattle  •  7 h 51 min

  1. Fly from Reagan Washington (DCA) to Seattle (SEA) DCA - SEA

$160 - $440

9 alternative options

Fly Baltimore to Seattle  •  8 h 40 min

  1. Fly from Baltimore (BWI) to Seattle (SEA) BWI - SEA

$162 - $436

Fly Washington Dulles to Bellingham  •  11 h 56 min

  1. Fly from Washington Dulles (IAD) to Bellingham (BLI) IAD - BLI

$324 - $1,256

Train to Philadelphia, fly to Seattle  •  10 h 55 min

  1. Take the train from Washington Union Station Amtrak to Philadelphia 30th Street Station Amtrak
  2. Fly from Philadelphia (PHL) to Seattle (SEA) PHL - SEA

$268 - $872

Fly Washington Dulles to Portland, train  •  10 h 57 min

  1. Fly from Washington Dulles (IAD) to Portland (PDX) IAD - PDX
  2. Take the train from Portland Union Station Amtrak to Tacoma Amtrak

$226 - $769

Train  •  2 days 19 h

  1. Take the train from Washington Union Station Amtrak to Chicago Union Station Amtrak Capitol Limited
  2. Take the train from Chicago Union Station Amtrak to Seattle King Street Station Amtrak Empire Builder

$383 - $1,177

Train via Alexandria Amtrak  •  3 days 1 h

  1. Take the train from Alexandria Amtrak to Chicago Union Station Amtrak Cardinal
  2. Take the train from Chicago Union Station Amtrak to Seattle King Street Station Amtrak Empire Builder

$402 - $1,214

Bus  •  3 days 15 h

  1. Take the bus from Arlington, VA to Penn Station 7th Ave. Corner of W 30th Street
  2. Take the bus from New York, Ny to Denver, Co
  3. Take the bus from Denver, Co to Portland, Or
  4. Take the bus from Portland, Or to Tacoma, Wa

$366 - $890

Bus, train  •  4 days 17 h

  1. Take the bus from Arlington, VA to Penn Station 7th Ave. Corner of W 30th Street
  2. Take the train from New York to Toronto
  3. Take the train from Toronto to Vancouver
  4. Take the bus from Vancouver, BC to Seattle, WA

$418 - $1,460

Drive  •  44 h 13 min

  1. Drive from Washington Dulles Airport (IAD) to Seattle Airport (SEA) 2816 miles

$270 - $400

What companies run services between Washington Dulles Airport (IAD), USA and Seattle Airport (SEA), USA?

United Airlines, Delta and five other airlines fly from Washington Dulles Airport (IAD) to Seattle Airport (SEA) hourly. Alternatively, you can take a train from Washington Dulles Airport (IAD) to Seattle Airport (SEA) via Wiehle-Reston East Station, WIEHLE-RESTON EAST station, FARRAGUT WEST station, FARRAGUT NORTH station, UNION STATION station, Washington Union Station Amtrak, Chicago Union Station Amtrak, Seattle King Street Station Amtrak, and Intl Distr Stn & S Jackson St - 5th Avenue S - Bay C in around 2 days 19 h.

