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Cheap flights from Seattle to Tongatapu from $1,230

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Tongatapu departing on 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Tongatapu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:25 am - 10:35 am
SEA
-
TBU
27h 10m
2 stops
Multiple Airlines Logo
4:55 pm - 7:53 pm
TBU
-
SEA
22h 58m
2 stops
$1,230Multiple Airlines
Tue, Apr 21 - Fri, Apr 24
Multiple Airlines Logo
5:59 pm - 1:45 am
SEA
-
TBU
35h 46m
2 stops
Multiple Airlines Logo
5:40 am - 5:57 pm
TBU
-
SEA
32h 17m
2 stops
$1,257Multiple Airlines
Wed, Aug 26 - Tue, Sep 8
Multiple Airlines Logo
5:59 pm - 3:55 pm
SEA
-
TBU
25h 56m
2 stops
Multiple Airlines Logo
11:20 am - 7:16 pm
TBU
-
SEA
27h 56m
2 stops
$1,261Multiple Airlines
Wed, May 27 - Mon, Jun 1
Multiple Airlines Logo
5:55 pm - 1:45 am
SEA
-
TBU
35h 50m
2 stops
Multiple Airlines Logo
11:20 am - 12:04 am
TBU
-
SEA
32h 44m
2 stops
$1,288Multiple Airlines
Tue, Aug 25 - Mon, Sep 7
Multiple Airlines Logo
5:55 pm - 10:35 am
SEA
-
TBU
20h 40m
2 stops
Multiple Airlines Logo
5:40 am - 5:57 pm
TBU
-
SEA
32h 17m
2 stops
$1,301Multiple Airlines
Tue, Aug 25 - Tue, Sep 8
Multiple Airlines Logo
5:55 pm - 1:05 am
SEA
-
TBU
35h 10m
2 stops
Multiple Airlines Logo
11:20 am - 5:57 pm
TBU
-
SEA
26h 37m
2 stops
$1,313Multiple Airlines
Sun, Aug 23 - Wed, Sep 16
Multiple Airlines Logo
7:13 pm - 10:35 am
SEA
-
TBU
19h 22m
2 stops
Multiple Airlines Logo
11:20 am - 12:04 am
TBU
-
SEA
32h 44m
2 stops
$1,326Multiple Airlines
Wed, Aug 26 - Mon, Sep 7
Multiple Airlines Logo
4:20 pm - 10:35 am
SEA
-
TBU
22h 15m
2 stops
Multiple Airlines Logo
11:20 am - 12:04 am
TBU
-
SEA
32h 44m
2 stops
$1,339Multiple Airlines
Mon, Aug 24 - Mon, Sep 7
Multiple Airlines Logo
6:07 pm - 3:55 pm
SEA
-
TBU
25h 48m
2 stops
Multiple Airlines Logo
11:20 am - 7:14 pm
TBU
-
SEA
27h 54m
2 stops
$1,346Multiple Airlines
Thu, Jul 30 - Mon, Aug 10
Multiple Airlines Logo
4:20 pm - 10:35 am
SEA
-
TBU
22h 15m
2 stops
Multiple Airlines Logo
11:20 am - 12:04 am
TBU
-
SEA
32h 44m
2 stops
$1,352Multiple Airlines
Tue, Aug 25 - Mon, Sep 7

Fiji Airways flights from Seattle to Tongatapu

Our best Fiji Airways deals on Seattle to Tongatapu flight tickets
Fiji Airways
Aug 26
SEA7:13 pmSeattle/Tacoma Intl
34h 32m
2 stops
TBU1:45 amNuku‘alofa Fua'Amotu Intl
Sep 8
TBU5:40 amNuku‘alofa Fua'Amotu Intl
36h 00m
3 stops
SEA9:40 pmSeattle/Tacoma Intl
$1,442
Fiji Airways
Aug 26
SEA4:45 pmSeattle/Tacoma Intl
37h 00m
2 stops
TBU1:45 amNuku‘alofa Fua'Amotu Intl
Sep 9
TBU5:00 amNuku‘alofa Fua'Amotu Intl
33h 56m
2 stops
SEA6:56 pmSeattle/Tacoma Intl
$1,454
Fiji Airways
Aug 25
SEA4:49 pmSeattle/Tacoma Intl
36h 56m
2 stops
TBU1:45 amNuku‘alofa Fua'Amotu Intl
Sep 9
TBU5:00 amNuku‘alofa Fua'Amotu Intl
36h 07m
2 stops
SEA9:07 pmSeattle/Tacoma Intl
$1,554

