$591 Cheap Flights from Seattle (SEA) to Christchurch (CHC)

View $591 flight on Mon, Dec 22, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Christchurch International Airport (CHC)

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Cheap Flights from Seattle to Christchurch (SEA-CHC)

Prices were available within the past 7 days and start at $591 for one-way flights and $1,071 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, Mar 12 - Thu, Mar 19
SEA
Seattle
CHC
Christchurch
$1,071 Roundtrip, found 15 hours ago
$1,071
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Thu, Mar 12 from Seattle to Christchurch, returning Thu, Mar 19, priced at $1,071 found 15 hours ago
Alaska Airlines
Fri, Feb 20 - Mon, Mar 2
SEA
Seattle
CHC
Christchurch
$1,080 Roundtrip, found 6 days ago
$1,080
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri, Feb 20 from Seattle to Christchurch, returning Mon, Mar 2, priced at $1,080 found 6 days ago
Air Canada
Wed, Mar 11 - Tue, Mar 24
SEA
Seattle
CHC
Christchurch
$1,086 Roundtrip, found 6 hours ago
$1,086
Roundtrip
found 6 hours ago
Select Air Canada flight, departing Wed, Mar 11 from Seattle to Christchurch, returning Tue, Mar 24, priced at $1,086 found 6 hours ago
Air Canada
Mon, Mar 9 - Tue, Mar 31
SEA
Seattle
CHC
Christchurch
$1,114 Roundtrip, found 5 days ago
$1,114
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Mar 9 from Seattle to Christchurch, returning Tue, Mar 31, priced at $1,114 found 5 days ago
Air Canada
Wed, Mar 11 - Thu, Mar 19
SEA
Seattle
CHC
Christchurch
$1,116 Roundtrip, found 5 days ago
$1,116
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Mar 11 from Seattle to Christchurch, returning Thu, Mar 19, priced at $1,116 found 5 days ago
Air Canada
Tue, Mar 3 - Wed, Mar 18
SEA
Seattle
CHC
Christchurch
$1,119 Roundtrip, found 1 day ago
$1,119
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Mar 3 from Seattle to Christchurch, returning Wed, Mar 18, priced at $1,119 found 1 day ago
Air Canada
Wed, Mar 11 - Thu, Mar 19
SEA
Seattle
CHC
Christchurch
$1,121 Roundtrip, found 5 days ago
$1,121
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Mar 11 from Seattle to Christchurch, returning Thu, Mar 19, priced at $1,121 found 5 days ago
Qantas Airways
Sun, Jan 18 - Sun, Jan 25
SEA
Seattle
CHC
Christchurch
$1,137 Roundtrip, found 3 days ago
$1,137
Roundtrip
found 3 days ago
Select Qantas Airways flight, departing Sun, Jan 18 from Seattle to Christchurch, returning Sun, Jan 25, priced at $1,137 found 3 days ago
Air New Zealand
Wed, Feb 4 - Wed, Feb 18
SEA
Seattle
CHC
Christchurch
$1,154 Roundtrip, found 5 hours ago
$1,154
Roundtrip
found 5 hours ago
Select Air New Zealand flight, departing Wed, Feb 4 from Seattle to Christchurch, returning Wed, Feb 18, priced at $1,154 found 5 hours ago
United
Tue, Jan 27 - Tue, Feb 17
SEA
Seattle
CHC
Christchurch
$1,440 Roundtrip, found 12 hours ago
$1,440
Roundtrip
found 12 hours ago
Select United flight, departing Tue, Jan 27 from Seattle to Christchurch, returning Tue, Feb 17, priced at $1,440 found 12 hours ago

Alternative airports near Christchurch

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

Select flight to Christchurch Intl. CHC. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $1,646
CHC
Christchurch Intl.
CheapestClosest
Average driving time to city center14 min
Flights from $1,646

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Christchurch Intl. Airport (CHC) cost?
Get a cheap one-way flight from $591 or cheap return flight from $1,071 from Seattle - Tacoma Intl. Airport (SEA) to Christchurch Intl. Airport (CHC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Christchurch Intl. Airport (CHC)?
The cheapest month to fly from SEA to CHC is March, when demand is low. Off-peak months are usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Christchurch Intl. Airport (CHC)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from SEA to CHC. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Christchurch Intl. Airport (CHC)?
There aren't any daily direct flights from Seattle - Tacoma Intl. Airport (SEA) to Christchurch Intl. Airport (CHC). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from SEA to CHC?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on various factors, such as the airline and season.*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 Christchurch Intl. Airport (CHC)?
To touch down at Christchurch Intl. Airport (CHC) on schedule, pick a flight that takes off from Seattle - Tacoma Intl. Airport (SEA) 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.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Christchurch Intl. Airport (CHC) last-minute?
Booking your flight from SEA to CHC just before your getaway is typically more expensive. But if there's some wiggle room with your schedule, you could snag a cheap last-minute fare.
Is it cheaper to book a SEA to CHC flight and hotel package?
You can save money by booking a SEA to CHC flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your preferred accommodations and flights, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Christchurch Intl. Airport (CHC)?
If you reserved your SEA to CHC flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Christchurch Intl.
Airlines serving
Air Canada, Air New Zealand, Alaska Airlines, American Airlines, Cathay Pacific, Emirates, Fiji Airways, Qantas Airways, Singapore Airlines, United
Roundtrip price
$1,071
Distance
7427 mi

Book with confidence

Seattle to Christchurch Flights

The cheapest times to fly from Seattle to Christchurch

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

 

The best time to book a flight from Seattle to Christchurch

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

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 Christchurch in 2025. You can also book with separate airlines for your outbound and return journeys, from $591 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 Christchurch 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 Christchurch 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 Christchurch Flights

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*Available to One Key members.