Airlines
United Airlines
Website
united.com
Flights from Washington Dulles to Seattle
Ave. Duration
5 h 39 min
When
Every day
Estimated price
$190 - $900
Flights from Washington Dulles to Seattle via Denver
Ave. Duration
7 h 44 min
When
Every day
Estimated price
$190 - $900
Flights from Washington Dulles to Seattle via Chicago O'Hare
Ave. Duration
7 h 41 min
When
Every day
Estimated price
$190 - $900
Flights from Reagan Washington to Seattle via Denver
Ave. Duration
7 h 49 min
When
Sunday
Estimated price
$190 - $900
Flights from Reagan Washington to Seattle via Chicago O'Hare
Ave. Duration
7 h 57 min
When
Monday to Saturday
Estimated price
$190 - $900
Flights from Baltimore to Seattle via Chicago O'Hare
Ave. Duration
7 h 58 min
When
Monday to Friday
Estimated price
$230 - $1,300
Flights from Philadelphia to Seattle via Chicago O'Hare
Ave. Duration
7 h 39 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$250 - $1,200
Flights from Philadelphia to Seattle via Washington Dulles
Ave. Duration
8 h 3 min
When
Every day
Estimated price
$250 - $1,200
Flights from Philadelphia to Seattle via Denver
Ave. Duration
8 h 4 min
When
Every day
Estimated price
$250 - $1,200
Flights from Washington Dulles to Portland
Ave. Duration
5 h 40 min
When
Every day
Estimated price
$230 - $1,500
Flights from Washington Dulles to Portland via Denver
Ave. Duration
7 h 42 min
When
Every day
Estimated price
$230 - $1,500
Flights from Washington Dulles to Portland via Chicago O'Hare
Ave. Duration
7 h 55 min
When
Every day
Estimated price
$230 - $1,500
Flights from Washington Dulles to Portland via Newark
Ave. Duration
8 h 13 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$230 - $1,500
Delta
Website
delta.com
Flights from Washington Dulles to Seattle
Ave. Duration
5 h 50 min
When
Every day
Estimated price
$180 - $900
Flights from Washington Dulles to Seattle via Minneapolis
Ave. Duration
7 h 40 min
When
Every day
Estimated price
$180 - $900
Flights from Washington Dulles to Seattle via Detroit
Ave. Duration
7 h 42 min
When
Monday to Saturday
Estimated price
$180 - $900
Flights from Reagan Washington to Seattle via Detroit
Ave. Duration
7 h 23 min
When
Every day
Estimated price
$180 - $850
Flights from Reagan Washington to Seattle via Minneapolis
Ave. Duration
7 h 29 min
When
Every day
Estimated price
$180 - $850
Flights from Reagan Washington to Seattle via Salt Lake City
Ave. Duration
7 h 52 min
When
Every day
Estimated price
$180 - $850
Flights from Baltimore to Seattle via Detroit
Ave. Duration
7 h 40 min
When
Every day
Estimated price
$190 - $1,100
Flights from Baltimore to Seattle via Minneapolis
Ave. Duration
7 h 33 min
When
Every day
Estimated price
$190 - $1,100
Flights from Philadelphia to Seattle via Minneapolis
Ave. Duration
7 h 37 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$220 - $950
Flights from Philadelphia to Seattle via Detroit
Ave. Duration
8 h 1 min
When
Saturday and Sunday
Estimated price
$220 - $950
Flights from Washington Dulles to Portland via Detroit
Ave. Duration
7 h 22 min
When
Every day
Estimated price
$250 - $1,900
Flights from Washington Dulles to Portland via Minneapolis
Ave. Duration
7 h 26 min
When
Every day
Estimated price
$250 - $1,900
Flights from Washington Dulles to Portland via Salt Lake City
Ave. Duration
8 h
When
Monday to Saturday
Estimated price
$250 - $1,900
Southwest Airlines
Website
southwest.com
Flights from Washington Dulles to Seattle via Denver
Ave. Duration
7 h 47 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$210 - $900
Flights from Reagan Washington to Seattle via St. Louis
Ave. Duration
7 h 25 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$210 - $850
Flights from Reagan Washington to Seattle via Milwaukee
Ave. Duration
7 h 45 min
When
Monday to Friday
Estimated price
$210 - $850
Flights from Reagan Washington to Seattle via Chicago Midway
Ave. Duration
8 h
When
Monday to Friday
Estimated price
$210 - $850
Flights from Baltimore to Seattle
Ave. Duration
5 h 40 min
When
Every day
Estimated price
$220 - $950
Flights from Baltimore to Seattle via Chicago Midway
Ave. Duration
7 h 30 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$220 - $950
Flights from Baltimore to Seattle via St. Louis
Ave. Duration
7 h 50 min
When
Sunday
Estimated price
$220 - $950
Flights from Philadelphia to Seattle via Chicago Midway
Ave. Duration
7 h 37 min
When
Saturday
Estimated price
$280 - $1,100
Flights from Philadelphia to Seattle via St. Louis
Ave. Duration
7 h 30 min
When
Saturday
Estimated price
$280 - $1,100
Flights from Washington Dulles to Portland via Denver
Ave. Duration
7 h 38 min
When
Every day
Estimated price
$350 - $1,900
Alaska Airlines, Inc.
Website
alaskaair.com
Flights from Washington Dulles to Seattle
Ave. Duration
5 h 56 min
When
Every day
Estimated price
$180 - $950
Flights from Reagan Washington to Seattle
Ave. Duration
6 h 5 min
When
Every day
Estimated price
$220 - $800
Flights from Reagan Washington to Seattle via Portland
Ave. Duration
7 h 53 min
When
Every day
Estimated price
$220 - $800
Flights from Baltimore to Seattle
Ave. Duration
5 h 46 min
When
