Charleston to Seattle nonstop
Yes: Alaska flies direct from Charleston (CHS) to Seattle (SEA) about 7 times a week, year-round.
Hotel bookings pay us a small commission; the flight search doesn't.
Charleston to Seattle in numbers
Measured from US DOT filings, not estimated from distance.
- Distance and flight time
- 2,415 miles nonstop, about 5 hr 30 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 September 2025 (7 flights a week), quietest in November 2025 (5 flights a week).
- Sep 2025: 7 flights a week
- Oct 2025: 7 flights a week
- Nov 2025: 5 flights a week
- Dec 2025: 7 flights a week
- Jan 2026: 5 flights a week
- Feb 2026: 6 flights a week
- Mar 2026: 7 flights a week
- Apr 2026: 7 flights a week
- May 2026: 7 flights a week
- Jun 2026: 7 flights a week
- Jul 2026: 7 flights a week
- Aug 2026: 7 flights a week
Flights a week by month, Sep 2025 to Aug 2026, from US DOT on-time filings. - Who operates the flights
- Alaska is the only carrier filing this pair.
- Fares
- Half of the 961 tickets in the US DOT fare survey for Q2 2025 sold between $225 and $375 one way, median $275. 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 $225 one way, middle half $175 to $325, 895 tickets
- Oct to Dec (Q4 2024): median $225 one way, middle half $150 to $325, 867 tickets
- Jan to Mar (Q1 2025): median $200 one way, middle half $150 to $300, 647 tickets
- Apr to Jun (Q2 2025): median $275 one way, middle half $225 to $375, 961 tickets
Jan to Mar trips were the cheapest (median $200 one way) and Apr to Jun trips cost the most (median $275), in the DOT ticket survey for Q3 2024 to Q2 2025. Bars show the middle half of one-way fares; the mark is the median.
Flying the other way? Seattle to Charleston nonstop.
Also nonstop from Charleston (CHS)
Busiest other routes out of the same airport
- Atlanta (ATL) about 9 times a day
- Charlotte (CLT) about 7 times a day
- Chicago (ORD) about 6 times a day
- Washington (DCA) about 4 times a day
- New York (LGA) about 4 times a day
- Boston (BOS) about 3 times a day
- Baltimore (BWI) about 3 times a day
- Dallas/Fort Worth (DFW) about 3 times a day
Staying in Seattle?
Sort out where you'll sleep and what you'll do once you land.
Exploring Seattle on foot? Take the free GPS audio walking tour
Nonstop Scout earns a commission on bookings made through these links, at no extra cost to you. It does not change which routes or fares we show.
Ready to compare fares?
Nonstop Scout earns a commission on hotel and activity bookings made through the links above. The flight search link pays us nothing; it's here because it's the best one.
Take every nonstop with you. Get the free Nonstop Scout app for iPhone.
