Are there nonstop flights from Seattle (SEA) to Washington (DCA)?

Yes. Delta Air Lines, Alaska Airlines fly this route. Flight time is about 4h 54m.

What is the fastest connection from Seattle (SEA) to Washington (DCA)?

via Milwaukee ≈ 5h 24m, via Minneapolis ≈ 5h 24m, via Pittsburgh ≈ 5h 24m (estimated flying time, excluding layovers).

How many miles is an award flight from Seattle (SEA) to Washington (DCA)?

from 15,000 ANA miles, from 23,000 JAL miles (economy, one way, based on the published award charts).

Seattle → Washington

Seattle–Tacoma International Airport (SEA) to Ronald Reagan Washington National Airport (DCA)・3,738 km

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Nonstop flights available (2 airlines). Flight time about 4h 54m. Nonstop return flights also operate.

With milesANA 15,000 miles+ (via ORD)JAL 23,000 miles+ (nonstop)Economy, one way, estimate. Tap a connection for miles by cabin.

Earn miles withANA Card (official)JAL Card (official)

Nonstop flights

Award miles (one way, estimate)

JAL Mileage Bank — partner airline award
AS only · total distance ≈ 2,323 mi (band 2,001–4,000)
Economy
23,000
Business
42,000

Estimates from the airlines' published award charts (as of 2026-11-02). Seat availability, fuel surcharges and stopover rules are not included — always check with the airline before booking.

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Best places to connect

46 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.

Related routes

Nonstop from Seattle

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