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Cheap flights from Patna to Chicago from $648

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Patna to Chicago departing on 3/26. 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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Find the cheapest flights from Patna to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air India Logo
1:15 pm - 11:10 am
PAT
-
ORD
32h 25m
2 stops
Air India Logo
1:10 pm - 12:35 pm
ORD
-
PAT
36h 55m
1 stop
$999Air India
Tue, Apr 28 - Wed, Oct 7
Air India Logo
7:10 pm - 11:10 am
PAT
-
ORD
26h 30m
2 stops
Air India Logo
1:10 pm - 9:40 am
ORD
-
PAT
34h 00m
1 stop
$1,000Air India
Tue, Apr 28 - Wed, Oct 7
Air India Logo
7:10 pm - 11:10 am
PAT
-
ORD
26h 30m
2 stops
Air India Logo
1:10 pm - 9:40 am
ORD
-
PAT
34h 00m
1 stop
$1,001Air India
Tue, Apr 28 - Wed, Oct 7
Air India Logo
1:05 pm - 11:10 am
PAT
-
ORD
32h 35m
2 stops
Air India Logo
1:10 pm - 12:30 pm
ORD
-
PAT
36h 50m
2 stops
$1,021Air India
Tue, Apr 28 - Wed, Oct 7
Air India Logo
10:25 am - 11:10 am
PAT
-
ORD
35h 15m
1 stop
Air India Logo
1:10 pm - 12:35 pm
ORD
-
PAT
36h 55m
1 stop
$1,038Air India
Tue, Apr 28 - Wed, Oct 7
Air India Logo
1:15 pm - 11:10 am
PAT
-
ORD
32h 25m
1 stop
Air India Logo
1:10 pm - 9:40 am
ORD
-
PAT
34h 00m
1 stop
$1,041Air India
Tue, Apr 28 - Wed, Oct 7
Air India Logo
1:00 pm - 11:10 am
PAT
-
ORD
32h 40m
3 stops
Air India Logo
1:10 pm - 12:35 pm
ORD
-
PAT
36h 55m
1 stop
$1,090Air India
Tue, Apr 28 - Wed, Oct 7
Air India Logo
3:30 pm - 11:10 am
PAT
-
ORD
30h 10m
2 stops
Air India Logo
1:10 pm - 12:30 pm
ORD
-
PAT
36h 50m
2 stops
$1,095Air India
Tue, Apr 28 - Wed, Oct 7
Multiple Airlines Logo
8:15 pm - 8:35 am
PAT
-
ORD
46h 50m
2 stops
Multiple Airlines Logo
2:00 pm - 9:50 am
ORD
-
PAT
33h 20m
2 stops
$1,119Multiple Airlines
Thu, Mar 26 - Thu, Apr 2
Air India Logo
1:00 pm - 11:10 am
PAT
-
ORD
32h 40m
3 stops
Air India Logo
1:10 pm - 12:30 pm
ORD
-
PAT
36h 50m
2 stops
$1,189Air India
Tue, Apr 28 - Wed, Oct 7

Air India flights from Patna to Chicago

Our best Air India deals on Patna to Chicago flight tickets
Air India
Apr 28
PAT3:30 pmPatna
30h 10m
2 stops
ORD11:10 amChicago O'Hare Intl
Oct 7
ORD1:10 pmChicago O'Hare Intl
40h 45m
1 stop
PAT4:25 pmPatna
$999
Air India
Apr 28
PAT7:10 pmPatna
26h 30m
2 stops
ORD11:10 amChicago O'Hare Intl
Oct 7
ORD1:10 pmChicago O'Hare Intl
34h 00m
1 stop
PAT9:40 amPatna
$1,000
Air India
Apr 28
PAT7:10 pmPatna
26h 30m
2 stops
ORD11:10 amChicago O'Hare Intl
Oct 7
ORD1:10 pmChicago O'Hare Intl
34h 00m
1 stop
PAT9:40 amPatna
$1,001

momondo Fare Finder

 
Customize your flight search to find flights from Patna to Chicago 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 February 12, 2026.
Use the filters below to find and compare flights from Patna to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

1:15 pm-11:10 am

2 stops32h 25m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-12:35 pm

1 stop36h 55m

$999

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

7:10 pm-11:10 am

2 stops26h 30m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-9:40 am

1 stop34h 00m

$1,000

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

7:10 pm-11:10 am

2 stops26h 30m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-9:40 am

1 stop34h 00m

$1,001

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

1:05 pm-11:10 am

2 stops32h 35m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-12:30 pm

2 stops36h 50m

$1,021

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

10:25 am-11:10 am

1 stop35h 15m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-12:35 pm

1 stop36h 55m

$1,038

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

1:15 pm-11:10 am

1 stop32h 25m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-9:40 am

1 stop34h 00m

$1,041

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

1:00 pm-11:10 am

3 stops32h 40m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-12:35 pm

1 stop36h 55m

$1,090

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

3:30 pm-11:10 am

2 stops30h 10m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-12:30 pm

2 stops36h 50m

$1,095

PatnaChicago

PAT - ORD

PATORD

Patna

Thu 3/26

8:15 pm-8:35 am

2 stops46h 50m

Chicago O'Hare Intl

Thu 4/2

2:00 pm-9:50 am

2 stops33h 20m

$1,119

PatnaChicago

PAT - ORD

PATORD

Patna

Tue 4/28

1:00 pm-11:10 am

3 stops32h 40m

Chicago O'Hare Intl

Wed 10/7

1:10 pm-12:30 pm

2 stops36h 50m

$1,189

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Patna to Chicago

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 flights?

You could potentially save up to 40% on your flight if you consider stops on a Patna to Chicago flight.

When to book flights from Patna to Chicago

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

Cheap Patna to Chicago (PAT to CHI) flight deals and tips

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

Fastest flight time

32h 25m

Direct flights

None
The fastest flight from Patna to Chicago takes 32h 25m
There are no direct flights from Patna to Chicago. There are no popular flight routes from Patna to Chicago.
Search flight deals

  • How far is Patna to Chicago by plane?

    Patna and Chicago are 7745.1 mi apart from one another. By plane, this route typically takes 32h 25m.

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

    Prices for flights from Patna Airport to Chicago are updated daily.

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

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

    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.

  • What documentation or ID do you need to fly to Chicago?

    The required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Patna to Chicago

Compare and see reviews for airlines that fly from Patna to Chicago with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $1,010Free CancellationRating
5.5
2,968 reviews
Search Air India flights

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Portage
Lansing
Schererville
Valparaiso
Munster
Crown Point
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Patna to Chicago. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Chicago from Patna which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Patna to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Patna to Chicago 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.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport