$1,399+ 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TBU
Dec 13 — Dec 201
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest
Best
Last-minute
Cheapest flights from Seattle to TongaExplore 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 November 13, 2026.
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 November 13, 2026.
This oojo deal was found by Cheapflights users on 11/9. 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.
Mon 12/78:09 pm -
2 stops45h 51m
Mon 12/1411:20 am -
2 stops31h 04m
Deal found 11/9![Multiple Airlines logo]()
$1,399
This oojo deal was found by Cheapflights users on 11/9. 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.
Mon 12/76:30 pm -
3 stops47h 30m
Mon 12/1411:20 am -
2 stops31h 04m
Deal found 11/9![Fiji Airways logo]()
$1,517
This Priceline deal was found by Cheapflights users on 11/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:46 pm -
2 stops57h 04m
Fri 1/15:40 am -
3 stops23h 01m
Deal found 11/9![Multiple Airlines logo]()
$1,878
Best flights from Seattle to TongaDiscover carefully curated flight deals from Seattle to Tonga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2026.
Discover carefully curated flight deals from Seattle to Tonga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 13, 2026.
This oojo deal was found by Cheapflights users on 11/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/44:12 pm -
2 stops37h 33m
Sat 4/105:40 am -
2 stops33h 06m
Deal found 11/12![Multiple Airlines logo]()
$1,460
This Fiji Airways deal was found by Cheapflights users on 11/9. 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 4/66:40 pm -
2 stops19h 55m
Fri 4/94:55 pm -
2 stops21h 07m
Deal found 11/9![Fiji Airways logo]()
$1,559
This Fiji Airways deal was found by Cheapflights users on 11/12. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/74:12 pm -
2 stops21h 23m
Thu 3/115:00 am -
2 stops51h 22m
Deal found 11/12![Fiji Airways logo]()
$1,645
This Fiji Airways deal was found by Cheapflights users on 11/9. 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.
Sun 4/43:50 pm -
2 stops37h 55m
Mon 4/1211:20 am -
2 stops26h 47m
Deal found 11/9![Fiji Airways logo]()
$1,647
This Priceline deal was found by Cheapflights users on 11/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:46 pm -
2 stops57h 04m
Fri 1/15:40 am -
3 stops23h 01m
Deal found 11/9![Multiple Airlines logo]()
$1,878
This Fiji Airways deal was found by Cheapflights users on 11/9. 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.
Sun 4/43:50 pm -
2 stops22h 45m
Thu 4/85:40 am -
2 stops32h 27m
Deal found 11/9![Fiji Airways logo]()
$1,734
Last-minute flights from Seattle to TongaDiscover last-minute flight deals from Seattle to Tonga. Data last updated November 13, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Tonga. Data last updated November 13, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 11/9. 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.
Mon 12/78:09 pm -
2 stops45h 51m
Mon 12/1411:20 am -
2 stops31h 04m
Deal found 11/9![Multiple Airlines logo]()
$1,399
This oojo deal was found by Cheapflights users on 11/9. 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.
Mon 12/76:30 pm -
3 stops47h 30m
Mon 12/1411:20 am -
2 stops31h 04m
Deal found 11/9![Fiji Airways logo]()
$1,517
This Priceline deal was found by Cheapflights users on 11/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:46 pm -
2 stops57h 04m
Fri 1/15:40 am -
3 stops23h 01m
Deal found 11/9![Multiple Airlines logo]()
$1,878
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 November 13, 2026.
Round-trip from | $1,302 (FlightHub) |
|---|
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 7,457,451 searches. Data last updated November 13, 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
Cheapest round-trip
SeattleNuku‘alofa
SEA Seattle/Tacoma Intl - TBU Nuku‘alofa Fua'Amotu Intl
SEATBU
Seattle/Tacoma Intl
Sun 4/4
4:12 pm-1:45 am
2 stops37h 33m
Nuku‘alofa Fua'Amotu Intl
Sat 4/10
5:40 am-6:46 pm
2 stops33h 06m
$1,460
Quickest round-trip
SeattleNuku‘alofa
SEA Seattle/Tacoma Intl - TBU Nuku‘alofa Fua'Amotu Intl
SEATBU
Seattle/Tacoma Intl
Tue 4/6
6:40 pm-10:35 am
2 stops19h 55m
Nuku‘alofa Fua'Amotu Intl
Fri 4/9
4:55 pm-6:02 pm
2 stops21h 07m
$1,559
SeattleNuku‘alofa
SEA Seattle/Tacoma Intl - TBU Nuku‘alofa Fua'Amotu Intl
SEATBU
Seattle/Tacoma Intl
Sun 3/7
4:12 pm-10:35 am
2 stops21h 23m
Nuku‘alofa Fua'Amotu Intl
Thu 3/11
5:00 am-11:22 am
2 stops51h 22m
$1,645
SeattleNuku‘alofa
SEA Seattle/Tacoma Intl - TBU Nuku‘alofa Fua'Amotu Intl
SEATBU
Seattle/Tacoma Intl
Sun 4/4
3:50 pm-1:45 am
2 stops37h 55m
Nuku‘alofa Fua'Amotu Intl
Mon 4/12
11:20 am-6:07 pm
2 stops26h 47m
$1,647
SeattleNuku‘alofa
SEA Seattle/Tacoma Intl - TBU Nuku‘alofa Fua'Amotu Intl
SEATBU
Seattle/Tacoma Intl
Sun 4/4
3:50 pm-10:35 am
2 stops22h 45m
Nuku‘alofa Fua'Amotu Intl
Thu 4/8
5:40 am-6:07 pm
2 stops32h 27m
$1,734
SeattleNuku‘alofa
SEA Seattle/Tacoma Intl - TBU Nuku‘alofa Fua'Amotu Intl
SEATBU
Seattle/Tacoma Intl
Fri 12/25
7:46 pm-1:50 am
2 stops57h 04m
Nuku‘alofa Fua'Amotu Intl
Fri 1/1
5:40 am-7:41 am
3 stops23h 01m
$1,878
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.
SEA-TBU
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
SEA-TO0
SEA-TBU
No data available for this route at this time. Please check back soon.
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