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Cheap flights from Patna to Chicago O'Hare Intl Airport from ₹ 86,353

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
PAT — ORD
16 Dec — 23 Dec1
1 adult
1 adult, Economy, 0 bags

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Cheapest flights from Patna to O'Hare Intl
Explore the most affordable flight options available from Patna to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 November 2025.

Wed 31/1213:50PAT - ORD
3 stops57h 10mAir India
Wed 7/113:30ORD - PAT
1 stop35h 35mAir India
Deal found 16/11₹ 124,831
Mon 29/1220:25PAT - ORD
3 stops34h 40mMultiple Airlines
Mon 5/113:10ORD - PAT
3 stops33h 50mMultiple Airlines
Deal found 13/11₹ 144,602
Wed 31/1213:50PAT - ORD
3 stops32h 58mMultiple Airlines
Wed 7/113:10ORD - PAT
3 stops33h 50mMultiple Airlines
Deal found 16/11₹ 151,074

Cheap flight deals from Patna to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Patna (PAT) to O'Hare Intl (ORD). 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

₹ 86,353
Air India
  • Air India
  • 15/4-19/4
  • 3 total stops
  • 65h 20m total
  • Patna to Chicago
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Patna to O'Hare Intl 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 Patna to Chicago O'Hare Intl Airport that are best for you.

Fly from

Patna

Fly to

O'Hare Intl

Route

Depart

Return

Price

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 15/4

15:30-11:10

2 stops30h 10m

Chicago O'Hare Intl

Sun 19/4

12:00-09:40

1 stop35h 10m

₹ 86,353

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 15/4

20:25-15:00

2 stops29h 05m

Chicago O'Hare Intl

Sun 19/4

17:10-07:55

2 stops28h 15m

₹ 111,089

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 31/12

13:50-11:30

3 stops57h 10m

Chicago O'Hare Intl

Wed 7/1

13:30-12:35

1 stop35h 35m

₹ 124,831

PatnaChicago

PAT - ORD

PATORD

Patna

Mon 29/12

20:25-19:35

3 stops34h 40m

Chicago O'Hare Intl

Mon 5/1

13:10-10:30

3 stops33h 50m

₹ 144,602

PatnaChicago

PAT - ORD

PATORD

Patna

Wed 31/12

13:50-11:18

3 stops32h 58m

Chicago O'Hare Intl

Wed 7/1

13:10-10:30

3 stops33h 50m

₹ 151,074

Flights are sorted by cheapest return flights first.

Deals found on 13/11

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

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Patna 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 Patna to O'Hare Intl. 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 from for flights from Patna to Chicago O'Hare Intl?

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

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

    Air India and Air France can get you from Patna to Chicago O'Hare Intl Airport in just under 29h 05m. Your travel time can differ by up to 1h 05m. The distance from Patna to Chicago O'Hare Intl Airport is about 12458 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Patna to O'Hare Intl 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
DeKalb

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

Yes, Cheapflights offers price alerts on Patna to O'Hare Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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