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Cheap flights from Portland to Tonga from $1,407

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Tonga departing on 1/13. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Portland to Tonga

Cheap round-trip flights

Enter your travel dates to find the best prices.
Fiji Airways Logo
5:55 pm - 1:50 am
PDX
-
TBU
34h 55m
2 stops
Fiji Airways Logo
11:20 am - 5:52 pm
TBU
-
PDX
27h 32m
2 stops
$1,407Fiji Airways
Wed, Jan 13 - Tue, Jan 26
Multiple Airlines Logo
10:33 am - 10:35 am
PDX
-
TBU
28h 02m
2 stops
Multiple Airlines Logo
11:20 am - 11:59 pm
TBU
-
PDX
32h 39m
2 stops
$1,474Multiple Airlines
Mon, Aug 31 - Mon, Sep 7
Fiji Airways Logo
2:30 pm - 5:55 pm
PDX
-
TBU
30h 25m
2 stops
Fiji Airways Logo
11:20 am - 5:52 pm
TBU
-
PDX
27h 32m
2 stops
$1,482Fiji Airways
Wed, Jan 13 - Sat, Jan 23
Air New Zealand Logo
1:39 pm - 10:50 am
PDX
-
TBU
24h 11m
2 stops
Air New Zealand Logo
1:20 pm - 6:31 pm
TBU
-
PDX
26h 11m
2 stops
$1,501Air New Zealand
Thu, Jan 14 - Wed, Jan 27
Fiji Airways Logo
5:50 pm - 10:35 am
PDX
-
TBU
19h 45m
3 stops
Fiji Airways Logo
11:20 am - 5:52 pm
TBU
-
PDX
27h 32m
2 stops
$1,526Fiji Airways
Thu, Jan 14 - Wed, Jan 27
Multiple Airlines Logo
5:50 pm - 10:35 am
PDX
-
TBU
19h 45m
3 stops
Multiple Airlines Logo
11:20 am - 4:27 pm
TBU
-
PDX
26h 07m
2 stops
$1,530Multiple Airlines
Thu, Jan 14 - Mon, Jan 25
Fiji Airways Logo
5:55 pm - 1:50 am
PDX
-
TBU
34h 55m
2 stops
Fiji Airways Logo
5:40 am - 5:52 pm
TBU
-
PDX
33h 12m
2 stops
$1,532Fiji Airways
Wed, Jan 13 - Fri, Jan 29
Multiple Airlines Logo
1:39 pm - 10:50 am
PDX
-
TBU
24h 11m
2 stops
Multiple Airlines Logo
10:10 am - 4:50 pm
TBU
-
PDX
27h 40m
2 stops
$1,534Multiple Airlines
Thu, Jan 14 - Tue, Jan 26
Air New Zealand Logo
1:39 pm - 10:50 am
PDX
-
TBU
24h 11m
2 stops
Air New Zealand Logo
12:10 pm - 6:31 pm
TBU
-
PDX
27h 21m
2 stops
$1,560Air New Zealand
Thu, Jan 14 - Sat, Jan 23
Air New Zealand Logo
1:39 pm - 10:50 am
PDX
-
TBU
24h 11m
2 stops
Air New Zealand Logo
9:40 pm - 6:31 pm
TBU
-
PDX
41h 51m
2 stops
$1,579Air New Zealand
Thu, Jan 14 - Fri, Jan 29

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Fiji Airways flights from Portland to Tonga

Our best Fiji Airways deals on Portland to Tonga flight tickets
Fiji Airways
Jan 13
PDX5:55 pmPortland
34h 55m
2 stops
TBU1:50 amNuku‘alofa Fua'Amotu Intl
Jan 26
TBU11:20 amNuku‘alofa Fua'Amotu Intl
27h 32m
2 stops
PDX5:52 pmPortland
$1,407
Fiji Airways
Jan 13
PDX2:30 pmPortland
30h 25m
2 stops
TBU5:55 pmNuku‘alofa Fua'Amotu Intl
Jan 23
TBU11:20 amNuku‘alofa Fua'Amotu Intl
27h 32m
2 stops
PDX5:52 pmPortland
$1,482
Fiji Airways
Jan 14
PDX5:50 pmPortland
19h 45m
3 stops
TBU10:35 amNuku‘alofa Fua'Amotu Intl
Jan 27
TBU11:20 amNuku‘alofa Fua'Amotu Intl
27h 32m
2 stops
PDX5:52 pmPortland
$1,526

