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

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 Patna. Visit our flight page for the latest deals!>/a>

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

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

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

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 to Patna with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

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

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 to Patna from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$604 CHEAP FLIGHTS from Illinois to Patna

PAT

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Cheap Flights from Illinois to Patna

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Illinois to Patna

Thu, Sep 10 - Mon, Sep 14

9:00 pm - 12:45 pm

ORD

PAT

29h 15m

2 stops

9:00 pm - 5:35 pm

PAT

ORD

55h 05m

2 stops

$1,185British Airways

Thu, Sep 10 - Mon, Sep 14

5:50 pm - 12:45 pm

ORD

PAT

32h 25m

2 stops

3:50 pm - 5:35 pm

PAT

ORD

36h 15m

2 stops

$1,186British Airways

Thu, Sep 10 - Mon, Sep 14

9:00 pm - 12:45 pm

ORD

PAT

53h 15m

2 stops

6:35 pm - 3:00 pm

PAT

ORD

30h 55m

2 stops

$1,220British Airways

Mon, Jun 22 - Tue, Jul 7

1:10 pm - 12:55 pm

ORD

PAT

37h 15m

1 stop

7:10 pm - 11:10 am

PAT

ORD

26h 30m

2 stops

$1,284Air India

Mon, May 25 - Thu, Jun 11

1:10 pm - 7:00 am

ORD

PAT

31h 20m

2 stops

1:00 pm - 11:10 am

PAT

ORD

32h 40m

3 stops

$1,289Air India

Mon, May 25 - Thu, Jun 11

1:10 pm - 7:00 am

ORD

PAT

31h 20m

2 stops

1:20 pm - 11:10 am

PAT

ORD

32h 20m

2 stops

$1,290Air India

Mon, May 25 - Fri, Jun 12

1:10 pm - 12:55 pm

ORD

PAT

37h 15m

1 stop

8:05 pm - 11:10 am

PAT

ORD

49h 35m

3 stops

$1,292Air India

Mon, May 25 - Sat, Jun 13

1:10 pm - 7:00 am

ORD

PAT

31h 20m

2 stops

2:00 pm - 11:10 am

PAT

ORD

31h 40m

3 stops

$1,327Air India

Wed, Jun 24 - Sun, Jul 5

1:10 pm - 9:10 pm

ORD

PAT

21h 30m

1 stop

1:25 pm - 11:10 am

PAT

ORD

32h 15m

2 stops

$1,335Air India

Tue, Jun 23 - Tue, Jul 7

7:20 pm - 12:30 pm

ORD

PAT

30h 40m

2 stops

3:20 pm - 11:10 am

PAT

ORD

30h 20m

2 stops

$1,338Multiple Airlines

Useful Info

Cheapest flight	$604

Flight from Chicago to Patna

How does KAYAK find such low prices on flights from Illinois to Patna?
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 Patna.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Patna?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Patna from 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 Illinois to Patna?
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 to Patna with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Patna?
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 to Patna from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Patna

Airports

Cabin class

Complete your trip

Flights to other cities

Origins

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Return flight deals

Information on the airport you'll fly into in Patna

Patna (PAT)

PAT

$604 Find Cheap Flights from Illinois to Patna

KAYAK searches hundreds of travel sites at once for deals on flights to Patna

Cheap Flights from Illinois to Patna

Recent round-trip flight deals from Illinois to Patna

Recent one-way flight deals from Illinois to Patna

Good to know

FAQs for booking flights from Illinois to Patna

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

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 Patna.

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

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

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 to Patna with an airline and back to Illinois with another airline.

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

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

Everything you need to know for your flight to Patna

Information on the airport you'll fly into in Patna

Cabin class types available on flights to Illinois

Complete your trip to Patna with a hotel stay or car rental

Flights to other popular destinations

Flights from domestic origins to Patna

Choose which airport to fly into in Patna

Find deals for your return flight