Cheapest upcoming dates
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Airlines Flying This Route
B6
EI
FI
JU
EgyptAir
TAP Air Portugal
UA
Airports on this route
Flying from Chicago
- ORD
O'Hare International Airport
Chicago
Arriving in Istanbul
- IST
Istanbul Airport
Istanbul
- SAW
Istanbul Sabiha Gökçen International Airport
Istanbul
Best time to fly
Among the months with available fare data, November had the lowest observed fare, from $350.
Istanbul is mildest and driest from July to September.
Based on typical climate for the destination, not a forecast.
Typical climate in Istanbul
Average daily highs and lows in Istanbul, and how often it rains.
Warmest month
Jul, around 28°C
Mildest months
Jul to Sep
Wettest month
Jan, about 14 rainy days
- Jan: average high 9°C, average low 4°C, 14 days of rain.
- Feb: average high 11°C, average low 4°C, 10 days of rain.
- Mar: average high 12°C, average low 4°C, 13 days of rain.
- Apr: average high 16°C, average low 8°C, 12 days of rain.
- May: average high 20°C, average low 12°C, 11 days of rain.
- Jun: average high 25°C, average low 17°C, 10 days of rain.
- Jul: average high 28°C, average low 20°C, 5 days of rain.
- Aug: average high 28°C, average low 21°C, 6 days of rain.
- Sep: average high 25°C, average low 18°C, 8 days of rain.
- Oct: average high 20°C, average low 14°C, 9 days of rain.
- Nov: average high 16°C, average low 10°C, 10 days of rain.
- Dec: average high 12°C, average low 7°C, 13 days of rain.
Travel guide to Istanbul
Places to visit, the best time to go and getting around.
More for your trip
Everything else your trip needs, compared in one place.
More routes from Chicago
More ways to reach Istanbul
The return route
Tips for Cheaper Flights
Book Early
For flights from Chicago to Istanbul, booking 2-3 months in advance typically offers the best prices.
Fly Mid-Week
Tuesday to Thursday flights are often cheaper than weekend departures on this route.
Compare All Options
Tripzle compares prices from 7 airlines so you always find the best deal.
Be Flexible
Shifting your dates by a day or two can save significantly on Chicago to Istanbul flights.
Frequently Asked Questions
Flights to Istanbul arrive at Istanbul Airport (IST), Istanbul Sabiha Gökçen International Airport (SAW).
7 airlines operate this route, including B6, EI, FI, JU.
Among the months with available fare data, November had the lowest observed fares from Chicago to Istanbul.