There are most likely no direct flights on the Cincinnati — Seattle route
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A non-stop flight is the most convenient and comfortable way to fly from Cincinnati to Seattle, despite the fact that sometimes flights with transfers can cost significantly less.
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There are most likely no direct flights on the Cincinnati — Seattle route
Cincinnati — Seattle
09/10/2026
Departure
Direct flight
AS451
starting at $300
Cincinnati — Seattle
09/24/2026
Departure
Direct flight
AS451
starting at $295
Cincinnati — Seattle
11/24/2026
Departure
Direct flight
AS518
starting at $278
The Cincinnati — Seattle route is served by multiple airlines, including Alaska Airlines, Southwest Airlines, and Frontier Airlines. This is convenient for those who want the best balance of price, schedule, and travel conditions. Tickets start from $140, and depending on season and promotions, even better deals may appear. With our service, you can easily compare available options and book tickets that match your plans. The variety of carriers allows flexible choices and comfortable travel without overpaying.
The cheapest one-way flight from Cincinnati to Seattle departs on 09/24/2026, is operated by Southwest Airlines and costs $140
The cheapest roundtrip flight from Cincinnati to Seattle departs on 09/24/2026, is operated by Southwest Airlines and costs $252
Fastest flight from Cincinnati to Seattle takes 7h 55m
There are direct flights on this route 2 days a week: Tu and Th
The distance between Cincinnati and Seattle is 3165km (1962 miles). There are 34 direct flights from Cincinnati to Seattle. The time difference between Cincinnati and Seattle is 3h. Flights from Cincinnati begin at 6:25 AM. The latest flight from Cincinnati departs at 5:07 PM
The cheapest flight ticket from Cincinnati to Seattle according to data for the last 48 hours costs $140
Often the best time to buy tickets from Cincinnati to Seattle is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Cincinnati to Seattle can be found flying in these months: August.
The fastest flights from Cincinnati to Seattle start from 7 hours 55 minutes in the air.
The following airlines operate direct flights on the route Cincinnati — Seattle: Alaska Airlines
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Cincinnati to Seattle
We couldn't find any special offers for flights from Cincinnati to Seattle
