Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Washington, D.C. to Tonga 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 Tonga 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 Tonga

Cheap round-trip flights

Enter your travel dates to find the best prices.
Fiji Airways Logo
6:59 pm - 1:45 am
DCA
-
TBU
37h 46m
2 stops
Fiji Airways Logo
4:55 pm - 10:55 pm
TBU
-
DCA
23h 00m
2 stops
$1,157Fiji 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 Logo
6:59 pm - 3:55 pm
DCA
-
TBU
27h 56m
2 stops
Fiji Airways Logo
4:55 pm - 10:55 pm
TBU
-
DCA
23h 00m
2 stops
$1,256Fiji Airways
Tue, Apr 7 - Sat, Apr 11
Air New Zealand Logo
6:20 am - 11:55 am
IAD
-
TBU
35h 35m
2 stops
Air New Zealand Logo
9:35 pm - 8:49 pm
TBU
-
IAD
40h 14m
2 stops
$2,062Air New Zealand
Mon, Mar 2 - Mon, Mar 9
Air New Zealand Logo
2:36 pm - 11:55 am
IAD
-
TBU
27h 19m
2 stops
Air New Zealand Logo
9:35 pm - 7:27 pm
TBU
-
IAD
38h 52m
3 stops
$2,287Air New Zealand
Mon, Mar 2 - Mon, Mar 9

Air New Zealand flights from Washington, D.C. to Tonga

Our best Air New Zealand deals on Washington, D.C. to Tonga flight tickets
Air New Zealand
Mar 2
IAD6:20 amWashington, D.C. Dulles Intl
35h 35m
2 stops
TBU11:55 amNuku‘alofa Fua'Amotu Intl
Mar 9
TBU9:35 pmNuku‘alofa Fua'Amotu Intl
40h 14m
2 stops
IAD8:49 pmWashington, D.C. Dulles Intl
$2,062
Air New Zealand
Mar 2
IAD2:36 pmWashington, D.C. Dulles Intl
27h 19m
2 stops
TBU11:55 amNuku‘alofa Fua'Amotu Intl
Mar 9
TBU9:35 pmNuku‘alofa Fua'Amotu Intl
38h 52m
3 stops
IAD7:27 pmWashington, D.C. Dulles Intl
$2,287

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

Our best Fiji Airways deals on Washington, D.C. to Tonga flight tickets
Fiji Airways
Apr 7
DCA6:59 pmWashington, D.C. Reagan-National
37h 46m
2 stops
TBU1:45 amNuku‘alofa Fua'Amotu Intl
Apr 11
TBU4:55 pmNuku‘alofa Fua'Amotu Intl
23h 00m
2 stops
DCA10:55 pmWashington, D.C. Reagan-National
$1,157
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
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 00m
2 stops
DCA10:55 pmWashington, D.C. Reagan-National
$1,256

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 February 2, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Tonga 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-1:45 am

2 stops37h 46m

Nuku‘alofa Fua'Amotu Intl

Sat 4/11

4:55 pm-10:55 pm

2 stops23h 00m

$1,157

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

Tue 4/7

6:59 pm-3:55 pm

2 stops27h 56m

Nuku‘alofa Fua'Amotu Intl

Sat 4/11

4:55 pm-10:55 pm

2 stops23h 00m

$1,256

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

Mon 3/2

6:20 am-11:55 am

2 stops35h 35m

Nuku‘alofa Fua'Amotu Intl

Mon 3/9

9:35 pm-8:49 pm

2 stops40h 14m

$2,062

Washington, D.C.Nuku‘alofa

IAD - TBU

IADTBU

Washington, D.C. Dulles Intl

Mon 3/2

2:36 pm-11:55 am

2 stops27h 19m

Nuku‘alofa Fua'Amotu Intl

Mon 3/9

9:35 pm-7:27 pm

3 stops38h 52m

$2,287

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

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

See travel insights to Tonga from

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

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 Tonga?

Air New Zealand is the most popular carrier operating from Washington, D.C. to Tonga

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

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

Fastest flight time

27h 09m

Direct flights

None
The fastest flight from Washington, D.C. to Tonga takes 27h 09m
There are no direct flights from Washington, D.C. to Tonga. There are no popular flight routes from Washington, D.C. to Tonga.
Search flight deals

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

    Prices for flights from Washington, D.C. to Tonga are updated daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Tonga.

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

    The travel and health documents you'll need for your trip to Tonga may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tonga. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

Finding the right flight to Tonga 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 Tonga quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Tonga with flexible booking policies on momondo?

Yes. All flights to Tonga from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Washington, D.C. to Tonga flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Tonga right now. Can momondo alert me if prices change?

Price alerts on flights to Tonga from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Tonga 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
Wed 3/4
Wed 3/11
By creating a price alert you accept our terms of use and privacy policy.

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 $864