Seattle to Washington nonstop
Yes: Alaska, United and Delta fly direct from Seattle (SEA) to Washington (IAD) about 6 times a day, year-round.
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Seattle to Washington in numbers
Measured from US DOT filings, not estimated from distance.
- Distance and flight time
- 2,305 miles nonstop, about 5 hr 20 min gate to gate. Flight time is an estimate from the great-circle distance; the filings carry distance, not scheduled elapsed time.
- Seasonality
- Flew every month of the last year: busiest in July 2026 (48 flights a week), quietest in January 2026 (22 flights a week).
- Sep 2025: 42 flights a week
- Oct 2025: 35 flights a week
- Nov 2025: 28 flights a week
- Dec 2025: 28 flights a week
- Jan 2026: 22 flights a week
- Feb 2026: 23 flights a week
- Mar 2026: 26 flights a week
- Apr 2026: 30 flights a week
- May 2026: 46 flights a week
- Jun 2026: 46 flights a week
- Jul 2026: 48 flights a week
- Aug 2026: 43 flights a week
Flights a week by month, Sep 2025 to Aug 2026, from US DOT on-time filings. - Who operates the flights
- Alaska 46%, United 33%, Delta 20% of departures, counted across the August 2026 and February 2026 US DOT on-time filings.
- Fares
- Half of the 4,722 tickets in the US DOT fare survey for Q2 2025 sold between $175 and $375 one way, median $250. The survey runs a couple of quarters behind, so read it as the shape of the route's pricing rather than today's quote.
- Jul to Sep (Q3 2024): median $250 one way, middle half $175 to $375, 6,992 tickets
- Oct to Dec (Q4 2024): median $250 one way, middle half $175 to $375, 4,329 tickets
- Jan to Mar (Q1 2025): median $250 one way, middle half $175 to $400, 2,326 tickets
- Apr to Jun (Q2 2025): median $250 one way, middle half $175 to $375, 4,722 tickets
Fares held steady through the year: a median of $250 one way in every quarter of the DOT ticket survey (Q3 2024 to Q2 2025). Bars show the middle half of one-way fares; the mark is the median.
Flying the other way? Washington to Seattle nonstop.
Also nonstop from Seattle (SEA)
Busiest other routes out of the same airport
- Los Angeles (LAX) about 23 times a day
- Anchorage (ANC) about 22 times a day
- Denver (DEN) about 21 times a day
- San Francisco (SFO) about 21 times a day
- Chicago (ORD) about 19 times a day
- Phoenix (PHX) about 18 times a day
- Las Vegas (LAS) about 16 times a day
- San Diego (SAN) about 15 times a day
Staying in Washington?
Sort out where you'll sleep and what you'll do once you land.
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