$85 Cheap Flights from Kelowna (YLW) to Seattle (SEA)

View $85 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from Kelowna Intl. Airport (YLW) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Kelowna to Seattle (YLW-SEA)

Prices were available within the past 7 days and start at $85 for one-way flights and $129 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Fri, Oct 31 - Sun, Nov 2
YLW
Kelowna
SEA
Seattle
$129 Roundtrip, found 1 day ago
$129
Roundtrip
found 1 day ago
Select WestJet flight, departing Fri, Oct 31 from Kelowna to Seattle, returning Sun, Nov 2, priced at $129 found 1 day ago
Alaska Airlines
Tue, Nov 25 - Fri, Nov 28
YLW
Kelowna
SEA
Seattle
$137 Roundtrip, found 6 days ago
$137
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Nov 25 from Kelowna to Seattle, returning Fri, Nov 28, priced at $137 found 6 days ago
Air Canada
Sun, Oct 26 - Tue, Oct 28
YLW
Kelowna
SEA
Seattle
$139 Roundtrip, found 5 days ago
$139
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sun, Oct 26 from Kelowna to Seattle, returning Tue, Oct 28, priced at $139 found 5 days ago
WestJet
Wed, Jan 7 - Fri, Jan 23
YLW
Kelowna
SEA
Seattle
$142 Roundtrip, found 1 day ago
$142
Roundtrip
found 1 day ago
Select WestJet flight, departing Wed, Jan 7 from Kelowna to Seattle, returning Fri, Jan 23, priced at $142 found 1 day ago
WestJet
Fri, Jan 30 - Mon, Feb 16
YLW
Kelowna
SEA
Seattle
$144 Roundtrip, found 1 hour ago
$144
Roundtrip
found 1 hour ago
Select WestJet flight, departing Fri, Jan 30 from Kelowna to Seattle, returning Mon, Feb 16, priced at $144 found 1 hour ago
Alaska Airlines
Fri, Feb 6 - Fri, Feb 13
YLW
Kelowna
SEA
Seattle
$147 Roundtrip, found 5 days ago
$147
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Feb 6 from Kelowna to Seattle, returning Fri, Feb 13, priced at $147 found 5 days ago
Alaska Airlines
Sun, Nov 9 - Fri, Nov 14
YLW
Kelowna
SEA
Seattle
$148 Roundtrip, found 3 days ago
$148
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, Nov 9 from Kelowna to Seattle, returning Fri, Nov 14, priced at $148 found 3 days ago
WestJet
Tue, Nov 18 - Sun, Nov 30
YLW
Kelowna
SEA
Seattle
$150 Roundtrip, found 5 hours ago
$150
Roundtrip
found 5 hours ago
Select WestJet flight, departing Tue, Nov 18 from Kelowna to Seattle, returning Sun, Nov 30, priced at $150 found 5 hours ago
United
Wed, Nov 5 - Thu, Nov 6
YLW
Kelowna
SEA
Seattle
$195 Roundtrip, found 2 days ago
$195
Roundtrip
found 2 days ago
Select United flight, departing Wed, Nov 5 from Kelowna to Seattle, returning Thu, Nov 6, priced at $195 found 2 days ago
Delta
Wed, Dec 31 - Sat, Jan 17
YLW
Kelowna
SEA
Seattle
$232 Roundtrip, found 5 hours ago
$232
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, Dec 31 from Kelowna to Seattle, returning Sat, Jan 17, priced at $232 found 5 hours ago

Find the cheapest month to fly from Kelowna (YLW) to Seattle (SEA)

April is typically the cheapest month to fly

From $123 - $278 per traveler.

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $213
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $213
Flights from Kelowna (YLW) to Seattle (SEA)
Origin airport
Kelowna Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Alaska Airlines, American Airlines, Delta, United, WestJet
Roundtrip price
$128
Distance
218 mi
Average flight time
1 hour 17 mins

Kelowna to Seattle Flights

The cheapest times to fly from Kelowna to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kelowna to Seattle are during the month of October. You can find some of the cheapest flights from Kelowna to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kelowna to Seattle

Sunday is one of the best days to book for cheap flights from Kelowna to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kelowna to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kelowna to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $85 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kelowna to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kelowna to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA) cost?
Lock in a cheap one-way flight from $85 or cheap return flight from $129 from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
October is the most affordable month to fly from YLW to SEA. Avoiding peak travel times is often the key to finding better deals on flights.
Which airlines fly direct from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
When jetting out of Kelowna Intl. Airport (YLW), you can take a nonstop flight to Seattle - Tacoma Intl. Airport (SEA) with Alaska Airlines.
What is the cheapest airline that flies from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
WestJet and Alaska Airlines are some popular airlines offering reasonable fares. Remember that flight prices from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA) can vary based on demand, travel dates and how early you book. With Expedia's search tool, you can easily find a YLW to SEA flight that works with your plans and budget.
How many flights per day from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
With an average of 2 direct flights departing from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA) daily, you'll be jetting off in no time.
What are the most popular departure times for flights from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
Flights between YLW and SEA tend to be busiest at 8 AM. If you'd like a more relaxed experience and possibly cheaper fares, look for a time outside the usual busy windows.
What day of the week has the most flights from YLW to SEA?
Friday has the most flights from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA). Consider leaving on this day and you'll have the best chance of finding a departure that works with your plans.
What is the earliest flight from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
Kelowna Intl. Airport (YLW)'s earliest flight to Seattle - Tacoma Intl. Airport (SEA) takes off at approximately 8:52AM UTC-8. With a total travel time of 1h 16m, you'll arrive at around 10:08AM UTC-8.
How long does it take to fly from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
Flights from YLW to SEA have an average travel time of 1 hour and 9 minutes. The total distance between the two is 220 mi.
What is the best time to fly from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
To touch down at Seattle - Tacoma Intl. Airport (SEA) on schedule, book a flight that leaves Kelowna Intl. Airport (YLW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Kelowna Intl. Airport (YLW)?
If you're on a direct flight from Kelowna Intl. Airport (YLW) to Seattle, Seattle - Tacoma Intl. Airport (SEA) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Holding off until just before your departure to book a flight from YLW to SEA generally means paying more. While it's possible to find some last-minute offers, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of getting a bargain.
Is it cheaper to book a YLW to SEA flight and hotel package?
Compared with arranging flights and hotels separately, booking a YLW to SEA flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place takes the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Kelowna Intl. Airport (YLW) to Seattle - Tacoma Intl. Airport (SEA)?
It's generally possible to reschedule or cancel your YLW to SEA flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.