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Cheap flights from Patna to Chicago from $953

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Patna to Chicago departing on 10/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

IndiGo Logo
9:40 pm - 9:40 amPAT-ORD
46h 30m2 stops
IndiGo Logo
7:50 pm - 9:50 amORD-PAT
27h 30m2 stops
$953IndiGo
Find Deal
Sat, Oct 4 - Sat, Oct 11
Logo
3:35 pm - 8:45 amPAT-ORD
27h 40m2 stops
Logo
1:55 pm - 10:35 amORD-PAT
34h 10m3 stops
$1,187
Find Deal
Sat, Oct 4 - Sat, Oct 11
Logo
8:20 am - 8:45 amPAT-ORD
34h 55m3 stops
Logo
1:55 pm - 10:35 amORD-PAT
34h 10m3 stops
$1,190
Find Deal
Sat, Oct 4 - Sat, Oct 11

momondo Fare Finder

 
Customize your flight search to find flights from Patna to Chicago O'Hare Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Patna to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 10/4

9:40 pm-9:40 am

2 stops46h 30m

Chicago O'Hare Intl

Sat 10/11

7:50 pm-9:50 am

2 stops27h 30m

$953

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 10/4

3:35 pm-8:45 am

2 stops27h 40m

Chicago O'Hare Intl

Sat 10/11

1:55 pm-10:35 am

3 stops34h 10m

$1,187

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 10/4

8:20 am-8:45 am

3 stops34h 55m

Chicago O'Hare Intl

Sat 10/11

1:55 pm-10:35 am

3 stops34h 10m

$1,190

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Patna to Chicago O'Hare Intl Airport

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 Chicago O'Hare Intl Airport flights?

You could potentially save up to 28% on your flight if you consider stops on a Patna to Chicago O'Hare Intl Airport flight.

When to book flights from Patna to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Patna to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Patna to Chicago O'Hare Intl Airport (PAT to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Patna to Chicago O'Hare Intl Airport

Direct flights

None
There are no direct flights from Patna to Chicago O'Hare Intl Airport. There are no popular flight routes from Patna to Chicago O'Hare Intl Airport.
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  • How far is Patna to Chicago O'Hare Intl by plane?

    There are 7739.7 mi between Patna and Chicago O'Hare Intl. By plane, this route typically takes 27h 40m.

  • When did momondo last update prices for flights from Patna Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Patna Airport to Chicago O'Hare Intl Airport were last updated today.

  • How old do you have to be to fly from Patna Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Patna Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Rockford
South Haven
Schaumburg
Merrillville
Gurnee
Naperville
Rosemont
Kenosha
New Buffalo
Joliet
Oak Brook
Racine
Hammond
Tinley Park
Orland Park
Elgin
Aurora
Janesville
Benton Harbor

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Patna to Chicago. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Patna to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Chicago from Patna. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Patna to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Patna to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

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