$281 Economy One-way to Seattle (IAD-SEA) in Oct from Washington D C

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$281 Economy One-way to Seattle (IAD-SEA) in Oct from Washington D C

Best Flights starting from $281

from$281economy

Washington, D.C. (IAD)

Wed, Oct 7

One-way

Seattle (SEA)

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Fields updated — click View Prices to search ↑

Other Options for This Route

SEA destination

Economy Roundtrip to Seattle (SEA)

Washington, D.C. (IAD) to Seattle (SEA) in May from $159

SEA destination

Premium Economy Roundtrip to Seattle (SEA)

Washington, D.C. (IAD) to Seattle (SEA) in May from $407

SEA destination

Economy One-way to Seattle (SEA)

Washington, D.C. (IAD) to Seattle (SEA) in June from $271

SEA destination

Economy Roundtrip to Seattle (SEA)

Washington, D.C. (IAD) to Seattle (SEA) in June from $288

SEA destination

Economy Roundtrip to Seattle (SEA)

Washington, D.C. (IAD) to Seattle (SEA) in July from $361

SEA destination

Economy Roundtrip to Seattle (SEA)

Washington, D.C. (IAD) to Seattle (SEA) in August from $306

Other Destinations

MSP destination

Economy One-way to Minneapolis (MSP)

Washington, D.C. (IAD) to Minneapolis (MSP) in October from $110

EWR destination

Economy Roundtrip to Newark (EWR)

Washington, D.C. (IAD) to Newark (EWR) in October from $129

SAV destination

Economy One-way to Savannah (SAV)

Washington, D.C. (IAD) to Savannah (SAV) in October from $129

CMH destination

Economy One-way to Columbus (CMH)

Washington, D.C. (IAD) to Columbus (CMH) in October from $139

TPAA destination

Economy Roundtrip to Tampa (Any)

Washington, D.C. (IAD) to Tampa (Any) in October from $152

MCI destination

Economy One-way to Kansas City (MCI)

Washington, D.C. (IAD) to Kansas City (MCI) in October from $165

Flights from Other Cities

SEA destination

Economy Roundtrip to Seattle (SEA)

Denver (DEN) to Seattle (SEA) in October from $47

SEA destination

Economy One-way to Seattle (SEA)

Ontario (ONT) to Seattle (SEA) in October from $49

SEA destination

Economy One-way to Seattle (SEA)

Washington, D.C. (Any) to Seattle (SEA) in October from $74

SEA destination

Economy Roundtrip to Seattle (SEA)

Los Angeles (LAX) to Seattle (SEA) in October from $84

SEA destination

Economy One-way to Seattle (SEA)

Chicago (ORD) to Seattle (SEA) in October from $99

SEA destination

Economy One-way to Seattle (SEA)

Las Vegas (Any) to Seattle (SEA) in October from $109

Cheap economy Class Flights from Washington, D.C. (IAD) to Seattle (SEA) October

Find the best deals on economy class flights. Compare prices for direct flights, one-stop, and multi-stop options.

Cheap economy Flights: IAD to SEA in October - Route 1

Starting from $281

Flight Options & Prices:

Direct Flights: From $344 - Fastest option with no layovers
One-Stop Flights: From $281 - Good value with one connection
Multi-Stop Flights: From $281 - Cheapest option with multiple connections

Book your economy class flight from Washington, D.C. (IAD) to Seattle (SEA)and save money on your travel. Compare all flight options to find the best deal for your october trip.

Why Choose Economy Class Flights from Washington, D.C. (IAD) to Seattle (SEA)?

Compare prices from multiple airlines
Find direct flights and multi-stop options
Best deals for october travel
Flexible booking options
24/7 customer support

Planning a trip from Washington, D.C. (IAD) to Seattle (SEA) in october? SlickTrip helps you find the cheapest economy class flights with our comprehensive flight comparison tool. Whether you prefer direct flights for convenience or multi-stop flights for savings, we have options for every budget and schedule.