When did momondo last update prices for flights from Washington to Tongatapu?

Prices for flights from Washington to Tongatapu refresh daily.

How old do you have to be to fly from Washington to Tongatapu?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Tongatapu.

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

The travel and health documents required for your trip to Tongatapu can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Tongatapu. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$895 Cheap Flights from Washington to Tongatapu in 2026

Find the cheapest flights from Washington to Tongatapu

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 pm - 2:55 pm

SEA

TBU

25h 50m

2 stops

11:20 am - 9:26 pm

TBU

SEA

30h 06m

2 stops

$1,284Fiji Airways

Wed, Oct 14 - Wed, Oct 28

8:42 pm - 1:45 am

SEA

TBU

57h 03m

2 stops

4:55 pm - 6:00 pm

TBU

SEA

21h 05m

2 stops

$1,422Multiple Airlines

Fri, Aug 7 - Fri, Aug 14

8:42 pm - 2:55 pm

SEA

TBU

46h 13m

3 stops

5:40 am - 9:26 pm

TBU

SEA

35h 46m

2 stops

$1,528Fiji Airways

Wed, Oct 14 - Wed, Oct 28

5:37 pm - 10:35 am

PDX

TBU

20h 58m

2 stops

5:40 am - 8:49 pm

TBU

PDX

35h 09m

2 stops

$1,588Multiple Airlines

Wed, Aug 5 - Wed, Aug 12

10:45 am - 1:45 am

PDX

TBU

43h 00m

2 stops

8:55 pm - 2:51 pm

TBU

PDX

61h 56m

2 stops

$1,628Multiple Airlines

Sat, Jul 4 - Sat, Jul 25

8:42 pm - 1:45 am

SEA

TBU

57h 03m

2 stops

5:40 am - 8:00 am

TBU

SEA

22h 20m

3 stops

$1,657Multiple Airlines

Fri, Aug 7 - Fri, Aug 14

2:49 pm - 1:45 am

PDX

TBU

38h 56m

2 stops

5:40 am - 10:36 pm

TBU

PDX

36h 56m

2 stops

$1,746Fiji Airways

Sat, Jul 4 - Wed, Jul 22

2:49 pm - 1:45 am

PDX

TBU

38h 56m

2 stops

5:40 am - 6:11 am

TBU

PDX

44h 31m

3 stops

$1,752Fiji Airways

Sat, Jul 4 - Tue, Jul 28

10:45 am - 1:45 am

PDX

TBU

43h 00m

2 stops

10:40 pm - 7:11 pm

TBU

PDX

40h 31m

2 stops

$1,803Multiple Airlines

Sat, Jul 4 - Fri, Jul 24

5:08 pm - 9:55 am

PDX

TBU

20h 47m

2 stops

5:40 am - 10:36 pm

TBU

PDX

36h 56m

2 stops

$1,808Fiji Airways

Mon, Jul 6 - Wed, Jul 22

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Fiji Airways flights from State of Washington to Tongatapu

