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Tongatapu

$2,013+ Cheap flights from Dulles Intl (IAD) to Tongatapu

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — TBU
dic. 26 — ene. 21
vie. 12/26
vie. 1/2
1 adult, Economy
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Cheap flight deals from Dulles Intl to Tongatapu

Keep the following information in mind while searching for Dulles Intl to Tongatapu flight deals. Data was last updated noviembre 26, 2025.

Round-trip from

$2,013
(Mytrip)
From Washington, D.C. Dulles Intl to Tongatapu
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Find flight deals from Dulles Intl to Tongatapu

Best flights from Dulles Intl to Tongatapu
Discover carefully curated flight deals from Dulles Intl to Tongatapu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated noviembre 26, 2025.

This Mytrip deal was found by Cheapflights users on 11/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/2710:09 pmIAD - TBU
3 stops42h 26mMultiple Airlines
mar. 3/311:20 amTBU - IAD
3 stops45h 35mMultiple Airlines
Deal found 11/24$2,013
This KAYAK deal was found by Cheapflights users on 11/26. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/166:03 amIAD - TBU
2 stops35h 52mAir New Zealand
sáb. 2/289:35 pmTBU - IAD
2 stops49h 51mAir New Zealand
Deal found 11/26$2,059
This KAYAK deal was found by Cheapflights users on 11/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 1/3010:20 pmIAD - TBU
2 stops52h 00mAir New Zealand
sáb. 2/149:35 pmTBU - IAD
2 stops42h 41mAir New Zealand
Deal found 11/25$2,190
This Priceline deal was found by Cheapflights users on 11/24. 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.
vie. 2/2710:05 pmIAD - TBU
2 stops52h 15mAir New Zealand
mar. 3/39:35 pmTBU - IAD
2 stops42h 41mAir New Zealand
Deal found 11/24$2,290
This oojo deal was found by Cheapflights users on 11/24. 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.
mié. 2/186:03 amIAD - TBU
2 stops34h 07mAir New Zealand
sáb. 2/289:35 pmTBU - IAD
2 stops44h 21mAir New Zealand
Deal found 11/24$9,653
This Expedia deal was found by Cheapflights users on 11/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/1812:33 pmIAD - TBU
3 stops57h 12mMultiple Airlines
sáb. 2/289:35 pmTBU - IAD
2 stops44h 21mMultiple Airlines
Deal found 11/24$17,796

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated noviembre 26, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Tongatapu that are best for you.

Fly from

Dulles Intl

Fly to

Tongatapu

Route

Depart

Return

Price

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

vie. 2/27

10:09 pm-10:35 am

3 stops42h 26m

Nuku‘alofa Fua'Amotu Intl

mar. 3/3

11:20 am-2:55 pm

3 stops45h 35m

$2,013

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

lun. 2/16

6:03 am-11:55 am

2 stops35h 52m

Nuku‘alofa Fua'Amotu Intl

sáb. 2/28

9:35 pm-5:26 am

2 stops49h 51m

$2,059

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

vie. 1/30

10:20 pm-8:20 pm

2 stops52h 00m

Nuku‘alofa Fua'Amotu Intl

sáb. 2/14

9:35 pm-10:16 pm

2 stops42h 41m

$2,190

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

vie. 2/27

10:05 pm-8:20 pm

2 stops52h 15m

Nuku‘alofa Fua'Amotu Intl

mar. 3/3

9:35 pm-10:16 pm

2 stops42h 41m

$2,290

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

mié. 2/18

6:03 am-10:10 am

2 stops34h 07m

Nuku‘alofa Fua'Amotu Intl

sáb. 2/28

9:35 pm-11:56 pm

2 stops44h 21m

$9,653

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

mié. 2/18

12:33 pm-3:45 pm

3 stops57h 12m

Nuku‘alofa Fua'Amotu Intl

sáb. 2/28

9:35 pm-11:56 pm

2 stops44h 21m

$17,796

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Best time to book a flight from Dulles Intl to Tongatapu

Have a flexible travel schedule? Discover the best time to fly to Tongatapu from Dulles Intl with our price prediction graph.
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 Washington, D.C. Dulles Intl Airport to Tongatapu
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Tongatapu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Tongatapu?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Tongatapu in 35h 52m. Fly via Air New Zealand to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Tongatapu is about 7523 mi.

  • Can I find deals for flights from Dulles Intl to Tongatapu that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Tongatapu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Tongatapu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Tongatapu.

  • Can I find deals for business class flights from Dulles Intl to Tongatapu?

    Yes. Cheapflights offers flight deals from Dulles Intl to Tongatapu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Dulles Intl to Tongatapu

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