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Cheap flights from Chicago O'Hare Intl Airport to Patna from ₹ 43,886

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 25/11. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PAT
16 Dec — 23 Dec1
1 adult
1 adult, Economy, 0 bags

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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 16 November 2025.

Mon 29/1213:10ORD - PAT
3 stops35h 55mMultiple Airlines
Mon 5/115:05PAT - ORD
3 stops35h 20mMultiple Airlines
Deal found 13/11₹ 138,839
Wed 19/1113:30ORD - PAT
1 stop32h 40mAir India
Mon 12/113:05PAT - ORD
3 stops57h 55mAir India
Deal found 13/11₹ 150,188
Thu 20/1113:43ORD - PAT
2 stops41h 17mAir India
Thu 25/1215:30PAT - ORD
2 stops31h 30mAir India
Deal found 15/11₹ 153,645
Wed 24/1213:30ORD - PAT
1 stop37h 40mAir India
Wed 21/113:50PAT - ORD
3 stops57h 10mAir India
Deal found 15/11₹ 154,266
Wed 19/1113:30ORD - PAT
1 stop20h 05mMultiple Airlines
Mon 12/123:10PAT - ORD
2 stops32h 20mMultiple Airlines
Deal found 13/11₹ 166,146

Cheap 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 16 November 2025.

Round-trip from

₹ 65,341

One-way from

₹ 43,886
Air India
  • Air India
  • 4/2-16/2
  • 4 total stops
  • 91h 00m total
  • Chicago to Patna
Search Deals
25/11
  • 25/11
  • 3 total stops
  • 52h 00m 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 16 November 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Patna that are best for you.

Fly from

O'Hare Intl

Fly to

Patna

Route

Depart

Return

Price

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Wed 4/2

13:30-10:05

1 stop33h 05m

Patna

Mon 16/2

13:05-11:30

3 stops57h 55m

₹ 65,341

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 27/3

14:30-12:35

1 stop35h 35m

Patna

Mon 6/4

10:25-11:10

2 stops35h 15m

₹ 66,051

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 13/4

13:10-14:40

1 stop39h 00m

Patna

Wed 15/4

19:10-11:10

2 stops26h 30m

₹ 81,389

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Fri 27/3

14:30-20:45

1 stop19h 45m

Patna

Mon 6/4

16:35-11:10

1 stop29h 05m

₹ 86,088

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Tue 25/11

18:35-10:05

3 stops52h 00m

₹ 43,886

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 24/11

18:30-07:55

3 stops49h 55m

₹ 60,022

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sun 23/11

18:35-09:40

3 stops51h 35m

₹ 62,327

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 29/12

13:30-09:40

1 stop32h 40m

₹ 68,622

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Sat 22/11

19:21-08:25

3 stops49h 34m

₹ 73,941

ChicagoPatna

ORD - PAT

ORDPAT

Chicago O'Hare Intl

Mon 24/11

13:30-09:40

1 stop32h 40m

₹ 77,842

Flights are sorted by cheapest return flights first.

Deals found on 13/11

Showing 1-10 of 12 results
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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 ₹ 65,341, Air India can have you in Patna from Chicago O'Hare Intl Airport in 33h 05m. 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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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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