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

Prices for flights from Patna Airport to Illinois were last updated today.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Patna Airport to Illinois.

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

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

₹ 86,054 Cheap Flights from Patna to Illinois in 2026

1 adult

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Find the cheapest flights from Patna to Illinois

Round-trip

Cheap return flights

Enter your travel dates to find the best prices.

13:15 - 11:10

PAT

ORD

32h 25m

2 stops

13:10 - 09:40

ORD

PAT

34h 00m

1 stop

₹ 86,054Air India

Tue, 28 Apr - Wed, 7 Oct

19:10 - 11:10

PAT

ORD

26h 30m

2 stops

13:10 - 09:40

ORD

PAT

34h 00m

1 stop

₹ 86,777Air India

Tue, 28 Apr - Wed, 7 Oct

15:30 - 11:10

PAT

ORD

30h 10m

1 stop

13:10 - 14:40

ORD

PAT

39h 00m

1 stop

₹ 88,495Air India

Tue, 28 Apr - Wed, 7 Oct

13:15 - 11:10

PAT

ORD

32h 25m

1 stop

13:10 - 12:35

ORD

PAT

36h 55m

1 stop

₹ 88,585Air India

Tue, 28 Apr - Wed, 7 Oct

13:05 - 11:10

PAT

ORD

32h 35m

1 stop

13:10 - 09:40

ORD

PAT

34h 00m

1 stop

₹ 88,947Air India

Tue, 28 Apr - Wed, 7 Oct

19:10 - 11:10

PAT

ORD

26h 30m

1 stop

13:10 - 09:40

ORD

PAT

34h 00m

1 stop

₹ 89,398Air India

Tue, 28 Apr - Wed, 7 Oct

19:10 - 11:10

PAT

ORD

26h 30m

2 stops

13:10 - 09:40

ORD

PAT

34h 00m

1 stop

₹ 90,483Air India

Tue, 28 Apr - Wed, 7 Oct

13:15 - 11:10

PAT

ORD

32h 25m

2 stops

13:10 - 12:30

ORD

PAT

36h 50m

2 stops

₹ 93,285Air India

Tue, 28 Apr - Wed, 7 Oct

15:30 - 11:10

PAT

ORD

30h 10m

2 stops

13:10 - 12:30

ORD

PAT

36h 50m

2 stops

₹ 94,641Air India

Tue, 28 Apr - Wed, 7 Oct

13:00 - 11:10

PAT

ORD

32h 40m

3 stops

13:10 - 12:30

ORD

PAT

36h 50m

2 stops

₹ 100,065Air India

Tue, 28 Apr - Wed, 7 Oct

Air India flights from Patna to Illinois

Our best Air India deals on Patna to Illinois flight tickets

Air India

28 Apr

PAT13:15Patna

32h 25m

2 stops

ORD11:10Chicago O'Hare Intl

7 Oct

ORD13:10Chicago O'Hare Intl

34h 00m

1 stop

PAT09:40Patna

₹ 86,054

Air India

28 Apr

PAT19:10Patna

26h 30m

2 stops

ORD11:10Chicago O'Hare Intl

7 Oct

ORD13:10Chicago O'Hare Intl

34h 00m

1 stop

PAT09:40Patna

₹ 86,777

Air India

28 Apr

PAT15:30Patna

30h 10m

1 stop

ORD11:10Chicago O'Hare Intl

7 Oct

ORD13:10Chicago O'Hare Intl

39h 00m

1 stop

PAT14:40Patna

₹ 88,495

Fly from

Fly to

Route

Depart

Return

Price

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

13:15-11:10

2 stops32h 25m

Chicago O'Hare Intl

Wed 7/10

13:10-09:40

1 stop34h 00m

₹ 86,054

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

19:10-11:10

2 stops26h 30m

Chicago O'Hare Intl

Wed 7/10

13:10-09:40

1 stop34h 00m

₹ 86,777

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

15:30-11:10

1 stop30h 10m

Chicago O'Hare Intl

Wed 7/10

13:10-14:40

1 stop39h 00m

₹ 88,495

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

13:15-11:10

1 stop32h 25m

Chicago O'Hare Intl

Wed 7/10

13:10-12:35

1 stop36h 55m

₹ 88,585

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

13:05-11:10

1 stop32h 35m

Chicago O'Hare Intl

Wed 7/10

13:10-09:40

1 stop34h 00m

₹ 88,946

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

19:10-11:10

1 stop26h 30m

Chicago O'Hare Intl

Wed 7/10

13:10-09:40

1 stop34h 00m

₹ 89,398

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

19:10-11:10

2 stops26h 30m

Chicago O'Hare Intl

Wed 7/10

13:10-09:40

1 stop34h 00m

₹ 90,483

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

13:15-11:10

2 stops32h 25m

Chicago O'Hare Intl

Wed 7/10

13:10-12:30

2 stops36h 50m

₹ 93,285

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

15:30-11:10

2 stops30h 10m

Chicago O'Hare Intl

Wed 7/10

13:10-12:30

2 stops36h 50m

₹ 94,641

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 28/4

13:00-11:10

3 stops32h 40m

Chicago O'Hare Intl

Wed 7/10

13:10-12:30

2 stops36h 50m

₹ 100,065

Flights are sorted by cheapest return flights first.

Sorted 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

Can stopping save me money on Patna to Illinois flights?

You could potentially save up to 49% 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

Fastest flight time	26h 30m
Direct flights	None

The fastest flight from Patna to Illinois takes 26h 30m

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 were last updated today.
How old do you have to be to fly from Patna Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Patna Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Patna.

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

All flight searches from Patna to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from Patna.

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.