Air New Zealand flights from Seattle to Tongatapu

Our best Air New Zealand deals on Seattle to Tongatapu flight tickets
Air New Zealand
Aug 24
SEA3:00 pmSeattle/Tacoma Intl
27h 35m
2 stops
TBU2:35 pmNuku‘alofa Fua'Amotu Intl
Sep 5
TBU11:55 amNuku‘alofa Fua'Amotu Intl
26h 37m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$1,992
Air New Zealand
Aug 25
SEA1:19 pmSeattle/Tacoma Intl
25h 26m
2 stops
TBU10:45 amNuku‘alofa Fua'Amotu Intl
Sep 5
TBU11:55 amNuku‘alofa Fua'Amotu Intl
30h 53m
2 stops
SEA10:48 pmSeattle/Tacoma Intl
$1,996
Air New Zealand
Aug 23
SEA5:40 amSeattle/Tacoma Intl
42h 05m
2 stops
TBU7:45 pmNuku‘alofa Fua'Amotu Intl
Sep 5
TBU11:55 amNuku‘alofa Fua'Amotu Intl
26h 37m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
$2,057

momondo 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, momondo users made 832,500 searches. Data last updated March 27, 2026.
Use the filters below to find and compare flights from Seattle to Tongatapu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Tue 4/21

11:25 am-10:35 am

2 stops27h 10m

Nuku‘alofa Fua'Amotu Intl

Fri 4/24

4:55 pm-7:53 pm

2 stops22h 58m

$1,230

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Wed 8/26

5:59 pm-1:45 am

2 stops35h 46m

Nuku‘alofa Fua'Amotu Intl

Tue 9/8

5:40 am-5:57 pm

2 stops32h 17m

$1,257

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Wed 5/27

5:59 pm-3:55 pm

2 stops25h 56m

Nuku‘alofa Fua'Amotu Intl

Mon 6/1

11:20 am-7:16 pm

2 stops27h 56m

$1,261

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Tue 8/25

5:55 pm-1:45 am

2 stops35h 50m

Nuku‘alofa Fua'Amotu Intl

Mon 9/7

11:20 am-12:04 am

2 stops32h 44m

$1,288

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Tue 8/25

5:55 pm-10:35 am

2 stops20h 40m

Nuku‘alofa Fua'Amotu Intl

Tue 9/8

5:40 am-5:57 pm

2 stops32h 17m

$1,301

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Sun 8/23

5:55 pm-1:05 am

2 stops35h 10m

Nuku‘alofa Fua'Amotu Intl

Wed 9/16

11:20 am-5:57 pm

2 stops26h 37m

$1,313

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Wed 8/26

7:13 pm-10:35 am

2 stops19h 22m

Nuku‘alofa Fua'Amotu Intl

Mon 9/7

11:20 am-12:04 am

2 stops32h 44m

$1,326

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Mon 8/24

4:20 pm-10:35 am

2 stops22h 15m

Nuku‘alofa Fua'Amotu Intl

Mon 9/7

11:20 am-12:04 am

2 stops32h 44m

$1,339

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Thu 7/30

6:07 pm-3:55 pm

2 stops25h 48m

Nuku‘alofa Fua'Amotu Intl

Mon 8/10

11:20 am-7:14 pm

2 stops27h 54m

$1,346

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Tue 8/25

4:20 pm-10:35 am

2 stops22h 15m

Nuku‘alofa Fua'Amotu Intl

Mon 9/7

11:20 am-12:04 am

2 stops32h 44m

$1,352

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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Cheap Seattle to Tongatapu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Tongatapu

Fastest flight time

25h 48m

Direct flights

None
The fastest flight from Seattle to Tongatapu takes 25h 48m
There are no direct flights from Seattle to Tongatapu. There are no popular flight routes from Seattle to Tongatapu.
Search flight deals

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Tongatapu?

    Prices for flights from Seattle/Tacoma Intl Airport to Tongatapu are updated daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Tongatapu?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tongatapu.

  • What documentation or ID do you need to fly to Tongatapu?

    The travel and health documents you'll need for your trip to Tongatapu may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tongatapu. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Seattle to Tongatapu?

    Price Alerts will notify you by email when the price for flights to Tongatapu from Seattle decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Seattle to Tongatapu with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Tongatapu?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Tongatapu. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Tongatapu with flexible booking policies on momondo?

Flights from Seattle to Tongatapu with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Tongatapu?

Once you have performed a search for Seattle to Tongatapu flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Tongatapu right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Tongatapu now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Tongatapu and let you know when they change.

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Sun 4/26
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Find better results for your trip to Tongatapu

Popular cities in Tongatapu

Popular flights according to clicks in the last 7 days on momondo
Flights to Nuku‘alofafrom $858