Cheap Flights from Seattle (SEA) to Duncan (DUQ)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Duncan, BC (DUQ)

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Alternative airports near Duncan

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

Select flight to Victoria Intl. YYJ. Cheapest option available. Average driving time to city center is 1 hour 7 minutes. Flights from $200
YYJ
Victoria Intl.
Cheapest
Average driving time to city center1 h 7 min
Flights from $200
Select flight to Nanaimo, BC YCD. Average driving time to city center is 30 minutes. Flights from $430
YCD
Nanaimo, BC
Average driving time to city center30 min
Flights from $430

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ) cost?
Snag a cheap one-way flight or cheap return flight from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ)?
The cheapest month to fly from SEA to DUQ is , when there's less demand. Off-peak season is often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ)?
To find the cheapest airline that'll fly you from SEA to DUQ, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ)?
There are no daily nonstop flights departing from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from SEA to DUQ?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ)?
To arrive at Duncan, BC (DUQ) on schedule, select a flight that leaves from Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Duncan from Seattle - Tacoma Intl. Airport (SEA)?
Board a direct flight from Seattle - Tacoma Intl. Airport (SEA) to Duncan and touch down at Vancouver Intl. Airport (YVR). Another convenient point of entry into this destination is Victoria Intl. Airport (YYJ).
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ) last-minute?
Holding off until just before your trip to book a ticket from SEA to DUQ often results in higher prices. Although you may find some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to boost your chances of getting a bargain.
Is it cheaper to book a SEA to DUQ flight and hotel package?
Booking a SEA to DUQ flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Duncan, BC (DUQ)?
If you booked your SEA to DUQ flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Duncan
Distance
111 mi

Book with confidence

Book with confidence

Seattle to Duncan Flights

The cheapest times to fly from Seattle to Duncan

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 Seattle to Duncan are during the month of . You can find some of the cheapest flights from Seattle to Duncan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Duncan

Sunday is one of the best days to book for cheap flights from Seattle to Duncan: 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 Seattle to Duncan

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 Seattle to Duncan in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Seattle to Duncan 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 Seattle to Duncan 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.

 

Seattle to Duncan Flights

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*Available to One Key members.