Cheap Flights from Seattle to Ketchikan International

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Find the cheapest month or even day of the year to fly to Ketchikan International

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Flight deals from Seattle to Ketchikan International

Looking for a cheap last-minute deal or the best return flight from Seattle to Ketchikan International Airport? If you want to travel next month, return fares start from R 6,936. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle to Ketchikan International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle to Ketchikan International flights are currently cheapest in September.

Direct flights from Seattle to Ketchikan International

Seattle to Ketchikan International: Alternative routes

Compare routes from Seattle to Ketchikan below. You may find an airport to fly into that's cheaper, faster, or easier than Ketchikan International.

Seattle to Ketchikan: Flight information

The things to know before you go.
Cheapest flight foundR 4,155
Cheapest month to flySeptember
Average flight time2 hrs, 12 mins
Most popular airlineQatar Airways
Average flights per week255

Finding cheap flights from Seattle to Ketchikan International: Frequently asked questions

The best price we found for a return flight from Seattle to Ketchikan International is R 6,936. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 12 minutes is the average flight time from Seattle to Ketchikan International.
Qatar Airways, Alaska Airlines and American Airlines fly direct from Seattle to Ketchikan International.
As of July 2026, there are 170 flights per week flying from Seattle to Ketchikan International.
The cheapest month to fly from Seattle to Ketchikan International is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seattle to Ketchikan International Airport on Wednesday, 19 August 2026.
Yes – the average flight time is 2 hours and 12 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ketchikan International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Ketchikan is around 40 days in advance, so don’t leave your flight to the last minute.

The cheapest airline that flies to Ketchikan International is Alaska Airlines .

Travelling from Seattle to Ketchikan International Airport (KTN): What you need to know

  • Start your adventure at Seattle-Tacoma International Airport (SEA), the main airport in Seattle. Search for flights from Seattle to Ketchikan International Airport (KTN) that depart from this base.

  • 2 hours 5 minutes is the average travel time for a direct Seattle to Ketchikan International Airport flight.

  • The timezone in Ketchikan is UTC-8, which is one hour behind Seattle. Ketchikan International Airport is located in Ketchikan.

  • The most popular route is from Seattle-Tacoma International Airport (SEA) to Ketchikan International Airport (KTN), with 24 direct services every week. If you're ready to head out sooner, the earliest flight from SEA to KTN is the 6:55am Alaska Airlines service. If you prefer travelling later, the final departure is at 6:44pm with Alaska Airlines.

  • Your flight from Seattle to KTN won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • Heading away during a peak period like school or public holidays? Expect longer lines at check-in and security. To give yourself peace of mind, arrive up to four hours before international flights and two hours before domestic departures.

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • You can jump on a direct flight from Seattle to Ketchikan International Airport (KTN) out of Seattle-Tacoma International Airport (SEA).

  • You'll find a direct flight from Seattle to Ketchikan International Airport with Alaska Airlines. This leading airline operates services from SEA.

  • Most passengers prefer to book seats with Alaska Airlines from SEA to KTN.

  • With 69.87% of services landing on schedule, Alaska Airlines is the most punctual carrier on this route.

  • The journey from central Seattle to SEA takes around 55 minutes on public transport. If you drive, ride-share or take a cab, you'll cover the 23 kilometres in 20 minutes or so, depending on traffic conditions.

  • Want an easy start to your journey? Stay near Seattle-Tacoma International Airport. Whether you have an early flight from Seattle to Ketchikan International Airport or want to avoid feeling rushed, these hotels are just what you're after:

  • Seattle-Tacoma International Airport scores top marks for on-time performance. 81.27% of flights that depart SEA arrive at their destination on time.

Lake Union Sea Plane Base Airport (LKE)

  • Using public transport, you can travel from central Seattle to LKE in around 25 minutes. The airport is roughly 3 kilometres away, and making the journey by car takes approximately 10 minutes.

  • Kick off your holiday early with an extra night away from home. Before your Seattle to KTN flight, unwind in one of these hotels near Lake Union Sea Plane Base Airport:

About Ketchikan International Airport (KTN)

Getting from Ketchikan International Airport (KTN) to central Ketchikan

  • The centre of Ketchikan is about 5 kilometres from Ketchikan International Airport. Journey times by car hire or cab will vary based on time of day, so do a little research before you go.

  • Travelling by public transport typically takes 35 minutes.

How to find the cheapest flights from Seattle to Ketchikan International Airport (KTN)

  • R 4,155 is currently the best price for a one-way ticket from Seattle to Ketchikan International Airport. A return flight starts from R 6,936. These fares may change depending on availability and demand.

  • Book one month before you want to travel. Pricing trends show that this is the ideal window for finding cheap flights from Seattle to KTN.

  • Schedule your trip for June. That's the best month for landing a great bargain on Seattle to Ketchikan International Airport tickets. If your travel dates are flexible, use the 'Whole month' tool to find the cheapest price across each month.

  • Snapping up a cheap plane ticket from Seattle to KTN is a piece of cake with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know when there's a better deal.

  • Tailor your trip using filters. Choose your departure and arrival times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Seattle to Ketchikan International Airport.

The best time to fly from Seattle to Ketchikan International Airport (KTN)

  • July is when most people book flights from Seattle to Ketchikan International Airport (KTN). Plan your visit to Ketchikan in May if you'd rather avoid peak season.

  • Before locking in your Seattle to KTN plane ticket, consider the weather you're most comfortable in. July is the warmest month in Ketchikan, with temperatures ranging from 9ºC (48ºF) to 19ºC (66ºF).

  • February sees temperatures of between -3ºC (27ºF) and 5ºC (41ºF). Search for cheap tickets from Seattle to Ketchikan International Airport around that time if you like cooler conditions.

More about Ketchikan

  • When it comes to looking for somewhere to rest your head, you'll find the most popular stays in Ketchikan right here. Browse these options as soon as you've booked your flight from Seattle to Ketchikan International Airport:

  • Creek Street and Hovercraft Eco Adventure & Wildlife Viewing are just the start of the leading attractions to add to your Ketchikan to-do list. Keep the momentum going by heading to Ketchikan Port & Docking Area.

Explore more of the United States

  • You've done Ketchikan, now it's time to explore more of the United States. Journey around 290 kilometres north-west to Sitka to check off its popular sights. From Sitka National Historic Park/Totem Park to St. Michael's Cathedral and Fortress of the Bear, there's plenty to keep you on the go.

  • Petersburg is another must-experience destination in the United States and is around 177 kilometres north-west of Ketchikan. No journey is complete without visiting City Creek Trail, Raven's Roost Trailhead and Cascade Creek Cabin.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.