Question 1

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

Accepted Answer

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 Adelaide to Illinois. <a href='/flight-routes/Adelaide-ADL/Illinois-USIL'>Visit our flight page for the latest deals!>/a>

Question 2

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

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Adelaide to Illinois is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Adelaide-ADL/Illinois-USIL'>Visit our flight page for the latest deals!>/a>

Question 3

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

Accepted Answer

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 Adelaide to Illinois with an airline and back with another airline. <a href='/flight-routes/Adelaide-ADL/Illinois-USIL'>Visit our flight page for the latest deals!>/a>

Question 4

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

Accepted Answer

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 Adelaide to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Adelaide-ADL/Illinois-USIL'>Visit our flight page for the latest deals!>/a>

Question 5

Which airlines provide the cheapest flights from Adelaide to Illinois?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Adelaide to Illinois were found on Air Canada ($1,326) and United Airlines ($1,402).

Question 6

Which airlines provide the cheapest flights from Adelaide to Illinois?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Adelaide to Illinois were found on Air Canada ($1,326) and United Airlines ($1,402).

Question 7

What is the cheapest time of day to fly to Illinois?

Accepted Answer

The cheapest time of day to fly to Illinois is generally in the morning, when round-trip flights cost $1,334 on average. The most expensive time of day to fly to Illinois is generally in the morning, which is peak travel time and where the average cost of a ticket is $1,334.

Question 8

What is the cheapest month to fly from Adelaide to Illinois?

Accepted Answer

The cheapest month for flights from Adelaide to Illinois is April, when tickets cost $995 (return) on average. On the other hand, the most expensive months are September and December, when the average cost of round-trip tickets is $1,798 and $1,666 respectively.

Question 9

What is the cheapest month to fly from Adelaide to Illinois?

Accepted Answer

The cheapest month for flights from Adelaide to Illinois is April, when tickets cost $995 (return) on average. On the other hand, the most expensive months are September and December, when the average cost of round-trip tickets is $1,798 and $1,666 respectively.

Question 10

How long does a flight from Adelaide to Illinois take?

Accepted Answer

The duration of a flight to Illinois depends on your arrival airport. The shortest route to Illinois from Adelaide is to Chicago, which takes 23h 00m.

Question 11

How long does a flight from Adelaide to Illinois take?

Accepted Answer

The duration of a flight to Illinois depends on your arrival airport. The shortest route to Illinois from Adelaide is to Chicago, which takes 23h 00m.

Low season	April
High season	February
Cheapest flight	$848

$848 Find Cheap Flights from Adelaide to Illinois

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KAYAK's insights & trends for Adelaide to Illinois flights

Get data-powered insights and trends into flights from Adelaide to Illinois to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Adelaide to Illinois?

The cheapest month for flights from Adelaide to Illinois is April, when tickets cost $995 (return) on average. On the other hand, the most expensive months are September and December, when the average cost of round-trip tickets is $1,798 and $1,666 respectively.

Which airlines provide the cheapest flights from Adelaide to Illinois?

In the past 3 days, the cheapest round-trip tickets from Adelaide to Illinois were found on Air Canada ($1,326) and United Airlines ($1,402).

How long does a flight from Adelaide to Illinois take?

The duration of a flight to Illinois depends on your arrival airport. The shortest route to Illinois from Adelaide is to Chicago, which takes 23h 00m.

Good to know

FAQs - booking Illinois flights

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

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 Adelaide to Illinois.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Adelaide to Illinois 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 Adelaide to Illinois?

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 Adelaide to Illinois 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 Adelaide to Illinois?

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 Adelaide to Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

What is the cheapest time of day to fly to Illinois?

The cheapest time of day to fly to Illinois is generally in the morning, when round-trip flights cost $1,334 on average. The most expensive time of day to fly to Illinois is generally in the morning, which is peak travel time and where the average cost of a ticket is $1,334.

Everything you need to know for your flight from Adelaide to Illinois

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Cabin class types available on flights to Illinois

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Flights to other popular destinations

Flights from other airports in Adelaide to Illinois

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