Flight schedule from Seattle-Tacoma (SEA) to Washington-DC (WAS)
Select a travel date in the flight schedule for the route from Seattle-Tacoma (SEA) to Washington-DC (WAS) and compare affordable flight deals.
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- August 23 – 29, 2026
- Aug 30 – Sep 5, 2026
- September 6 – 12, 2026
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Important flight information
Frequently Asked Questions (FAQ)
A nonstop flight from Seattle-Tacoma to Washington-DC typically takes around 5 hours 8 minutes. This makes the nonstop service the fastest and most convenient way to travel between Seattle-Tacoma and Washington-DC. It is worth checking flight times when searching, as they can vary by airline and travel date.
Yes, there are nonstop flights from Seattle-Tacoma to Washington-DC, averaging around 15 to 16 flights per day, operated by, among others, Alaska Airlines, Delta and United Airlines. If you want to fly without a layover, it is worth filtering specifically for nonstop flights when searching.
Direct flights from Seattle-Tacoma to Washington-DC are operated by, among others, Alaska Airlines, Delta and United Airlines. These flights take you to Washington-DC nonstop, making them especially practical for short trips or weekend getaways. It is still worth comparing departure times and airline policies, as baggage rules and fees can vary.
Nonstop flights from Seattle-Tacoma to Washington-DC operate daily. The schedule may vary by season, so it is worth comparing several travel dates. If your preferred day does not have a nonstop flight, nearby departure days or short connecting flights may be a good alternative.
From Seattle-Tacoma to Washington-DC, there are on average around 15 to 16 flights per day. This usually means you have a good choice of departure times. If you are flexible, you can easily compare times, prices, and airlines.
From Seattle-Tacoma to Washington-DC, there are around 105 to 106 flights per week. This means you usually have connections available on several days and at various times. Beyond the price, it is worth comparing flight duration, airline, and any potential additional fees.
The earliest nonstop flight from Seattle-Tacoma to Washington-DC usually departs at 7:20 AM. The exact departure time may vary by day of the week and airline. Early flights are especially useful if you want to make the most of your arrival day in Washington-DC.
The last nonstop flight from Seattle-Tacoma to Washington-DC usually departs at 11:15 PM. Late flights can be convenient if you want to travel after work or in the evening. Do check whether it is a nonstop flight, as a connecting itinerary could push the arrival time significantly later.