What is the cheapest airline that flies from Patna to Illinois?

Air India is the most popular carrier operating from Patna to Illinois

When did momondo last update prices for flights from Patna Airport to Illinois?

Prices for flights from Patna Airport to Illinois refresh daily.

How many operators does momondo search for flights from Patna Airport to Illinois?

There is 1 operator available for flights from Patna Airport to Illinois as of October 2025.

How old do you have to be to fly from Patna Airport to Illinois?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Patna Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$445 Cheap Flights from Patna to Illinois in 2025/26

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0 bags

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Find the cheapest flights from Patna to Illinois

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:10 pm - 7:25 amPAT-ORD

49h 45m2 stops

12:00 pm - 7:55 pmORD-PAT

21h 25m1 stop

$980Air India

Find Deal

Wed, Apr 15 - Sun, Apr 19

1:15 pm - 7:25 amPAT-ORD

28h 40m1 stop

12:00 pm - 6:30 pmORD-PAT

20h 00m1 stop

$983Air India

Find Deal

Wed, Apr 15 - Sun, Apr 19

1:15 pm - 7:25 amPAT-ORD

28h 40m1 stop

12:00 pm - 12:35 pmORD-PAT

38h 05m1 stop

$984Air India

Find Deal

Wed, Apr 15 - Sun, Apr 19

8:25 pm - 3:00 pmPAT-ORD

29h 05m2 stops

5:10 pm - 7:55 amORD-PAT

28h 15m2 stops

$1,182Air France

Find Deal

Wed, Apr 15 - Sun, Apr 19

8:25 pm - 3:00 pmPAT-ORD

29h 05m2 stops

5:10 pm - 7:55 amORD-PAT

28h 15m2 stops

$1,250Air France

Find Deal

Wed, Apr 15 - Sun, Apr 19

4:45 pm - 11:30 amPAT-ORD

54h 15m3 stops

1:30 pm - 2:40 pmORD-PAT

37h 40m1 stop

$2,101Air India

Find Deal

Fri, Dec 12 - Fri, Dec 19

4:45 pm - 7:35 amPAT-ORD

26h 20m2 stops

1:10 pm - 10:30 amORD-PAT

33h 50m3 stops

$2,149Multiple Airlines

Find Deal

Fri, Dec 12 - Fri, Dec 19

8:55 am - 7:35 amPAT-ORD

34h 10m3 stops

1:10 pm - 10:30 amORD-PAT

33h 50m3 stops

$2,152Multiple Airlines

Find Deal

Fri, Dec 12 - Fri, Dec 19

7:10 pm - 9:52 pmPAT-ORD

38h 12m2 stops

1:30 pm - 9:40 amORD-PAT

32h 40m1 stop

$2,287Air India

Find Deal

Fri, Dec 12 - Fri, Dec 19

Air India flights from Patna to Illinois

Our best Air India deals on Patna to Illinois flight tickets

Air India

Apr 15

PAT4:10 pmPatna

49h 45m

2 stops

ORD7:25 amChicago O'Hare Intl

Apr 19

ORD12:00 pmChicago O'Hare Intl

21h 25m

1 stop

PAT7:55 pmPatna

$980

Find similar

Air India

Apr 15

PAT1:15 pmPatna

28h 40m

1 stop

ORD7:25 amChicago O'Hare Intl

Apr 19

ORD12:00 pmChicago O'Hare Intl

20h 00m

1 stop

PAT6:30 pmPatna

$983

Find similar

Air India

Apr 15

PAT1:15 pmPatna

28h 40m

1 stop

ORD7:25 amChicago O'Hare Intl

Apr 19

ORD12:00 pmChicago O'Hare Intl

38h 05m

1 stop

PAT12:35 pmPatna

$984

Find similar

Air France flights from Patna to Illinois

Our best Air France deals on Patna to Illinois flight tickets

Air France

Apr 15

PAT8:25 pmPatna

29h 05m

2 stops

ORD3:00 pmChicago O'Hare Intl

Apr 19

ORD5:10 pmChicago O'Hare Intl

28h 15m

2 stops

PAT7:55 amPatna

$1,182

Find similar

Air France

Apr 15

PAT8:25 pmPatna

29h 05m

2 stops

ORD3:00 pmChicago O'Hare Intl

Apr 19

ORD5:10 pmChicago O'Hare Intl

28h 15m

2 stops

PAT7:55 amPatna

$1,250

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 4/15

4:10 pm-7:25 am

2 stops49h 45m

Chicago O'Hare Intl

Sun 4/19

12:00 pm-7:55 pm

1 stop21h 25m

$980

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 4/15

1:15 pm-7:25 am

1 stop28h 40m

Chicago O'Hare Intl

Sun 4/19

12:00 pm-6:30 pm

1 stop20h 00m

$983

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 4/15

1:15 pm-7:25 am

1 stop28h 40m

Chicago O'Hare Intl

Sun 4/19

12:00 pm-12:35 pm

1 stop38h 05m

$984

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 4/15

8:25 pm-3:00 pm

2 stops29h 05m

Chicago O'Hare Intl

Sun 4/19

5:10 pm-7:55 am

2 stops28h 15m

$1,182

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 4/15

8:25 pm-3:00 pm

2 stops29h 05m

Chicago O'Hare Intl

Sun 4/19

5:10 pm-7:55 am

2 stops28h 15m

$1,250

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 12/12

4:45 pm-11:30 am

3 stops54h 15m

Chicago O'Hare Intl

Fri 12/19

1:30 pm-2:40 pm

1 stop37h 40m

$2,101

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 12/12

4:45 pm-7:35 am

2 stops26h 20m

Chicago O'Hare Intl

Fri 12/19

1:10 pm-10:30 am

3 stops33h 50m

$2,149

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 12/12

8:55 am-7:35 am

3 stops34h 10m

Chicago O'Hare Intl

Fri 12/19

1:10 pm-10:30 am

3 stops33h 50m

$2,152

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 12/12

7:10 pm-9:52 pm

2 stops38h 12m

Chicago O'Hare Intl

Fri 12/19

1:30 pm-9:40 am

1 stop32h 40m

$2,287

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 11/8

8:55 pm-11:30 am

2 stops26h 05m

$445

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Patna to Illinois

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

Prices

Airlines

Can stopping save me money on Patna to Illinois flights?

You could potentially save up to 28% on your flight if you consider stops on a Patna to Illinois flight.

Cheap Patna to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Patna to Illinois

Direct flights	None

There are no direct flights from Patna to Illinois. There are no popular flight routes from Patna to Illinois.

Search flight deals

When did momondo last update prices for flights from Patna Airport to Illinois?
Prices for flights from Patna Airport to Illinois refresh daily.
How many operators does momondo search for flights from Patna Airport to Illinois?
There is 1 operator available for flights from Patna Airport to Illinois as of October 2025.
How old do you have to be to fly from Patna Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Patna Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents you'll need for your trip to Illinois 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 Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Patna to Illinois

Compare and see reviews for airlines that fly from Patna to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom $1,010	Free Cancellation	Rating 5.5 2,940 reviews		Search Air India flights

Why use momondo?

Why should I use momondo to find a flight deal from Patna to Illinois?

Finding the right flight to Illinois from Patna 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 Illinois quick and easy, saving you time and money.

Can I find flights from Patna to Illinois with flexible booking policies on momondo?

Yes. All flights to Illinois from Patna on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Patna to Illinois?

Once all potential Patna to Illinois 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 Patna to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Patna to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.