Air New Zealand flights from Portland to Tonga

Our best Air New Zealand deals on Portland to Tonga flight tickets
Air New Zealand
Jan 14
PDX1:39 pmPortland
24h 11m
2 stops
TBU10:50 amNuku‘alofa Fua'Amotu Intl
Jan 27
TBU1:20 pmNuku‘alofa Fua'Amotu Intl
26h 11m
2 stops
PDX6:31 pmPortland
$1,501
Air New Zealand
Jan 14
PDX1:39 pmPortland
24h 11m
2 stops
TBU10:50 amNuku‘alofa Fua'Amotu Intl
Jan 23
TBU12:10 pmNuku‘alofa Fua'Amotu Intl
27h 21m
2 stops
PDX6:31 pmPortland
$1,560
Air New Zealand
Jan 14
PDX1:39 pmPortland
24h 11m
2 stops
TBU10:50 amNuku‘alofa Fua'Amotu Intl
Jan 29
TBU9:40 pmNuku‘alofa Fua'Amotu Intl
41h 51m
2 stops
PDX6:31 pmPortland
$1,579

momondo Fare Finder

 
Customize your flight search to find flights from Portland 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 July 18, 2026.
Use the filters below to find and compare flights from Portland to Tonga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Wed 1/13

5:55 pm-1:50 am

2 stops34h 55m

Nuku‘alofa Fua'Amotu Intl

Tue 1/26

11:20 am-5:52 pm

2 stops27h 32m

$1,407

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Mon 8/31

10:33 am-10:35 am

2 stops28h 02m

Nuku‘alofa Fua'Amotu Intl

Mon 9/7

11:20 am-11:59 pm

2 stops32h 39m

$1,474

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Wed 1/13

2:30 pm-5:55 pm

2 stops30h 25m

Nuku‘alofa Fua'Amotu Intl

Sat 1/23

11:20 am-5:52 pm

2 stops27h 32m

$1,482

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Thu 1/14

1:39 pm-10:50 am

2 stops24h 11m

Nuku‘alofa Fua'Amotu Intl

Wed 1/27

1:20 pm-6:31 pm

2 stops26h 11m

$1,501

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Thu 1/14

5:50 pm-10:35 am

3 stops19h 45m

Nuku‘alofa Fua'Amotu Intl

Wed 1/27

11:20 am-5:52 pm

2 stops27h 32m

$1,526
Quickest round-trip

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Thu 1/14

5:50 pm-10:35 am

3 stops19h 45m

Nuku‘alofa Fua'Amotu Intl

Mon 1/25

11:20 am-4:27 pm

2 stops26h 07m

$1,530

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Wed 1/13

5:55 pm-1:50 am

2 stops34h 55m

Nuku‘alofa Fua'Amotu Intl

Fri 1/29

5:40 am-5:52 pm

2 stops33h 12m

$1,532

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Thu 1/14

1:39 pm-10:50 am

2 stops24h 11m

Nuku‘alofa Fua'Amotu Intl

Tue 1/26

10:10 am-4:50 pm

2 stops27h 40m

$1,534

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Thu 1/14

1:39 pm-10:50 am

2 stops24h 11m

Nuku‘alofa Fua'Amotu Intl

Sat 1/23

12:10 pm-6:31 pm

2 stops27h 21m

$1,560

PortlandNuku‘alofa

PDX - TBU

PDXTBU

Portland

Thu 1/14

1:39 pm-10:50 am

2 stops24h 11m

Nuku‘alofa Fua'Amotu Intl

Fri 1/29

9:40 pm-6:31 pm

2 stops41h 51m

$1,579

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Portland to Tonga flight deals and tips

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

Fastest flight time

26h 23m

Direct flights

None
The fastest flight from Portland to Tonga takes 26h 23m
There are no direct flights from Portland to Tonga. There are no popular flight routes from Portland to Tonga.
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Frequently asked questions about flying from Portland to Tonga

  • When did momondo last update prices for flights from Portland Airport to Tonga?

    Prices for flights from Portland Airport to Tonga were last updated today.

  • How old do you have to be to fly from Portland Airport to Tonga?

    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 Portland Airport to Tonga.

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

    The travel and health documents required for your trip to Tonga 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 Tonga. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Portland to Tonga

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

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland from Tonga. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Portland to Tonga with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • 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 Portland to Tonga?

Finding the right flight to Tonga from Portland 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 Portland to Tonga with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Tonga from Portland with this policy.

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

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

Yes momondo offers price alerts on flights to Tonga from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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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 $1,083