Latest deals
FAQs
Price Alerts

Cheap flights from Seattle to Tonga from $1,276

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 Tonga departing on 1/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Seattle to Tonga

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:57 pm - 10:00 am
SEA
-
TBU
21h 03m2 stops
Multiple Airlines Logo
4:00 pm - 5:52 pm
TBU
-
SEA
22h 52m2 stops
$1,276Multiple Airlines
Mon, Jan 26 - Sat, Feb 7
Multiple Airlines Logo
12:59 pm - 3:00 pm
SEA
-
TBU
29h 01m2 stops
Multiple Airlines Logo
5:00 am - 8:58 am
TBU
-
SEA
48h 58m2 stops
$1,502Multiple Airlines
Thu, Jan 8 - Thu, Jan 29
Multiple Airlines Logo
10:59 am - 3:00 pm
SEA
-
TBU
31h 01m2 stops
Multiple Airlines Logo
5:00 am - 8:45 pm
TBU
-
SEA
36h 45m2 stops
$1,510Multiple Airlines
Thu, Jan 8 - Thu, Jan 29
Fiji Airways Logo
5:50 pm - 10:35 am
SEA
-
TBU
44h 45m3 stops
Fiji Airways Logo
4:55 pm - 6:38 pm
TBU
-
SEA
21h 43m2 stops
$1,562Fiji Airways
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
5:45 pm - 1:05 am
SEA
-
TBU
34h 20m3 stops
Multiple Airlines Logo
4:00 pm - 3:43 pm
TBU
-
SEA
44h 43m2 stops
$1,569Multiple Airlines
Mon, Jan 26 - Sat, Feb 7
Multiple Airlines Logo
12:59 pm - 3:00 pm
SEA
-
TBU
29h 01m2 stops
Multiple Airlines Logo
4:00 pm - 8:07 pm
TBU
-
SEA
49h 07m3 stops
$1,620Multiple Airlines
Thu, Jan 8 - Thu, Jan 29
Fiji Airways Logo
5:50 pm - 10:35 am
SEA
-
TBU
44h 45m3 stops
Fiji Airways Logo
5:40 am - 12:53 am
TBU
-
SEA
39h 13m3 stops
$1,827Fiji Airways
Mon, Apr 27 - Fri, May 1
Fiji Airways Logo
11:45 am - 3:00 pm
SEA
-
TBU
30h 15m3 stops
Fiji Airways Logo
4:00 pm - 8:07 pm
TBU
-
SEA
49h 07m3 stops
$2,553Fiji Airways
Thu, Jan 8 - Thu, Jan 29
Multiple Airlines Logo
8:00 pm - 1:05 am
SEA
-
TBU
32h 05m3 stops
Multiple Airlines Logo
9:35 pm - 11:30 am
TBU
-
SEA
34h 55m3 stops
$3,264Multiple Airlines
Mon, Jan 26 - Sat, Feb 7

Fiji Airways flights from Seattle to Tonga

Our best Fiji Airways deals on Seattle to Tonga flight tickets
Fiji Airways
Apr 27
SEA5:50 pmSeattle/Tacoma Intl
44h 45m
3 stops
TBU10:35 amNuku‘alofa Fua'Amotu Intl
May 1
TBU4:55 pmNuku‘alofa Fua'Amotu Intl
21h 43m
2 stops
SEA6:38 pmSeattle/Tacoma Intl
$1,562
Find similar
Fiji Airways
Apr 27
SEA5:50 pmSeattle/Tacoma Intl
44h 45m
3 stops
TBU10:35 amNuku‘alofa Fua'Amotu Intl
May 1
TBU4:55 pmNuku‘alofa Fua'Amotu Intl
21h 43m
2 stops
SEA6:38 pmSeattle/Tacoma Intl
$1,583
Find similar
Fiji Airways
Apr 27
SEA5:50 pmSeattle/Tacoma Intl
44h 45m
3 stops
TBU10:35 amNuku‘alofa Fua'Amotu Intl
May 1
TBU5:40 amNuku‘alofa Fua'Amotu Intl
39h 13m
3 stops
SEA12:53 amSeattle/Tacoma Intl
$1,827
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
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

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Mon 1/26

3:57 pm-10:00 am

2 stops21h 03m

Nuku‘alofa Fua'Amotu Intl

Sat 2/7

4:00 pm-5:52 pm

2 stops22h 52m

$1,276

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Thu 1/8

12:59 pm-3:00 pm

2 stops29h 01m

Nuku‘alofa Fua'Amotu Intl

Thu 1/29

5:00 am-8:58 am

2 stops48h 58m

$1,502

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Thu 1/8

10:59 am-3:00 pm

2 stops31h 01m

Nuku‘alofa Fua'Amotu Intl

Thu 1/29

5:00 am-8:45 pm

2 stops36h 45m

$1,510

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Mon 4/27

5:50 pm-10:35 am

3 stops44h 45m

Nuku‘alofa Fua'Amotu Intl

Fri 5/1

4:55 pm-6:38 pm

2 stops21h 43m

$1,562

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Mon 1/26

5:45 pm-1:05 am

3 stops34h 20m

Nuku‘alofa Fua'Amotu Intl

Sat 2/7

4:00 pm-3:43 pm

2 stops44h 43m

$1,569

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Thu 1/8

12:59 pm-3:00 pm

2 stops29h 01m

Nuku‘alofa Fua'Amotu Intl

Thu 1/29

4:00 pm-8:07 pm

3 stops49h 07m

$1,620

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Mon 4/27

5:50 pm-10:35 am

3 stops44h 45m

Nuku‘alofa Fua'Amotu Intl

Fri 5/1

5:40 am-12:53 am

3 stops39h 13m

$1,827

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Thu 1/8

11:45 am-3:00 pm

3 stops30h 15m

Nuku‘alofa Fua'Amotu Intl

Thu 1/29

4:00 pm-8:07 pm

3 stops49h 07m

$2,553

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Mon 1/26

8:00 pm-1:05 am

3 stops32h 05m

Nuku‘alofa Fua'Amotu Intl

Sat 2/7

9:35 pm-11:30 am

3 stops34h 55m

$3,264

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Seattle to Tonga flight deals and tips

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

Fastest flight time

21h 03m

Direct flights

None
The fastest flight from Seattle to Tonga takes 21h 03m
There are no direct flights from Seattle to Tonga. There are no popular flight routes from Seattle to Tonga.
Search flight deals

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

    Prices for flights from Seattle/Tacoma Intl Airport to Tonga were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Tonga.

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

    The required travel and health documents for your Tonga trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Tonga. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

    Price Alerts will notify you by email when the price for flights to Tonga 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 Tonga with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

Finding the right flight to Tonga from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Tonga quick and easy, saving you time and money.

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

All flight searches from Seattle to Tonga on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Tonga.

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

If you are simply researching potential flights to Tonga, momondo offers a useful price alert feature which will track prices for flights to Tonga from Seattle and alert you when they change.

An easier way to manage your Tonga trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 1/22
Thu 1/29
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Tonga

Popular cities in Tonga

Popular flights according to clicks in the last 7 days on momondo
Flights to Nuku‘alofafrom $951