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How to get from St Louis to Istanbul

No nonstop flights. The fastest way is via Chicago: about 14h 36m including the connection. Other options: via Detroit, Washington, Toronto and Boston. Two tickets from $665.

Flights from St Louis to Istanbul

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Prices by day: St Louis to Istanbul

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

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Best fares from St Louis to Istanbul

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $576 24 November 2026, with a connection Cheapest in the next 7 days $606 Today Cheapest month November 2026 tickets from $576

Where to connect

Options with one connection, fastest first

fastest, via Chicago
14h 36m
two tickets, via Chicago
$665
connection options
5
straight-line distance
5,733 mi (9,227 km)
fastest
Via Chicago
14h 36m
with the connection
St Louis to Chicago flight 1h 28m
Connection of about 3h
Chicago to Istanbul flight 10h 8m
two ticketsfrom $665
Via Detroit
14h 40m
with the connection
St Louis to Detroit flight 1h 30m
Connection of about 3h
Detroit to Istanbul flight 10h 10m
Via Washington
14h 48m
with the connection
St Louis to Washington flight 2h 3m
Connection of about 3h Arrival: Baltimore/Wash International Thurgood Marshall, Ronald Reagan National, Washington Dulles International. Departure to Istanbul: Washington Dulles International.
Washington to Istanbul flight 9h 45m
two ticketsfrom $909
Via Toronto
Canada
14h 53m
with the connection
St Louis to Toronto flight 1h 58m
Connection of about 3h
Toronto to Istanbul flight 9h 55m
two ticketsfrom $1,870
Via Boston
14h 55m
with the connection
St Louis to Boston flight 2h 35m
Connection of about 3h
Boston to Istanbul flight 9h 20m
two ticketsfrom $705

One ticket or two

How the options are calculated and what to keep in mind at the connection

Flight times come from the nonstop schedule (estimated from the distance where there is no schedule), with 3h allowed for the connection. The price of an option is the sum of the lowest known fares for each leg; their dates may not match, so treat it as a guide. The search shows tickets for your dates, including connections on a single ticket.

When to visit Istanbul

Weather by month

Best time to visit: July, August and September, +26° to +31° by day, sea +24° to +25°. In November it is +17° by day and +11° at night, sea +17°, with 9 rainy days.

Jan
+10° +5° +10° 12 days
Feb
+10° +4° +9° 10 days
Mar
+12° +5° +10° 13 days
Apr
+17° +9° +12° 11 days
May
+21° +13° +15° 8 days
Jun
+27° +18° +21° 7 days
Jul
+31° +22° +25° 3 days
Aug
+30° +22° +25° 3 days
Sep
+26° +19° +24° 6 days
Oct
+20° +14° +20° 6 days
Nov
+17° +11° +17° 9 days
Dec
+12° +8° +13° 12 days

Daytime and night temperatures in °C, sea temperature (in blue), rainy days. Months with the most comfortable weather are in green. Long-term averages.

Nearest nonstop flights

The closest you can get without a connection

Frequently asked questions

Is there a nonstop flight from St Louis to Istanbul?
There are no nonstop flights in the schedule. You will need a connection, the fastest is via Chicago.
What is the fastest way to fly from St Louis to Istanbul?
Via Chicago: 1h 28m to the connection, 10h 8m after it, about 14h 36m in total with 3h for the connection.
How much does a flight from St Louis to Istanbul with a connection cost?
Two nonstop tickets via Chicago from $665. This is the sum of the lowest known prices for each leg, and their dates may not match.
Which cities can you connect in between St Louis and Istanbul?
Chicago (14h 36m total), Detroit (14h 40m total), Washington (14h 48m total), Toronto (14h 53m total) and Boston (14h 55m total).
How far is Istanbul from St Louis?
5,733 mi (9,227 km) in a straight line between the cities.
How much time should I allow for the connection?
The options allow 3h. On a single ticket the carrier is responsible for the connection; on separate tickets you set the margin yourself, allowing time to collect and re-check your bags.