Every day
Estimated price
$190 - $850
Flights from Baltimore to Seattle via Portland
Ave. Duration
7 h 53 min
When
Monday and Sunday
Estimated price
$190 - $850
Flights from Washington Dulles to Bellingham via Seattle
Ave. Duration
8 h 36 min
When
Every day
Estimated price
$290 - $1,200
Flights from Philadelphia to Seattle
Ave. Duration
5 h 57 min
When
Every day
Estimated price
$230 - $1,100
Flights from Philadelphia to Seattle via Portland
Ave. Duration
7 h 51 min
When
Monday, Tuesday, Wednesday and Friday
Estimated price
$230 - $1,100
Flights from Washington Dulles to Portland via Seattle
Ave. Duration
7 h 46 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$250 - $1,700
American Airlines
Website
aa.com
Flights from Reagan Washington to Seattle via Chicago O'Hare
Ave. Duration
7 h 51 min
When
Monday, Thursday, Friday and Sunday
Estimated price
$230 - $950
Flights from Baltimore to Seattle via Charlotte
Ave. Duration
7 h 54 min
When
Monday, Thursday, Friday, Saturday and Sunday
Estimated price
$220 - $1,200
Flights from Washington Dulles to Bellingham via Charlotte, Seattle
Ave. Duration
11 h 46 min
When
Every day
Estimated price
$310 - $1,100
Flights from Washington Dulles to Bellingham via Dallas/Ft.Worth, Seattle
Ave. Duration
11 h 59 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$330 - $1,200
Flights from Washington Dulles to Bellingham via Seattle
Ave. Duration
9 h 19 min
When
Every day
Estimated price
$290 - $1,200
Flights from Philadelphia to Seattle
Ave. Duration
6 h 4 min
When
Every day
Estimated price
$210 - $1,100
Flights from Philadelphia to Seattle via Chicago O'Hare
Ave. Duration
8 h
When
Every day
Estimated price
$210 - $1,100
Allegiant Air
Website
allegiantair.com
Flights from Washington Dulles to Bellingham via Denver
Ave. Duration
8 h 33 min
When
Monday and Friday
Estimated price
$290 - $1,200
Flights from Washington Dulles to Bellingham via Las Vegas
Ave. Duration
8 h 33 min
When
Monday, Wednesday and Friday
Estimated price
$320 - $1,300
Spirit Airlines
Website
spirit.com
Flights from Baltimore to Seattle
Ave. Duration
5 h 42 min
When
Every day
Estimated price
$150 - $700
Train operators
Amtrak Acela Express
Phone
+1 1-800-872-7245
Website
amtrak.com
Train from Washington Union Station Amtrak to Philadelphia 30th Street Station Amtrak
Ave. Duration
1 h 39 min
Frequency
Hourly
Estimated price
$90 - $250
Website
amtrak.com
Business Seat
$90 - $200
First Class Seat
$170 - $250
Amtrak
Phone
+1 1-800-872-7245
Website
amtrak.com
Train from Portland Union Station Amtrak to Tacoma Amtrak
Ave. Duration
2 h 32 min
Frequency
5 times a day
Estimated price
$30 - $80
Website
amtrak.com
Coach Seat
$30 - $50
Flexi Coach Seat
$60 - $90
Business Coach Seat
$55 - $80
Room
$170 - $250
Train from Washington Union Station Amtrak to Chicago Union Station Amtrak
Ave. Duration
17 h 40 min
Frequency
Once daily
Estimated price
$100 - $310
Website
amtrak.com
Coach Seat
$100 - $160
Flexi Coach Seat
$190 - $280
Business Coach Seat
$220 - $310
Room
$440 - $600
Train from Chicago Union Station Amtrak to Seattle King Street Station Amtrak
Ave. Duration
46 h 10 min
Frequency
Once daily
Estimated price
$270 - $850
Website
amtrak.com
Coach Seat
$270 - $400
Flexi Coach Seat
$480 - $700
Business Coach Seat
$550 - $850
Room
$1,000 - $1,400
Train from Alexandria Amtrak to Chicago Union Station Amtrak
Ave. Duration
23 h 41 min
Frequency
5 times a week
Estimated price
$120 - $350
Website
amtrak.com
Coach Seat
$120 - $180
Flexi Coach Seat
$210 - $310
Business Coach Seat
$250 - $350
Room
$490 - $700
VIA Rail
Phone
+1 1 888 842-7245
Website
viarail.ca
Train from New York to Toronto
Ave. Duration
12 h 26 min
Frequency
Every 3 hours
Estimated price
$70 - $250
Website
viarail.ca
Escape
$70 - $110
Economy
$130 - $180
Economy Plus
$180 - $250
Business
$180 - $260
Business Plus/Sleeper
$330 - $460
Train from Toronto to Vancouver
Ave. Duration
3 days 14 h
Frequency
Twice daily
Estimated price
$290 - $1,100
Website
viarail.ca
Escape
$290 - $410
Economy
$550 - $800
Economy Plus
$750 - $1,100
Business
$800 - $1,200
Business Plus/Sleeper
$1,400 - $2,100
Bus operators
Vamoose Bus
Website
vamoosebus.com
Bus from Arlington, VA to Penn Station 7th Ave. Corner of W 30th Street
Ave. Duration
5 h
Frequency
Every 3 hours
Estimated price
$35 - $50
Schedules at
vamoosebus.com
Greyhound USA
Phone
+1 214-849-8100
Email
ifsr@greyhound.com
Website
greyhound.com
Bus from New York, Ny to Denver, Co
Ave. Duration
44 h 50 min
Frequency
Hourly
Estimated price
$170 - $440
Website
greyhound.com
Economy
$170 - $280
Flexible
$330 - $440
Bus from Denver, Co to Portland, Or
Ave. Duration
29 h 40 min
Frequency
Every 3 hours
Estimated price
$130 - $340
Website
greyhound.com
Economy
$130 - $220
Flexible
$250 - $340
Bus from Portland, Or to Tacoma, Wa
Ave. Duration
3 h 10 min
Frequency
Every 30 minutes
Estimated price
$20 - $50
Website
greyhound.com
Economy
$20 - $30
Flexible
$35 - $50
Boltbus
Phone
+1 1-877-265-8287
Website
boltbus.com
Bus from Vancouver, BC to Seattle, WA
Ave. Duration
4 h
Frequency
Every 3 hours
Estimated price
$13 - $50
Schedules at
boltbus.com

