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Cheap flights from Istanbul Airport to Chicago O'Hare Intl Airport from £303

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
IST — ORD
26 Feb — 5 Mar1
1 adult

The best prices from Istanbul to Chicago O'Hare Intl are usually found in February or November, booked 53 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from Istanbul to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) 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 21 February 2025.

Round-trip from

£405

One-way from

£303

Popular in

August

Cheapest in

February

Average price

£502
British Airways
  • British Airways
  • 8/3-24/3
  • 3 total stops
  • 33h 13m total
  • Istanbul to Chicago
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Air Serbia
  • Air Serbia
  • 1/4
  • 1 total stop
  • 29h 50m total
  • Istanbul to Chicago
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£94 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2025
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Find flight deals from Istanbul to O'Hare Intl

Cheapest flights from Istanbul to O'Hare Intl
Explore the most affordable flight options available from Istanbul to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Sat 8/307:35IST - ORD
1 stop16h 10mBritish Airways
Mon 24/316:27ORD - IST
2 stops17h 03mBritish Airways
Deal found 20/2£405
Tue 9/907:05IST - ORD
1 stop19h 10mIcelandair
Sun 28/922:15ORD - IST
1 stop17h 40mIcelandair
Deal found 21/2£423
Tue 16/1206:30IST - ORD
1 stop22h 35mLufthansa
Sat 3/115:55ORD - IST
1 stop21h 50mLufthansa
Deal found 20/2£469
Wed 30/414:00IST - ORD
2 stops29h 45mUnited Airlines
Sun 25/510:50ORD - IST
2 stops18h 15mUnited Airlines
Deal found 20/2£473
Mon 9/617:05IST - ORD
1 stop29h 05mKLM
Wed 23/716:50ORD - IST
1 stop15h 30mKLM
Deal found 20/2£500
Wed 10/904:20IST - ORD
1 stop18h 40mDelta
Mon 29/917:45ORD - IST
2 stops25h 40mDelta
Deal found 21/2£504
Tue 18/306:50IST - ORD
3 stops34h 48mMultiple Airlines
Mon 14/409:02ORD - IST
2 stops20h 03mMultiple Airlines
Deal found 20/2£558
Fri 19/1215:25IST - ORD
Nonstop12h 00mTurkish Airlines
Sat 3/120:20ORD - IST
Nonstop10h 40mTurkish Airlines
Deal found 20/2£583
Thu 27/317:40IST - ORD
1 stop29h 55mAir Serbia
Sat 12/423:20ORD - IST
1 stop20h 10mAir Serbia
Deal found 20/2£590
Tue 25/302:05IST - ORD
1 stop22h 10mRoyal Jordanian
Sat 5/420:10ORD - IST
1 stop16h 20mRoyal Jordanian
Deal found 20/2£770

Find flights from Istanbul to O'Hare Intl within your budget

Customise your flight search to find flights from Istanbul 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 858,174 searches. Data last updated 21 February 2025.

Fly from

Istanbul

Fly to

O'Hare Intl

Route

Depart

Return

Price

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Sat 8/3

07:35-14:45

1 stop16h 10m

Chicago O'Hare Intl

Mon 24/3

16:27-17:30

2 stops17h 03m

£405

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Wed 30/4

14:00-11:45

2 stops29h 45m

Chicago O'Hare Intl

Sun 25/5

10:50-13:05

2 stops18h 15m

£473

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Tue 10/6

14:00-19:55

1 stop13h 55m

Chicago O'Hare Intl

Tue 22/7

22:30-21:20

1 stop14h 50m

£497

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 9/6

17:05-14:10

1 stop29h 05m

Chicago O'Hare Intl

Wed 23/7

16:50-16:20

1 stop15h 30m

£500

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Wed 26/3

05:10-20:38

2 stops23h 28m

Chicago O'Hare Intl

Tue 15/4

17:10-03:25

1 stop26h 15m

£517

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Tue 18/3

06:50-09:38

3 stops34h 48m

Chicago O'Hare Intl

Mon 14/4

09:02-13:05

2 stops20h 03m

£558

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 9/6

06:30-09:40

Nonstop11h 10m

Chicago O'Hare Intl

Mon 14/7

11:25-05:45

Nonstop10h 20m

£584

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Thu 27/3

17:40-15:35

1 stop29h 55m

Chicago O'Hare Intl

Sat 12/4

23:20-03:30

1 stop20h 10m

£590

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Tue 25/3

02:05-16:15

1 stop22h 10m

Chicago O'Hare Intl

Sat 5/4

20:10-20:30

1 stop16h 20m

£770

IstanbulChicago

IST - ORD

ISTORD

Istanbul

Mon 17/3

18:50-08:40

3 stops45h 50m

Chicago O'Hare Intl

Sun 30/3

10:15-17:35

2 stops47h 20m

£1,319

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 20 results
1
2

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

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Istanbul 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.

