Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 01mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 01mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 01mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 00mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 01mAlaska Airlines
San Francisco
Washington, D.C. Dulles Intl
Nonstop
5h 12mAlaska Airlines
Seattle/Tacoma Intl
Washington, D.C. Dulles Intl
Nonstop
4h 52mWashington, D.C. Dulles Intl
Seattle/Tacoma Intl
Nonstop
5h 53mAlaska Airlines
Seattle/Tacoma Intl
Washington, D.C. Dulles Intl
Nonstop
4h 49mWashington, D.C. Dulles Intl
Seattle/Tacoma Intl
Nonstop
5h 46mAlaska Airlines
Seattle/Tacoma Intl
Washington, D.C. Dulles Intl
Nonstop
4h 49mWashington, D.C. Dulles Intl
Seattle/Tacoma Intl
Nonstop
5h 39mAlaska Airlines
Seattle/Tacoma Intl
Washington, D.C. Dulles Intl
Nonstop
4h 52mWashington, D.C. Dulles Intl
Seattle/Tacoma Intl
1 stop
10h 28mAlaska Airlines
San Francisco
Washington, D.C. Dulles Intl
Nonstop
5h 11mWashington, D.C. Dulles Intl
San Francisco
Nonstop
5h 46mAlaska Airlines
Los Angeles
Washington, D.C. Dulles Intl
Nonstop
5h 01mWashington, D.C. Dulles Intl
Los Angeles
Nonstop
5h 19mAlaska Airlines
January
$974
February
$1,478
March
$749
April
$582
May
$1,154
June
$1,295
July
$1,071
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.