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Tongatapu

$1,228+ Cheap flights from Reagan-National (DCA) 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — TBU
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Reagan-National to Tongatapu

Cheapest flights from Reagan-National to Tongatapu
Explore the most affordable flight options available from Reagan-National to Tongatapu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Fiji Airways deal was found by Cheapflights users on 1/20. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:59 pm
DCA
-
TBU
2 stops37h 46m
Fiji Airways
Sat 4/114:55 pm
TBU
-
DCA
2 stops23h 00m
Fiji Airways
Deal found 1/20$1,228
This Fiji Airways deal was found by Cheapflights users on 1/20. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:17 pm
DCA
-
TBU
2 stops29h 38m
Multiple Airlines
Wed 10/711:20 am
TBU
-
DCA
2 stops49h 40m
Multiple Airlines
Deal found 1/20$1,405

Find flight deals from Reagan-National to Tongatapu

Keep the following information in mind while searching for Reagan-National to Tongatapu flight deals. Data was last updated January 21, 2026.

Round-trip from

$1,228
(Fiji Airways)
From Washington, D.C. Reagan-National to Tongatapu
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 January 21, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Tongatapu that are best for you.

Fly from

Reagan-National

Fly to

Tongatapu

Route

Depart

Return

Price

Washington, D.C.Nuku‘alofa

DCA - TBU

DCATBU

Washington, D.C. Reagan-National

Tue 4/7

6:59 pm-1:45 am

2 stops37h 46m

Nuku‘alofa Fua'Amotu Intl

Sat 4/11

4:55 pm-10:55 pm

2 stops23h 00m

$1,228

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Best time to book a flight from Reagan-National to Tongatapu

Have a flexible travel schedule? Discover the best time to fly to Tongatapu from Reagan-National 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. Reagan-National 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 Reagan-National 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. Reagan-National Airport to Tongatapu?

    Airlines like Fiji Airways fly from Washington, D.C. Reagan-National Airport to Tongatapu in about 37h 46m. The time it takes to get you to your destination can typically vary by up to . The distance from Washington, D.C. Reagan-National Airport to Tongatapu is about 7543 mi.

  • Can I find deals for flights from Reagan-National to Tongatapu that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Tongatapu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Tongatapu?

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

  • Can I find deals for business class flights from Reagan-National to Tongatapu?

    Yes. Cheapflights offers flight deals from Reagan-National 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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