$723 Find Cheap Flights from Illinois to Tonga

1 adult
1 adult, Economy

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Cheapest flight$723
Flight from Chicago to Nuku‘alofa

FAQs for booking flights from Illinois to Tonga

  • How does KAYAK find such low prices on flights from Illinois to Tonga?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Tonga.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Tonga?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Illinois to Tonga is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Illinois to Tonga?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Illinois to Tonga with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Tonga?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Illinois to Tonga up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How long is the flight to Tonga?

    An average nonstop flight from Illinois to Tonga takes 34h 33m, covering a distance of 6949 miles. The shortest route is St. Louis (STL) to Nuku‘alofa (TBU) with an average flight time of 33h 05m.

  • What is the most popular destination in Tonga?

    Based on KAYAK flight searches, the most popular destination is Nuku‘alofa (100% of total searches to Tonga).

Book cheap flights from Illinois to Tonga

Recent round-trip flight deals

8/23Sat
2 stopsFiji Airways
37h 13mSTL-TBU
8/26Tue
2 stopsFiji Airways
22h 49mTBU-STL
$1,314
8/20Wed
2 stopsFiji Airways
26h 52mORD-TBU
8/27Wed
2 stopsFiji Airways
28h 38mTBU-ORD
$1,335
8/23Sat
2 stops
34h 05mORD-TBU
8/30Sat
2 stops
35h 20mTBU-ORD
$1,392
8/22Fri
2 stops
56h 55mORD-TBU
8/29Fri
2 stops
33h 23mTBU-ORD
$1,395
8/23Sat
2 stopsFiji Airways
36h 45mORD-TBU
8/30Sat
2 stopsFiji Airways
33h 17mTBU-ORD
$1,402
8/23Sat
2 stopsFiji Airways
37h 13mSTL-TBU
8/26Tue
2 stopsFiji Airways
22h 49mTBU-STL
$1,411
8/22Fri
2 stops
56h 55mORD-TBU
8/29Fri
2 stops
22h 08mTBU-ORD
$1,413
8/23Sat
2 stops
36h 45mORD-TBU
8/30Sat
2 stops
24h 58mTBU-ORD
$1,414
8/23Sat
2 stopsFiji Airways
37h 13mSTL-TBU
8/26Tue
2 stopsFiji Airways
20h 02mTBU-STL
$1,443
8/20Wed
2 stops
26h 52mORD-TBU
8/27Wed
3 stops
38h 38mTBU-ORD
$1,447

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Recent one-way flight deals

8/22Fri
2 stops
56h 55mORD-TBU
$723

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Everything you need to know for your flight to Tonga

Cabin class types available on flights to Illinois

Cabin classes available on flights to Illinois. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Tonga
Business Class flights to Tonga
Prem Econ Class flights to Tonga
Economy Class flights to Tonga

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