Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 01mAlaska Airlines
San Francisco
Washington, D.C. Dulles Intl
Nonstop
5h 12mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 01mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 01mAlaska Airlines
San Francisco
Washington, D.C. Dulles Intl
Nonstop
5h 13mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 00mAlaska Airlines
Seattle/Tacoma Intl
Washington, D.C. Dulles Intl
Nonstop
4h 48mWashington, D.C. Dulles Intl
Seattle/Tacoma Intl
Nonstop
5h 54mAlaska Airlines
Seattle/Tacoma Intl
Washington, D.C. Dulles Intl
Nonstop
4h 47mWashington, D.C. Dulles Intl
Seattle/Tacoma Intl
Nonstop
5h 48mAlaska Airlines
Seattle/Tacoma Intl
Washington, D.C. Dulles Intl
Nonstop
5h 04mWashington, D.C. Dulles Intl
Seattle/Tacoma Intl
Nonstop
5h 51mAlaska Airlines
San Francisco
Washington, D.C. Dulles Intl
Nonstop
5h 12mWashington, D.C. Dulles Intl
San Francisco
Nonstop
5h 46mAlaska Airlines
San Francisco
Washington, D.C. Dulles Intl
Nonstop
5h 12mWashington, D.C. Dulles Intl
San Francisco
1 stop
9h 14mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 03mWashington, D.C. Dulles Intl
Los Angeles
2 stops
10h 31mAlaska Airlines
January
$974
February
$1,478
March
$749
April
$582
May
$1,153
June
$1,295
July
$1,049
August
$964
September
$303
October
$1,108
November
$652
December
$1,055
Currently, the cheapest month for business class flights to Washington, D.C. Dulles Intl is September. The most expensive month for business class flights is February. The cheapest prices are shown above but prices will vary according to departure times, airlines, and how early you book.