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

Malaysia Airlines 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 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.

₹ 101,054 Cheap Flights from Patna to Illinois in 2026

Find the cheapest flights from Patna to Illinois

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

19:10 - 19:50

PAT

ORD

35h 10m

2 stops

21:50 - 18:30

ORD

PAT

33h 10m

2 stops

₹ 134,802Multiple Airlines

Wed, 2 Sep - Mon, 2 Nov

15:20 - 09:40

PAT

ORD

52h 50m

2 stops

21:15 - 18:30

ORD

PAT

34h 45m

2 stops

₹ 145,956Multiple Airlines

Wed, 26 Aug - Sat, 31 Oct

13:20 - 18:15

PAT

ORD

39h 25m

2 stops

20:10 - 09:40

ORD

PAT

27h 00m

2 stops

₹ 151,390Multiple Airlines

Wed, 5 Aug - Wed, 12 Aug

09:25 - 08:35

PAT

ORD

33h 40m

3 stops

13:10 - 07:55

ORD

PAT

31h 15m

3 stops

₹ 152,153Multiple Airlines

Wed, 2 Sep - Mon, 2 Nov

15:40 - 08:35

PAT

ORD

27h 25m

2 stops

13:10 - 10:10

ORD

PAT

33h 30m

3 stops

₹ 152,343Multiple Airlines

Wed, 2 Sep - Mon, 2 Nov

15:40 - 15:45

PAT

ORD

34h 35m

3 stops

19:50 - 12:30

ORD

PAT

30h 10m

3 stops

₹ 154,917Multiple Airlines

Wed, 26 Aug - Sat, 31 Oct

19:10 - 09:40

PAT

ORD

49h 00m

2 stops

20:10 - 14:50

ORD

PAT

32h 10m

2 stops

₹ 163,783Multiple Airlines

Thu, 6 Aug - Thu, 13 Aug

13:20 - 19:50

PAT

ORD

41h 00m

2 stops

20:10 - 12:30

ORD

PAT

29h 50m

2 stops

₹ 168,741Multiple Airlines

Fri, 7 Aug - Fri, 14 Aug

17:55 - 08:35

PAT

ORD

25h 10m

2 stops

19:50 - 12:30

ORD

PAT

30h 10m

3 stops

₹ 171,601Multiple Airlines

Wed, 26 Aug - Sat, 31 Oct

15:20 - 09:50

PAT

ORD

29h 00m

2 stops

21:15 - 07:00

ORD

PAT

47h 15m

3 stops

₹ 791,651Multiple Airlines

Wed, 5 Aug - Wed, 12 Aug

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 2/9

19:10-19:50

2 stops35h 10m

Chicago O'Hare Intl

Mon 2/11

21:50-18:30

2 stops33h 10m

₹ 134,802

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 26/8

15:20-09:40

2 stops52h 50m

Chicago O'Hare Intl

Sat 31/10

21:15-18:30

2 stops34h 45m

₹ 145,956

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 5/8

13:20-18:15

2 stops39h 25m

Chicago O'Hare Intl

Wed 12/8

20:10-09:40

2 stops27h 00m

₹ 151,390

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 2/9

09:25-08:35

3 stops33h 40m

Chicago O'Hare Intl

Mon 2/11

13:10-07:55

3 stops31h 15m

₹ 152,153

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 2/9

15:40-08:35

2 stops27h 25m

Chicago O'Hare Intl

Mon 2/11

13:10-10:10

3 stops33h 30m

₹ 152,343

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 26/8

15:40-15:45

3 stops34h 35m

Chicago O'Hare Intl

Sat 31/10

19:50-12:30

3 stops30h 10m

₹ 154,917

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 6/8

19:10-09:40

2 stops49h 00m

Chicago O'Hare Intl

Thu 13/8

20:10-14:50

2 stops32h 10m

₹ 163,783

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 7/8

13:20-19:50

2 stops41h 00m

Chicago O'Hare Intl

Fri 14/8

20:10-12:30

2 stops29h 50m

₹ 168,741

Fastest return journey

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 26/8

17:55-08:35

2 stops25h 10m

Chicago O'Hare Intl

Sat 31/10

19:50-12:30

3 stops30h 10m

₹ 171,601

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 5/8

15:20-09:50

2 stops29h 00m

Chicago O'Hare Intl

Wed 12/8

21:15-07:00

3 stops47h 15m

₹ 791,651

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 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 52% 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	35h 10m
Direct flights	None

The fastest flight from Patna to Illinois takes 35h 10m

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

Search flight deals

Frequently asked questions about flying 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 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.