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Tonga

$1,348+ Cheap flights from Seattle (SEA) to Tonga

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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TBU
Jul 16 — Jul 231
Thu 7/16
Thu 7/23
1 adult, Economy
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Cheap flight deals from Seattle to Tonga

Cheapest flights from Seattle to Tonga
Explore the most affordable flight options available from Seattle to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2026.

This FlightHub deal was found by Cheapflights users on 6/15. 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.
Thu 11/53:15 pm
SEA
-
TBU
2 stops22h 20m
Multiple Airlines
Fri 11/1311:20 am
TBU
-
SEA
2 stops30h 39m
Multiple Airlines
Deal found 6/15$1,348
This FlightHub deal was found by Cheapflights users on 6/12. 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.
Sat 7/117:20 pm
SEA
-
TBU
2 stops34h 25m
Multiple Airlines
Sat 7/185:40 am
TBU
-
SEA
2 stops37h 02m
Multiple Airlines
Deal found 6/12$1,481
This FlightHub deal was found by Cheapflights users on 6/15. 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.
Mon 6/2911:00 pm
SEA
-
TBU
2 stops44h 55m
Multiple Airlines
Tue 7/710:55 am
TBU
-
SEA
2 stops27h 37m
Multiple Airlines
Deal found 6/15$1,580
This Gotogate deal was found by Cheapflights users on 6/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:03 pm
SEA
-
TBU
2 stops54h 42m
Multiple Airlines
Mon 8/311:55 am
TBU
-
SEA
2 stops33h 20m
Multiple Airlines
Deal found 6/12$1,693
This oojo deal was found by Cheapflights users on 6/15. 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 11/54:15 pm
SEA
-
TBU
3 stops21h 20m
Fiji Airways
Fri 11/135:40 am
TBU
-
SEA
3 stops32h 16m
Fiji Airways
Deal found 6/15$1,734
This Gotogate deal was found by Cheapflights users on 6/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/126:03 am
SEA
-
TBU
2 stops47h 42m
Multiple Airlines
Mon 8/1011:55 am
TBU
-
SEA
2 stops33h 18m
Multiple Airlines
Deal found 6/14$1,797
This FlightHub deal was found by Cheapflights users on 6/12. 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.
Mon 6/2211:00 pm
SEA
-
TBU
2 stops54h 45m
Multiple Airlines
Wed 7/15:40 am
TBU
-
SEA
2 stops34h 07m
Multiple Airlines
Deal found 6/12$1,918

Find flight deals from Seattle to Tonga

Keep the following information in mind while searching for Seattle to Tonga flight deals. Data was last updated June 16, 2026.

Round-trip from

$1,481
(FlightHub)
From Seattle/Tacoma Intl to Tonga
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Tonga 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 June 16, 2026.
Use the filters below to find and compare flights from Seattle to Tonga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Sat 7/11

7:20 pm-1:45 am

2 stops34h 25m

Nuku‘alofa Fua'Amotu Intl

Sat 7/18

5:40 am-10:42 pm

2 stops37h 02m

$1,481

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Thu 11/5

4:15 pm-10:35 am

3 stops21h 20m

Nuku‘alofa Fua'Amotu Intl

Fri 11/13

11:20 am-10:54 pm

2 stops32h 34m

$1,562

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Mon 6/29

11:00 pm-3:55 pm

2 stops44h 55m

Nuku‘alofa Fua'Amotu Intl

Tue 7/7

10:55 am-6:32 pm

2 stops27h 37m

$1,580

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Mon 7/27

11:03 pm-1:45 am

2 stops54h 42m

Nuku‘alofa Fua'Amotu Intl

Mon 8/3

11:55 am-1:15 am

2 stops33h 20m

$1,693
Quickest round-trip

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Thu 11/5

4:15 pm-10:35 am

3 stops21h 20m

Nuku‘alofa Fua'Amotu Intl

Fri 11/13

5:40 am-4:56 pm

3 stops32h 16m

$1,734

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Sun 7/12

10:45 am-9:55 am

3 stops27h 10m

Nuku‘alofa Fua'Amotu Intl

Mon 8/10

11:55 am-6:32 pm

2 stops26h 37m

$2,876

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Sorted by cheapest first

Best time to book a flight from Seattle to Tonga

Have a flexible travel schedule? Discover the best time to fly to Tonga 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 Tonga
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 Tonga. 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 Tonga?

    If you book a flight to Tonga from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle.

  • How long is the flight from Seattle to Tonga?

    Departing from Seattle to Tonga will take you 21h 20m. Airlines will cover a distance of 5763 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Tonga 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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