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Tongatapu

$1,187+ Cheap flights from Seattle (SEA) to Tongatapu

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TBU
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Seattle to Tongatapu

Cheapest flights from Seattle to Tongatapu
Explore the most affordable flight options available from Seattle to Tongatapu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/209:14 pm
SEA
-
TBU
2 stops55h 36m
Multiple Airlines
Wed 3/185:40 am
TBU
-
SEA
2 stops33h 11m
Multiple Airlines
Deal found 1/27$1,187
This oojo deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/263:50 pm
SEA
-
TBU
2 stops26h 10m
Multiple Airlines
Mon 3/911:20 am
TBU
-
SEA
2 stops27h 37m
Multiple Airlines
Deal found 1/25$1,208
This FlightHub deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:54 pm
SEA
-
TBU
2 stops38h 51m
Fiji Airways
Tue 9/225:40 am
TBU
-
SEA
2 stops36h 12m
Fiji Airways
Deal found 1/25$1,220
This oojo deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:54 pm
SEA
-
TBU
2 stops38h 51m
Fiji Airways
Wed 9/2311:20 am
TBU
-
SEA
2 stops30h 32m
Fiji Airways
Deal found 1/26$1,233
This FlightHub deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:54 pm
SEA
-
TBU
2 stops23h 41m
Fiji Airways
Thu 9/2411:20 am
TBU
-
SEA
2 stops30h 32m
Fiji Airways
Deal found 1/25$1,307
This Orbitz deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:40 pm
SEA
-
TBU
3 stops41h 55m
Multiple Airlines
Wed 9/235:00 am
TBU
-
SEA
2 stops33h 56m
Multiple Airlines
Deal found 1/25$1,471
This KAYAK deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:25 pm
SEA
-
TBU
3 stops20h 10m
Fiji Airways
Wed 9/2311:20 am
TBU
-
SEA
2 stops30h 32m
Fiji Airways
Deal found 1/25$1,571
This KAYAK deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:00 am
SEA
-
TBU
3 stops21h 05m
Fiji Airways
Tue 9/2211:20 am
TBU
-
SEA
2 stops30h 32m
Fiji Airways
Deal found 1/25$1,574
This Fiji Airways deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:00 am
SEA
-
TBU
3 stops21h 05m
Fiji Airways
Thu 9/2411:20 am
TBU
-
SEA
2 stops30h 32m
Fiji Airways
Deal found 1/25$1,585
This KAYAK deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/82:32 pm
SEA
-
TBU
2 stops24h 03m
Fiji Airways
Wed 9/2311:20 am
TBU
-
SEA
2 stops30h 32m
Fiji Airways
Deal found 1/25$1,623

Find flight deals from Seattle to Tongatapu

Keep the following information in mind while searching for Seattle to Tongatapu flight deals. Data was last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,187
(oojo)
Provider with most accurate pricing for Seattle/Tacoma Intl-Nuku‘alofa Fua'Amotu Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Nuku‘alofa Fua'Amotu Intl flights.
Search Deals
From Seattle/Tacoma Intl to Tongatapu
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Tongatapu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Seattle to Tongatapu that are best for you.

Fly from

Seattle

Fly to

Tongatapu

Route

Depart

Return

Price

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Fri 2/20

9:14 pm-1:50 am

2 stops55h 36m

Nuku‘alofa Fua'Amotu Intl

Wed 3/18

5:40 am-6:51 pm

2 stops33h 11m

$1,187

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Thu 2/26

3:50 pm-3:00 pm

2 stops26h 10m

Nuku‘alofa Fua'Amotu Intl

Mon 3/9

11:20 am-6:57 pm

2 stops27h 37m

$1,208

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Sat 4/4

7:22 pm-1:45 am

2 stops34h 23m

Nuku‘alofa Fua'Amotu Intl

Tue 4/7

5:40 am-10:49 pm

2 stops37h 09m

$2,031

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Fri 2/20

7:33 pm-8:20 pm

2 stops51h 47m

Nuku‘alofa Fua'Amotu Intl

Wed 3/18

1:10 pm-3:50 pm

3 stops46h 40m

$2,047

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Seattle to Tongatapu

Have a flexible travel schedule? Discover the best time to fly to Tongatapu from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Tongatapu
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Tongatapu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Tongatapu?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Tongatapu. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How long is the flight from Seattle to Tongatapu?

    Fiji Airways and Air New Zealand can get you from Seattle to Tongatapu in just under 34h 23m. Your travel time can differ by up to 17h 24m. Airlines will cover a distance of 5763 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Seattle to Tongatapu that include hotel bookings?

    Yes. In addition to deals on Seattle to Tongatapu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Tongatapu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Tongatapu.

  • Can I find deals for business class flights from Seattle to Tongatapu?

    Yes. Cheapflights offers flight deals from Seattle to Tongatapu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Seattle to Tongatapu

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Nuku‘alofa flights
Portland to Nuku‘alofa flights

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