Our best Fiji Airways deals on State of Washington to Tongatapu flight tickets

Fiji Airways

Oct 14

SEA5:05 pmSeattle/Tacoma Intl

25h 50m

2 stops

TBU2:55 pmNuku‘alofa Fua'Amotu Intl

Oct 28

TBU11:20 amNuku‘alofa Fua'Amotu Intl

30h 06m

2 stops

SEA9:26 pmSeattle/Tacoma Intl

$1,284

Fiji Airways

Oct 14

SEA8:42 pmSeattle/Tacoma Intl

46h 13m

3 stops

TBU2:55 pmNuku‘alofa Fua'Amotu Intl

Oct 28

TBU5:40 amNuku‘alofa Fua'Amotu Intl

35h 46m

2 stops

SEA9:26 pmSeattle/Tacoma Intl

$1,528

Fiji Airways

Jul 4

PDX2:49 pmPortland

38h 56m

2 stops

TBU1:45 amNuku‘alofa Fua'Amotu Intl

Jul 22

TBU5:40 amNuku‘alofa Fua'Amotu Intl

36h 56m

2 stops

PDX10:36 pmPortland

$1,746

Qantas Airways flights from State of Washington to Tongatapu

Our best Qantas Airways deals on State of Washington to Tongatapu flight tickets

Qantas Airways

Jul 5

PDX5:36 pmPortland

26h 54m

2 stops

TBU4:30 pmNuku‘alofa Fua'Amotu Intl

Jul 28

TBU5:30 pmNuku‘alofa Fua'Amotu Intl

26h 22m

2 stops

PDX11:52 pmPortland

$16,965

Qantas Airways

Jul 2

PDX2:39 pmPortland

29h 51m

2 stops

TBU4:30 pmNuku‘alofa Fua'Amotu Intl

Jul 28

TBU5:30 pmNuku‘alofa Fua'Amotu Intl

26h 22m

2 stops

PDX11:52 pmPortland

$17,499

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Wed 10/14

5:05 pm-2:55 pm

2 stops25h 50m

Nuku‘alofa Fua'Amotu Intl

Wed 10/28

11:20 am-9:26 pm

2 stops30h 06m

$1,284

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Fri 8/7

8:42 pm-1:45 am

2 stops57h 03m

Nuku‘alofa Fua'Amotu Intl

Fri 8/14

4:55 pm-6:00 pm

2 stops21h 05m

$1,422

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Wed 10/14

8:42 pm-2:55 pm

3 stops46h 13m

Nuku‘alofa Fua'Amotu Intl

Wed 10/28

5:40 am-9:26 pm

2 stops35h 46m

$1,528

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Wed 8/5

5:37 pm-10:35 am

2 stops20h 58m

Nuku‘alofa Fua'Amotu Intl

Wed 8/12

5:40 am-8:49 pm

2 stops35h 09m

$1,588

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Sat 7/4

10:45 am-1:45 am

2 stops43h 00m

Nuku‘alofa Fua'Amotu Intl

Sat 7/25

8:55 pm-2:51 pm

2 stops61h 56m

$1,628

SeattleNuku‘alofa

SEA - TBU

SEATBU

Seattle/Tacoma Intl

Fri 8/7

8:42 pm-1:45 am

2 stops57h 03m

Nuku‘alofa Fua'Amotu Intl

Fri 8/14

5:40 am-8:00 am

3 stops22h 20m

$1,657

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Sat 7/4

2:49 pm-1:45 am

2 stops38h 56m

Nuku‘alofa Fua'Amotu Intl

Wed 7/22

5:40 am-10:36 pm

2 stops36h 56m

$1,746

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Sat 7/4

2:49 pm-1:45 am

2 stops38h 56m

Nuku‘alofa Fua'Amotu Intl

Tue 7/28

5:40 am-6:11 am

3 stops44h 31m

$1,752

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Sat 7/4

10:45 am-1:45 am

2 stops43h 00m

Nuku‘alofa Fua'Amotu Intl

Fri 7/24

10:40 pm-7:11 pm

2 stops40h 31m

$1,803

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Mon 7/6

5:08 pm-9:55 am

2 stops20h 47m

Nuku‘alofa Fua'Amotu Intl

Wed 7/22

5:40 am-10:36 pm

2 stops36h 56m

$1,808

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Tongatapu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Washington to Tongatapu?

Fiji Airways is the most popular carrier operating from Washington to Tongatapu

Cheap State of Washington to Tongatapu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Tongatapu

Fastest flight time	25h 50m
Direct flights	None

The fastest flight from State of Washington to Tongatapu takes 25h 50m

There are no direct flights from State of Washington to Tongatapu. There are no popular flight routes from State of Washington to Tongatapu.

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Frequently asked questions about flying from Washington to Tongatapu

When did momondo last update prices for flights from Washington to Tongatapu?
Prices for flights from Washington to Tongatapu refresh daily.
How old do you have to be to fly from Washington to Tongatapu?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington to Tongatapu.
What documentation or ID do you need to fly to Tongatapu?
The travel and health documents required for your trip to Tongatapu can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Tongatapu. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

Finding the right flight to Tongatapu from Washington 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 Tongatapu quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Washington to Tongatapu flights to just show those with flexible booking policies.

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

Once you have performed a search for Washington 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 Washington to Tongatapu right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington to Tongatapu flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Flights to Nuku‘alofafrom $1,017

Cheap flights from Washington to Tongatapu from $895

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Tongatapu departing on 6/30. 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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Fiji Airways flights from State of Washington to Tongatapu

Our best Fiji Airways deals on State of Washington to Tongatapu flight tickets

Qantas Airways flights from State of Washington to Tongatapu

Our best Qantas Airways deals on State of Washington to Tongatapu flight tickets

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How to get the cheapest flight ticket from State of Washington to Tongatapu

What is the cheapest airline that flies from Washington to Tongatapu?

Cheap State of Washington to Tongatapu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Tongatapu

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington to Tongatapu

Why use momondo?

An easier way to manage your Tongatapu 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Tongatapu

Popular cities in Tongatapu

Popular flights according to clicks in the last 7 days on momondo

State of Washington flight routes

According to popular flight searches on momondo this year

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According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in Tongatapu. Availability may vary depending on flight origin and airline.

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