Routes/Seattle, WA to Washington, DC (Metropolitan Area)

Seattle, WA to Washington, DC (Metropolitan Area)

Average one-way fare in 2026 Q1: $325 · 2335 nonstop miles · 1437 passengers per day.

2026 Q1 fare$325

2025 Q1 fare$330

Change−$5

Passengers/day1437

Distance2335 mi

The average fare a year earlier (2025 Q1) was $330. The change is $5 lower (1.5%).

The largest carrier on this route in 2026 Q1 was Alaska with 56% of passengers. The lowest-fare carrier was Alaska with 56% of passengers, at an average fare of $323.

All routes from Seattle, WA · All routes from Washington, DC (Metropolitan Area)

All quarters on this route

Quarter	Passengers/day	Avg. fare	Largest carrier	Largest share	Lowest-fare carrier
2024 Q1	1410	$325	Alaska	54%	Delta
2024 Q2	2539	$342	Alaska	51%	Delta
2024 Q3	2763	$322	Alaska	51%	Delta
2024 Q4	2009	$333	Alaska	56%	Delta
2025 Q1	1369	$330	Alaska	53%	Delta
2025 Q2	2412	$325	Alaska	48%	Delta
2025 Q3	2555	$314	Alaska	52%	Delta
2025 Q4	1785	$329	Alaska	59%	Alaska
2026 Q1	1437	$325	Alaska	56%	Alaska

Source: U.S. Department of Transportation, Consumer Airfare Report Table 1, 2026 Q1. Figures are average one-way fares paid, including taxes and fees, for the quarter shown. Record: city markets 30559 and 30852; U.S. Department of Transportation, Domestic Airline Consumer Airfare Report, Table 1: top 1,000 contiguous-state city-pair markets (average one-way fare, passengers per day, largest carrier, lowest-fare carrier). Fetched 2026-09-27T00:40:04Z. Source data.