Travel insights for flights from Istanbul to O'Hare Intl

Get recent, data-driven insights about flights from Istanbul to O'Hare Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Istanbul Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Istanbul to O'Hare Intl. Price data was last updated on 14 February 2025.

The best time to book flights from Istanbul Airport to Chicago O'Hare Intl Airport is 53 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Istanbul Airport to Chicago O'Hare Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Istanbul Airport to Chicago O'Hare Intl Airport (average of £595). Flying from Istanbul Airport to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IST to ORD?

Find hourly flight availability from Istanbul to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

A simple way to save on the total cost of your ticket is to fly from Istanbul Airport to Chicago O'Hare Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight at midday.

Weekly flight availability from Istanbul Airport to Chicago O'Hare Intl Airport

Explore weekly flight availability from Istanbul to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 February 2025.

The most flights from IST to ORD are scheduled on a Thursday (14 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated 21 February 2025.
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Comfort

8.1

Overall

8.3

Entertainment

7.8

Food

8.1

Crew

8.5

Boarding

8.4

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Asiana Airlines
8.3
Very Good
445 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Comfort

8.1

Overall

8.3

Entertainment

7.8

Food

8.1

Crew

8.5

Boarding

8.4

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Emirates
8.1
Very Good
3,276 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Comfort

8.1

Overall

8.3

Entertainment

7.8

Food

8.1

Crew

8.5

Boarding

8.4

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Delta
8.0
Very Good
8,217 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Comfort

8.1

Overall

8.3

Entertainment

7.8

Food

8.1

Crew

8.5

Boarding

8.4

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

KLM
7.8
Good
1,333 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Comfort

8.1

Overall

8.3

Entertainment

7.8

Food

8.1

Crew

8.5

Boarding

8.4

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

United Airlines
7.4
Good
8,761 reviews
Asiana Airlines
8.3
Very Good
445 reviews
Check prices

Comfort

8.1

Overall

8.3

Entertainment

7.8

Food

8.1

Crew

8.5

Boarding

8.4

Reviews

1 / 20

6.0
Good

Sofia,Feb 2025

MNL - ICN

I paid for seat selections but was not able to select my seats by going on the Asiana website. The whole process was cumbersome and gave up on it.

Related info for your journey

Find useful and relevant information for your journey from Istanbul 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 are the cheapest airlines flying from Istanbul Airport to Chicago O'Hare Intl Airport round-trip?

    According to our current data, British Airways (£405), United Airlines (£473), and Lufthansa (£497) offers the cheapest pricing from Istanbul Airport to Chicago O'Hare Intl Airport. British Airways is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Istanbul Airport to Chicago O'Hare Intl Airport one-way?

    To fly one-way, consider booking your trip with Air Serbia, which is currently one of the cheapest options available, starting at £303. KLM flights start at £480 while deals on British Airways start at £519 one-way.

  • What are the most reliable airlines from Istanbul Airport to Chicago O'Hare Intl Airport?

    Before booking your flight to Chicago O'Hare Intl Airport from Istanbul Airport, check out the most reliable airlines to get you to your destination on time: MIAT Mongolian (75%), Uzbekistan Airways (60%), Pakistan International Airlines( 60%).

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

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

  • How can I find direct flights from Istanbul 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 Istanbul to O'Hare Intl.

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

    Yes. Cheapflights offers flight deals from Istanbul 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.

  • What is the cheapest month to book a flight from Istanbul Airport to Chicago O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Istanbul Airport to Chicago O'Hare Intl Airport (average of £595). Flying from Istanbul Airport to Chicago O'Hare Intl Airport in July is currently the most expensive (average of £843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Istanbul Airport?

Book flights to Istanbul Airport if you plan to visit one of these locations
Evanston
Downers Grove
Schaumburg
Elk Grove Village
Beloit
Rosemont

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Top airline flying from Istanbul to O'Hare Intl

Discover the top airline that operate flights from Istanbul to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest£577Average£665FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights

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When you search for this flight from Istanbul to O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to O'Hare Intl from Istanbul.

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Yes! Cheapflights helps users easily find flights from Istanbul to O'Hare Intl with no change fees.

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

Not ready to book yet? You can track prices for flights from Istanbul to O'Hare Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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