ORD - PAT

$483 Find Cheap Flights from Chicago to Patna - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,152
Typical prices: $971-$1,811
Multiple Airlines
Mon 10/8Thu 10/25
ORD - PAT • 3 stops
Cheapest one-way
$483
Typical prices: $434-$883
Multiple Airlines
Sat 10/20
ORD - PAT • 2 stops
When to travel
January
Cheapest • 39% price drop
November
Most popular
Good to know
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Good to know
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Flight Deals

Cheap Flights from Chicago to Patna (ORD-PAT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Chicago to Patna

Thu, Oct 8 - Sun, Oct 25
Multiple Airlines Logo
2:00 pm - 7:45 amORD  Chicago O'Hare Intl-PAT Patna
31h 15m3 stops Abu Dhabi Zayed Intl Mumbai Chhatrapati Shivaji Intl Hyderabad Rajiv Gandhi Intl
Multiple Airlines Logo
1:55 pm - 8:55 amPAT  Patna-ORD Chicago O'Hare Intl
29h 30m2 stops Mumbai Chhatrapati Shivaji Intl Abu Dhabi Zayed Intl
$1,152Multiple Airlines
Mon, Nov 2 - Mon, Nov 30
Multiple Airlines Logo
6:50 pm - 3:10 pmORD  Chicago O'Hare Intl-PAT Patna
32h 50m3 stops Amman Queen Alia Intl Jeddah King Abdulaziz Intl New Delhi Indira Gandhi Intl
Multiple Airlines Logo
8:25 pm - 7:55 pmPAT  Patna-ORD Chicago O'Hare Intl
35h 00m2 stops New Delhi Indira Gandhi Intl Warsaw Frederic Chopin
$1,623Multiple Airlines
Mon, Nov 2 - Mon, Nov 30
Multiple Airlines Logo
6:50 pm - 1:20 pmORD  Chicago O'Hare Intl-PAT Patna
31h 00m3 stops Amman Queen Alia Intl Jeddah King Abdulaziz Intl Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
12:10 pm - 7:55 amPAT  Patna-ORD Chicago O'Hare Intl
31h 15m3 stops Kolkata Netaji S. Chandra Chennai Abu Dhabi Zayed Intl
$1,635Multiple Airlines
Thu, Oct 8 - Sun, Oct 25
Multiple Airlines Logo
2:00 pm - 7:00 amORD  Chicago O'Hare Intl-PAT Patna
30h 30m2 stops Abu Dhabi Zayed Intl Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
3:45 pm - 8:55 amPAT  Patna-ORD Chicago O'Hare Intl
27h 40m2 stops New Delhi Indira Gandhi Intl Abu Dhabi Zayed Intl
$1,669Multiple Airlines
Thu, Oct 8 - Mon, Oct 26
British Airways Logo
10:30 pm - 12:45 pmORD  Chicago O'Hare Intl-PAT Patna
27h 45m2 stops London Heathrow New Delhi Indira Gandhi Intl
British Airways Logo
10:05 pm - 4:25 pmPAT  Patna-ORD Chicago O'Hare Intl
28h 50m2 stops New Delhi Indira Gandhi Intl London Heathrow
$1,929British Airways
Mon, Nov 2 - Mon, Nov 30
Multiple Airlines Logo
7:45 pm - 3:00 pmORD  Chicago O'Hare Intl-PAT Patna
31h 45m2 stops Dubai Intl Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
7:55 pm - 7:55 pmPAT  Patna-ORD Chicago O'Hare Intl
35h 30m2 stops New Delhi Indira Gandhi Intl Warsaw Frederic Chopin
$1,955Multiple Airlines
Thu, Dec 24 - Thu, Dec 31
Multiple Airlines Logo
6:00 pm - 11:40 amORD  Chicago O'Hare Intl-PAT Patna
30h 10m2 stops Munich Franz Josef Strauss New Delhi Indira Gandhi Intl
Multiple Airlines Logo
9:40 am - 2:55 pmPAT  Patna-ORD Chicago O'Hare Intl
40h 45m2 stops New Delhi Indira Gandhi Intl Dubai Intl
$2,684Multiple Airlines
Thu, Dec 24 - Thu, Dec 31
Multiple Airlines Logo
6:00 pm - 11:40 amORD  Chicago O'Hare Intl-PAT Patna
30h 10m2 stops Munich Franz Josef Strauss New Delhi Indira Gandhi Intl
Multiple Airlines Logo
9:40 am - 2:55 pmPAT  Patna-ORD Chicago O'Hare Intl
40h 45m2 stops New Delhi Indira Gandhi Intl Dubai Intl
$2,687Multiple Airlines
Booking Insights

Price, demand and travel trends for Chicago O'Hare Intl Airport to Patna flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Chicago O'Hare Intl Airport to Patna?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Chicago O'Hare Intl Airport to Patna. It’s 13% cheaper than the average day, while Saturday is the most expensive, with prices 75% higher.

Find deals

Key details for Chicago O'Hare Intl Airport to Patna flights

Low season

August

Cheapest flight

$483
One-way flight from Chicago O'Hare Intl Airport to Patna

When to book flights from Chicago to Patna

Are your dates flexible? Find out the best times to travel from Chicago to Patna based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Chicago O'Hare Intl Airport to Patna flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Chicago O'Hare Intl Airport to Patna?

    Only Economy Class is available on flights from Chicago O'Hare Intl Airport to Patna.

  • Do I need a passport to fly from Chicago O'Hare Intl Airport to Patna?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Chicago O'Hare Intl Airport to Patna flight?

    Round-trip flights from Chicago O'Hare Intl Airport to Patna range from $971 to $1,811, with an average of $1,207 over the past 12 months. Anything below $971 counts as a good deal.

  • Have flight prices from Chicago O'Hare Intl Airport to Patna changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,152 to $2,687. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Chicago O'Hare Intl Airport to Patna looking right now?

    One-way fares from Chicago O'Hare Intl Airport to Patna are currently lower than usual. Average one-way flight prices are about $490, which is 9% below the typical average for this route.

  • Which airports can I use when flying from Chicago O'Hare Intl Airport to Patna?

    Flights from Chicago O'Hare Intl Airport to Patna usually depart from Chicago O'Hare Intl (ORD) and arrive at Patna (PAT).

  • Which airports do connecting flights from Chicago O'Hare Intl Airport to Patna pass through?

    Most connecting flights from Chicago O'Hare Intl Airport to Patna pass through New Delhi Indira Gandhi Intl (DEL), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Chicago O'Hare Intl Airport to Patna?

    Yes. Flexible dates can save you up to 51% on flights from Chicago O'Hare Intl Airport to Patna. Tuesday is the cheapest departure day at $1,056 round-trip on average, while Saturday is the most expensive at $2,114, a difference of $1,058.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Chicago O'Hare Intl Airport and Patna?

    Patna is 10 hours ahead of Chicago O'Hare Intl Airport (India Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Chicago O'Hare Intl Airport to Patna flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Saturday. On this route, Tuesday flights average $1,056, about $1,058 less than Saturday fares (50% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Chicago O'Hare Intl Airport to Patna trip for January. Fares historically average $738 round-trip in that month - typically $1,341 less than the most expensive month, which is March (based on the last 12 months).

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