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Cheap flights from Houston George Bush Intcntl Airport to Tonga from $1,231

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Tonga departing on 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Fiji Airways Logo
8:28 pm - 1:05 amIAH-TBU
34h 37m2 stops
Fiji Airways Logo
11:20 am - 8:02 pmTBU-IAH
26h 42m2 stops
$1,231Fiji Airways
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Sat, Apr 18 - Tue, Apr 21

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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 November 13, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Tonga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonNuku‘alofa

IAH - TBU

IAHTBU

Houston George Bush Intcntl

Sat 4/18

8:28 pm-1:05 am

2 stops34h 37m

Nuku‘alofa Fua'Amotu Intl

Tue 4/21

11:20 am-8:02 pm

2 stops26h 42m

$1,231

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Houston George Bush Intcntl Airport to Tonga flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Tonga

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to Tonga. There are no popular flight routes from Houston George Bush Intcntl Airport to Tonga.
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  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Tonga?

    Prices for flights from Houston George Bush Intcntl Airport to Tonga were last updated today.

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Tonga?

    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 Houston George Bush Intcntl Airport to Tonga.

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

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

  • How do I get Price Alerts for flights from Houston George Bush Intcntl Airport to Tonga?

    Search flight deals from Houston George Bush Intcntl Airport to Tonga. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Houston George Bush Intcntl Airport to Tonga with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Tonga?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Tonga. momondo saves you time and could save you money on your trip.

Can I find flights from Houston to Tonga with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Tonga flights to just show those with flexible booking policies.

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

Once all potential Houston 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 Houston to Tonga right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Tonga, momondo offers a useful price alert feature which will track prices for flights to Tonga from Houston and alert you when they change.

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Flights to Nuku‘alofafrom $908