$774 Cheap Flights from Seattle (SEA) to Dunedin (DUD)

View $774 flight on Sun, Mar 29, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Dunedin (DUD-Dunedin Intl.)

Cheap Flights from Seattle to Dunedin (SEA-DUD)

Prices were available within the past 7 days and start at $774 for one-way flights and $1,157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Feb 10 - Mon, Feb 23
SEA
Seattle
DUD
Dunedin
$1,157 Roundtrip, found 17 hours ago
$1,157
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Tue, Feb 10 from Seattle to Dunedin, returning Mon, Feb 23, priced at $1,157 found 17 hours ago
Air New Zealand
Tue, Feb 10 - Mon, Feb 23
SEA
Seattle
DUD
Dunedin
$1,159 Roundtrip, found 17 hours ago
$1,159
Roundtrip
found 17 hours ago
Select Air New Zealand flight, departing Tue, Feb 10 from Seattle to Dunedin, returning Mon, Feb 23, priced at $1,159 found 17 hours ago
Qantas Airways
Mon, Jan 26 - Sat, Feb 14
SEA
Seattle
DUD
Dunedin
$1,162 Roundtrip, found 3 days ago
$1,162
Roundtrip
found 3 days ago
Select Qantas Airways flight, departing Mon, Jan 26 from Seattle to Dunedin, returning Sat, Feb 14, priced at $1,162 found 3 days ago
Qantas Airways
Mon, Jan 26 - Tue, Feb 10
SEA
Seattle
DUD
Dunedin
$1,164 Roundtrip, found 3 days ago
$1,164
Roundtrip
found 3 days ago
Select Qantas Airways flight, departing Mon, Jan 26 from Seattle to Dunedin, returning Tue, Feb 10, priced at $1,164 found 3 days ago
Air Canada
Sun, Dec 7 - Sun, Dec 21
SEA
Seattle
DUD
Dunedin
$1,164 Roundtrip, found 3 days ago
$1,164
Roundtrip
found 3 days ago
Select Air Canada flight, departing Sun, Dec 7 from Seattle to Dunedin, returning Sun, Dec 21, priced at $1,164 found 3 days ago
Alaska Airlines
Mon, Aug 10 - Mon, Aug 17
SEA
Seattle
DUD
Dunedin
$1,166 Roundtrip, found 2 days ago
$1,166
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Aug 10 from Seattle to Dunedin, returning Mon, Aug 17, priced at $1,166 found 2 days ago
Alaska Airlines
Tue, Feb 10 - Mon, Feb 23
SEA
Seattle
DUD
Dunedin
$1,169 Roundtrip, found 17 hours ago
$1,169
Roundtrip
found 17 hours ago
Select Alaska Airlines flight, departing Tue, Feb 10 from Seattle to Dunedin, returning Mon, Feb 23, priced at $1,169 found 17 hours ago
Air New Zealand
Mon, Jan 26 - Mon, Feb 16
SEA
Seattle
DUD
Dunedin
$1,173 Roundtrip, found 3 days ago
$1,173
Roundtrip
found 3 days ago
Select Air New Zealand flight, departing Mon, Jan 26 from Seattle to Dunedin, returning Mon, Feb 16, priced at $1,173 found 3 days ago
Air New Zealand
Wed, Feb 25 - Tue, Mar 3
SEA
Seattle
DUD
Dunedin
$1,175 Roundtrip, found 2 hours ago
$1,175
Roundtrip
found 2 hours ago
Select Air New Zealand flight, departing Wed, Feb 25 from Seattle to Dunedin, returning Tue, Mar 3, priced at $1,175 found 2 hours ago
American Airlines
Wed, Feb 25 - Tue, Mar 3
SEA
Seattle
DUD
Dunedin
$1,200 Roundtrip, found 2 hours ago
$1,200
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Feb 25 from Seattle to Dunedin, returning Tue, Mar 3, priced at $1,200 found 2 hours ago

Alternative airports near Dunedin

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

Select flight to Dunedin Intl. DUD. Cheapest and Closest option available. Average driving time to city center is 24 minutes. Flights from $1,425
DUD
Dunedin Intl.
CheapestClosest
Average driving time to city center24 min
Flights from $1,425

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD) cost?
Grab a cheap one-way flight from $774 or cheap return flight from $1,157 from Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD) 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 Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD)?
February is the most affordable month to fly from SEA to DUD. Avoiding peak travel times is often the key to finding better fares.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SEA to DUD flight.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD)?
Direct flights from Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SEA to DUD?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary depending on the season, 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 Dunedin Intl. Airport (DUD)?
To avoid potential delays on the Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD) route, travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD) last-minute?
Holding off until just before your departure to book a ticket from SEA to DUD generally means paying more. While it's possible to find some last-minute offers, there's no guarantee. Keep your travel schedule open to boost your chances of landing a bargain.
Is it cheaper to book a SEA to DUD flight and hotel package?
Compared with arranging flights and hotels separately, booking a SEA to DUD flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and select from our extensive range of hotels, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Dunedin Intl. Airport (DUD)?
If you reserved your SEA to DUD flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Dunedin Intl.
Airlines serving
Air New Zealand, United
Roundtrip price
$1,157
Distance
7629 mi

Book with confidence

Seattle to Dunedin Flights

The cheapest times to fly from Seattle to Dunedin

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

 

The best time to book a flight from Seattle to Dunedin

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

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 Dunedin in 2025. You can also book with separate airlines for your outbound and return journeys, from $774 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 Dunedin 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 Dunedin 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 Dunedin Flights

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*Available to One Key members.