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Questions & Answers

How far is it from Washington Dulles Airport (IAD) to Seattle Airport (SEA)?

The distance between Washington Dulles Airport (IAD) and Seattle Airport (SEA) is 3701 km. The road distance is 4506 km.

What is the cheapest way to get from Washington Dulles Airport (IAD) to Seattle Airport (SEA)?

The cheapest way to get from Washington Dulles Airport (IAD) to Seattle Airport (SEA) is to fly which costs $160 - $440 and takes 7 h 51 min.

What is the fastest way to get from Washington Dulles Airport (IAD) to Seattle Airport (SEA)?

The quickest way to get from Washington Dulles Airport (IAD) to Seattle Airport (SEA) is to fly which takes 5 h 38 min and costs $160 - $430.

Is there a direct bus between Washington Dulles Airport (IAD) and Seattle Airport (SEA)?

No, there is no direct bus from Washington Dulles Airport (IAD) to Seattle Airport (SEA). However, there are services departing from Dulles Airport Main Terminal & Arrivals/Door and arriving at SeaTac Station via Arlington, VA, New York, Ny, Denver, Co, Portland, Or and Tacoma Dome Station - Zone E. The journey, including transfers, takes approximately 3 days 15 h.

How long does it take to get from Washington Dulles Airport (IAD) to Seattle Airport (SEA)?

It takes approximately 5 h 38 min to fly from Washington Dulles (IAD) to Seattle (SEA), including transfers and time at the airport.

Trips from Washington Dulles Airport (IAD)

Washington Dulles Airport IAD to Richmond VA USA Washington Dulles Airport IAD to Manassas Washington Dulles Airport IAD to Woodbridge VA USA Washington Dulles Airport IAD to Pentagon City Station Washington Dulles Airport IAD to UNIVERSITY of MARYLAND COLLEGE PARK Washington Dulles Airport IAD to Roanoke Airport ROA Washington Dulles Airport IAD to Wilmington DE USA Washington Dulles Airport IAD to Marriott Wardman Park Washington Dulles Airport IAD to Freedom Rides Museum Washington Dulles Airport IAD to Delaware Washington Dulles Airport IAD to Takoma Park Washington Dulles Airport IAD to The Ritz Carlton Tysons Corner Washington Dulles Airport IAD to Atlanta Washington Dulles Airport IAD to Greensboro Washington Dulles Airport IAD to Ohio Washington Dulles Airport IAD to Gettysburg Washington Dulles Airport IAD to Virginia Polytechnic Institute and State University Washington Dulles Airport IAD to Lexington VA USA Washington Dulles Airport IAD to Buffalo Washington Dulles Airport IAD to Trenton Washington Dulles Airport IAD to Culpeper Washington Dulles Airport IAD to Ashburn VA USA Washington Dulles Airport IAD to Odenton Washington Dulles Airport IAD to Detroit Airport DTW Washington Dulles Airport IAD to Charleston SC USA Washington Dulles Airport IAD to High Point Washington Dulles Airport IAD to Towson University Washington Dulles Airport IAD to Dumfries VA USA Washington Dulles Airport IAD to Maryland Washington Dulles Airport IAD to Anne Arundel County Free School