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Cheap flights from Chicago O'Hare Intl Airport to Patna from ₹ 76,414

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PAT
28 Jul — 4 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'Hare Intl to Patna

Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl to Patna
Explore the most affordable flight options available from O'Hare Intl to Patna. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 June 2026.

Thu 23/720:25
ORD
-
PAT
2 stops54h 30m
Multiple Airlines
Fri 21/814:00
PAT
-
ORD
2 stops36h 10m
Multiple Airlines
Deal found 25/6₹ 126,258
Sun 5/716:00
ORD
-
PAT
2 stops58h 00m
Multiple Airlines
Sun 19/713:20
PAT
-
ORD
2 stops35h 30m
Multiple Airlines
Deal found 25/6₹ 130,780
Mon 10/814:00
ORD
-
PAT
2 stops36h 00m
Multiple Airlines
Mon 17/819:10
PAT
-
ORD
2 stops49h 00m
Multiple Airlines
Deal found 25/6₹ 139,826
Thu 24/922:35
ORD
-
PAT
2 stops35h 15m
British Airways
Mon 28/918:35
PAT
-
ORD
2 stops31h 50m
British Airways
Deal found 25/6₹ 157,728
Mon 6/719:20
ORD
-
PAT
2 stops30h 40m
Multiple Airlines
Sat 18/719:10
PAT
-
ORD
2 stops30h 25m
Multiple Airlines
Deal found 25/6₹ 173,651
Thu 3/1214:35
ORD
-
PAT
2 stops55h 35m
Multiple Airlines
Thu 31/1213:15
PAT
-
ORD
2 stops35h 10m
Multiple Airlines
Deal found 23/6₹ 176,101
Mon 6/722:30
ORD
-
PAT
2 stops27h 45m
British Airways
Sun 19/718:35
PAT
-
ORD
2 stops33h 30m
British Airways
Deal found 25/6₹ 183,356
Wed 1/719:20
ORD
-
PAT
2 stops36h 40m
Multiple Airlines
Sat 18/719:10
PAT
-
ORD
2 stops30h 25m
Multiple Airlines
Deal found 24/6₹ 185,429

Find flight deals from O'Hare Intl to Patna

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Patna (PAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 June 2026.

Round-trip from

₹ 126,258

One-way from

₹ 76,414
23/7-21/8
  • 23/7-21/8
  • 4 total stops
  • 90h 40m total
  • Chicago to Patna
Search Deals
30/11
  • 30/11
  • 2 total stops
  • 30h 15m total
  • Chicago to Patna
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from O'Hare Intl to Patna 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, Cheapflights users made 454,620 searches. Data last updated 28 June 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Patna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 23/7

20:25-13:25

2 stops54h 30m

Patna

Fri 21/8

14:00-15:40

2 stops36h 10m

₹ 127,388

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 10/8

14:00-12:30

2 stops36h 00m

Patna

Mon 17/8

19:10-09:40

2 stops49h 00m

₹ 139,826

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 24/9

22:35-20:20

2 stops35h 15m

Patna

Mon 28/9

18:35-15:55

2 stops31h 50m

₹ 157,728

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Thu 3/12

14:35-09:40

2 stops55h 35m

Patna

Thu 31/12

13:15-12:55

2 stops35h 10m

₹ 176,101

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 8/7

19:05-15:15

2 stops33h 40m

Patna

Tue 21/7

20:55-15:00

2 stops28h 35m

₹ 183,356

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 8/7

20:40-12:45

2 stops29h 35m

Patna

Sun 19/7

15:50-15:00

2 stops33h 40m

₹ 183,356
Fastest return journey

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 8/7

19:05-12:45

2 stops31h 10m

Patna

Wed 22/7

20:55-12:30

2 stops26h 05m

₹ 183,356
Cheapest one-way
Fastest single journey

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 30/11

18:50-12:35

2 stops30h 15m

₹ 76,414

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 25/11

20:40-18:30

2 stops34h 20m

₹ 95,447

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 25/11

21:50-10:30

3 stops49h 10m

₹ 147,458

Flights are sorted by cheapest return flights first.

Deals found on 24/6

Sorted by cheapest first

Best time to book a flight from O'Hare Intl to Patna

Have a flexible travel schedule? Discover the best time to fly to Patna from O'Hare Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Patna. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Patna from Chicago O'Hare Intl?

    Patna (PAT), located 3.0 km from the city centre, is the airport you fly into when you book flights from Chicago O'Hare Intl to Patna. 0 airlines have flights to Patna from Chicago O'Hare Intl on a regular basis. Booking flights from Chicago O'Hare Intl to Patna should not be difficult; the airport handles an average of 0 inbound flights from Chicago O'Hare Intl per day.

  • How long is the flight from Chicago O'Hare Intl Airport to Patna?

    For as low as ₹ 157,728, British Airways can have you in Patna from Chicago O'Hare Intl Airport in 35h 15m. Chicago O'Hare Intl Airport and Patna are separated by a distance of 12458 km.

  • Can I find deals for flights from O'Hare Intl to Patna that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Patna flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Patna?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Patna.

  • Can I find deals for business class flights from O'Hare Intl to Patna?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Patna by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Fly with Cheapflights

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How does Cheapflights help users find flights from O'Hare Intl to Patna?

Cheapflights helps you search for flights from O'Hare Intl to Patna via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Patna?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from O'Hare Intl to Patna for you. Better yet — we are completely free to use.

Can Cheapflights find flights from O'Hare Intl to Patna with no change fees?

Certainly. Search results for flights to Patna from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Patna become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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