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Cheap flights from Patna to Chicago O'Hare Intl Airport from ₹ 83,305

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/2. Fares are subject to change and may not be available on all flights or dates of travel.
PAT — ORD
31 Jan — 7 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Patna to O'Hare Intl

Enter your travel dates to find the best prices.

Best flights from Patna to O'Hare Intl
Discover carefully curated flight deals from Patna to O'Hare Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 January 2026.

Fri 13/217:45PAT - ORD
2 stops49h 20mMultiple Airlines
Fri 20/213:30ORD - PAT
1 stop20h 05mMultiple Airlines
Deal found 30/12₹ 83,305
Fri 13/211:50PAT - ORD
2 stops42h 05mIndiGo
Fri 20/220:20ORD - PAT
2 stops36h 55mIndiGo
Deal found 30/12₹ 86,630
Sat 14/221:15PAT - ORD
2 stops32h 40mIndiGo
Sat 21/220:20ORD - PAT
2 stops38h 45mIndiGo
Deal found 31/12₹ 89,236
Sat 14/218:35PAT - ORD
3 stops31h 25mMultiple Airlines
Sat 21/218:50ORD - PAT
2 stops30h 15mMultiple Airlines
Deal found 31/12₹ 112,781

Find 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 1 January 2026.

Round-trip from

₹ 83,305

One-way from

₹ 38,912
13/2-20/2
  • 13/2-20/2
  • 3 total stops
  • 69h 25m total
  • Patna to Chicago
Search Deals
Air India
  • Air India
  • 29/1
  • 2 total stops
  • 35h 35m total
  • Patna to Chicago
Search Deals

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 1 January 2026.
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

Fri 13/2

17:45-07:35

2 stops49h 20m

Chicago O'Hare Intl

Fri 20/2

13:30-21:05

1 stop20h 05m

₹ 83,305

PatnaChicago

PAT - ORD

PATORD

Patna

Fri 13/2

11:50-18:25

2 stops42h 05m

Chicago O'Hare Intl

Fri 20/2

20:20-20:45

2 stops36h 55m

₹ 86,630

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 14/2

21:15-18:25

2 stops32h 40m

Chicago O'Hare Intl

Sat 21/2

20:20-22:35

2 stops38h 45m

₹ 89,236

PatnaChicago

PAT - ORD

PATORD

Patna

Sat 14/2

18:35-14:30

3 stops31h 25m

Chicago O'Hare Intl

Sat 21/2

18:50-12:35

2 stops30h 15m

₹ 112,781

Flights are sorted by cheapest return flights first.

Deals found on 30/12

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?

    IndiGo can get you from Patna to Chicago O'Hare Intl Airport in just under 42h 05m. Your travel time can differ by up to . The distance from Patna to Chicago O'Hare Intl Airport is about 12458 km.

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

Yes, we can. To see specific flights from Patna to O'Hare Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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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