Other Options for This Route
Portland (PDX) to Washington, D.C. (IAD) in August from $125
From $125
Portland (PDX) to Washington, D.C. (IAD) in September from $139
From $139
Portland (PDX) to Washington, D.C. (IAD) in June from $319
From $319
Best Flights starting from $335
from$335economy
Portland (PDX)
Fri, Jul 3
Roundtrip
Washington, D.C. (IAD)
Sun, Jul 12
from$363economy
Portland (PDX)
Wed, Jul 1
Roundtrip
Washington, D.C. (IAD)
Fri, Jul 10
from$389economy
Portland (PDX)
Thu, Jul 2
Roundtrip
Washington, D.C. (IAD)
Sat, Jul 11
from$393economy
Portland (PDX)
Sat, Jul 4
Roundtrip
Washington, D.C. (IAD)
Mon, Jul 13
from$430economy
Portland (PDX)
Mon, Jul 6
Roundtrip
Washington, D.C. (IAD)
Wed, Jul 15
from$444economy
Portland (PDX)
Sun, Jul 5
Roundtrip
Washington, D.C. (IAD)
Tue, Jul 14
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Other Options for This Route
Other Destinations
Portland (PDX) to Kansas City (MCI) in July from $135
From $135
Portland (PDX) to Detroit (DTW) in July from $145
From $145
Portland (PDX) to Denver (DEN) in July from $173
From $173
Portland (PDX) to Honolulu (HNL) in July from $209
From $209
Portland (PDX) to Atlanta (ATL) in July from $210
From $210
Portland (PDX) to Orlando (MCO) in July from $218
From $218
Flights from Other Cities
Austin (AUS) to Washington, D.C. (IAD) in July from $75
From $75
Minneapolis (MSP) to Washington, D.C. (IAD) in July from $224
From $224
Buffalo (BUF) to Washington, D.C. (IAD) in July from $230
From $230
Houston (IAH) to Washington, D.C. (IAD) in July from $250
From $250
San Juan (SJU) to Washington, D.C. (IAD) in July from $277
From $277
Barranquilla (BAQ) to Washington, D.C. (IAD) in July from $361
From $361