What is the cheapest month to fly from Columbus to Seattle?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Columbus (CMH) to Seattle (SEA), with fares starting from $124.

What is the lowest current fare from CMH to SEA?

The lowest currently-listed fare from Columbus (CMH) to Seattle (SEA) is $124 on 2026-09-18.

How long is the flight from Columbus to Seattle?

Direct flights from CMH to SEA cover approximately 3,236 km (2,011 miles), with an estimated flight time of 3h 48m. Operating airlines: AS.

Cheap flights from Columbus to Seattle

Cheapest current fares: $124 in September 2026, 3,236 km direct flight in ~3h 48m.

Last updated May 25, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Columbus (CMH) to Seattle (SEA). Refreshed daily.

Columbus (CMH) → Seattle (SEA)

September 2026 $124
October 2026 $129

Frequently asked questions

What is the cheapest month to fly from Columbus to Seattle?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Columbus (CMH) to Seattle (SEA), with fares starting from $124.
What is the lowest current fare from CMH to SEA?

The lowest currently-listed fare from Columbus (CMH) to Seattle (SEA) is $124 on 2026-09-18.
How long is the flight from Columbus to Seattle?

Direct flights from CMH to SEA cover approximately 3,236 km (2,011 miles), with an estimated flight time of 3h 48m. Operating airlines: AS.

Related guides for this route

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