Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Washington, D.C. to Tongatapu from $629

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, D.C. to Tongatapu departing on 5/23. 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 Washington, D.C. to Tongatapu

Cheap round-trip flights

Enter your travel dates to find the best prices.
Fiji Airways Logo
6:59 pm - 3:55 pm
DCA
-
TBU
27h 56m
2 stops
Fiji Airways Logo
4:55 pm - 10:56 pm
TBU
-
DCA
23h 01m
2 stops
$1,156Fiji Airways
Tue, Apr 7 - Sat, Apr 11
Fiji Airways Logo
6:59 pm - 3:55 pm
DCA
-
TBU
27h 56m
2 stops
Fiji Airways Logo
4:55 pm - 10:56 pm
TBU
-
DCA
23h 01m
2 stops
$1,254Fiji Airways
Tue, Apr 7 - Sat, Apr 11

Fiji Airways flights from Washington, D.C. to Tongatapu

Our best Fiji Airways deals on Washington, D.C. to Tongatapu flight tickets
Fiji Airways
Apr 7
DCA6:59 pmWashington, D.C. Reagan-National
27h 56m
2 stops
TBU3:55 pmNuku‘alofa Fua'Amotu Intl
Apr 11
TBU4:55 pmNuku‘alofa Fua'Amotu Intl
23h 01m
2 stops
DCA10:56 pmWashington, D.C. Reagan-National
$1,156
Fiji Airways
Apr 7
DCA6:59 pmWashington, D.C. Reagan-National
27h 56m
2 stops
TBU3:55 pmNuku‘alofa Fua'Amotu Intl
Apr 11
TBU4:55 pmNuku‘alofa Fua'Amotu Intl
23h 01m
2 stops
DCA10:56 pmWashington, D.C. Reagan-National
$1,254

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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, momondo users made 832,500 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Tongatapu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Nuku‘alofa

DCA - TBU

DCATBU

Washington, D.C. Reagan-National

Tue 4/7

6:59 pm-3:55 pm

2 stops27h 56m

Nuku‘alofa Fua'Amotu Intl

Sat 4/11

4:55 pm-10:56 pm

2 stops23h 01m

$1,156

Washington, D.C.Nuku‘alofa

DCA - TBU

DCATBU

Washington, D.C. Reagan-National

Tue 4/7

6:59 pm-3:55 pm

2 stops27h 56m

Nuku‘alofa Fua'Amotu Intl

Sat 4/11

4:55 pm-10:56 pm

2 stops23h 01m

$1,254

Washington, D.C.Nuku‘alofa

DCA - TBU

DCATBU

Washington, D.C. Reagan-National

Sat 5/23

6:59 pm-1:45 am

2 stops37h 46m

$629

Washington, D.C.Nuku‘alofa

DCA - TBU

DCATBU

Washington, D.C. Reagan-National

Wed 7/15

5:35 pm-10:35 am

2 stops24h 00m

$819

BaltimoreNuku‘alofa

BWI - TBU

BWITBU

Baltimore/Washington

Sat 5/23

3:47 pm-10:35 am

2 stops25h 48m

$829

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

Wed 7/15

6:10 am-10:35 am

2 stops35h 25m

$843

BaltimoreNuku‘alofa

BWI - TBU

BWITBU

Baltimore/Washington

Wed 7/15

12:19 pm-1:45 am

3 stops44h 26m

$907

BaltimoreNuku‘alofa

BWI - TBU

BWITBU

Baltimore/Washington

Sat 5/23

5:45 am-1:45 am

3 stops51h 00m

$1,014

Washington, D.C.Nuku‘alofa

DCA - TBU

DCATBU

Washington, D.C. Reagan-National

Sat 5/23

5:19 pm-10:35 am

3 stops48h 16m

$1,028

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

Sat 5/23

8:15 am-10:45 am

2 stops33h 30m

$1,065

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

See travel insights to Tongatapu from

How to get the cheapest flight ticket from Washington, D.C. 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, D.C. to Tongatapu?

Fiji Airways and Air New Zealand are the most popular carriers operating from Washington, D.C. to Tongatapu

Cheap Washington, D.C. to Tongatapu flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Tongatapu

Fastest flight time

27h 34m

Direct flights

None
The fastest flight from Washington, D.C. to Tongatapu takes 27h 34m
There are no direct flights from Washington, D.C. to Tongatapu. There are no popular flight routes from Washington, D.C. to Tongatapu.
Search flight deals

  • When did momondo last update prices for flights from Washington, D.C. to Tongatapu?

    Prices for flights from Washington, D.C. to Tongatapu were last updated today.

  • How old do you have to be to fly from Washington, D.C. to Tongatapu?

    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 Washington, D.C. to Tongatapu.

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

    The required travel and health documents for your Tongatapu 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 Tongatapu. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Tongatapu?

Finding the right flight to Tongatapu from Washington, D.C. 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, D.C. to Tongatapu with flexible booking policies on momondo?

momondo does allow users to show only those flights to Tongatapu from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Tongatapu?

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

Yes momondo offers price alerts on flights to Tongatapu from Washington, D.C.. 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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 3/7
Sat 3/14
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Tongatapu

Popular cities in Tongatapu

Popular flights according to clicks in the last 7 days on momondo
Flights to Nuku‘alofafrom $887