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$318+ Cheap flights from Wisconsin to Istanbul (IST)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — IST
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Wisconsin to Istanbul

Keep the following information in mind while searching for Wisconsin to Istanbul flight deals. Data was last updated September 15, 2025.

Round-trip from

$637
(Delta)

One-way from

$318
(Kiwi.com)

Popular in

February

Cheapest in

November

Average price

$933
From Wisconsin to Istanbul
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One-way flight from Wisconsin to Istanbul
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Highest demand for flights based on searches. 17% potential increase in price ($217 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Wisconsin to Istanbul

Cheapest flights from Wisconsin to Istanbul
Explore the most affordable flight options available from Wisconsin to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:17 pmMKE - IST
2 stops27h 33mDelta
Wed 12/104:50 amIST - MKE
2 stops24h 28mDelta
Deal found 9/13$637
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:17 pmMKE - IST
2 stops27h 33mDelta
Mon 12/155:55 pmIST - MKE
2 stops35h 27mDelta
Deal found 9/13$639
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:59 pmMKE - IST
2 stops21h 01mAmerican Airlines
Fri 12/128:10 amIST - MKE
2 stops23h 55mAmerican Airlines
Deal found 9/14$640
This British Airways deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:05 pmMKE - IST
2 stops20h 25mBritish Airways
Fri 12/128:10 amIST - MKE
2 stops18h 49mBritish Airways
Deal found 9/13$642
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/304:59 pmMKE - IST
2 stops25h 51mDelta
Wed 12/104:50 amIST - MKE
2 stops24h 32mDelta
Deal found 9/13$696
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/289:36 amMKE - IST
2 stops33h 14mDelta
Mon 12/84:50 amIST - MKE
2 stops25h 50mDelta
Deal found 9/13$727
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/299:36 amMKE - IST
2 stops22h 19mDelta
Mon 12/84:50 amIST - MKE
2 stops24h 28mDelta
Deal found 9/13$728
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/283:09 pmMKE - IST
2 stops27h 41mDelta
Mon 12/155:55 pmIST - MKE
2 stops35h 27mDelta
Deal found 9/13$729
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/293:13 pmMKE - IST
2 stops16h 42mDelta
Mon 12/155:55 pmIST - MKE
2 stops35h 27mDelta
Deal found 9/13$730
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:40 amMKE - IST
2 stops33h 10mDelta
Wed 12/104:50 amIST - MKE
2 stops20h 27mDelta
Deal found 9/13$740
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:40 amMKE - IST
2 stops33h 10mDelta
Mon 12/155:55 pmIST - MKE
2 stops35h 27mDelta
Deal found 9/13$742
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/309:55 pmORD - IST
2 stops17h 45mLOT
Mon 12/87:50 amIST - ORD
2 stops21h 05mLOT
Deal found 9/14$752

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wisconsin to Istanbul 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 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Wisconsin to Istanbul Airport that are best for you.

Fly from

Wisconsin

Fly to

Istanbul

Route

Depart

Return

Price

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Sun 1/18

7:00 am-3:50 am

2 stops35h 50m

Istanbul

Tue 1/27

5:55 pm-9:36 pm

2 stops36h 41m

$639

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Wed 1/14

5:30 am-3:50 am

2 stops37h 20m

Istanbul

Tue 1/27

5:55 pm-8:41 pm

2 stops35h 46m

$639

MilwaukeeIstanbul

MKE - IST

MKEIST

Milwaukee-Mitchell

Tue 12/2

6:59 pm-1:00 am

2 stops21h 01m

Istanbul

Fri 12/12

8:10 am-11:05 pm

2 stops23h 55m

$640

MilwaukeeIstanbul

MKE - IST

MKEIST

Milwaukee-Mitchell

Mon 12/1

12:05 pm-12:05 am

2 stops27h 00m

Istanbul

Thu 12/11

7:35 am-11:05 pm

2 stops24h 30m

$642

MilwaukeeIstanbul

MKE - IST

MKEIST

Milwaukee-Mitchell

Mon 12/1

12:05 pm-5:30 pm

2 stops20h 25m

Istanbul

Fri 12/12

8:10 am-5:59 pm

2 stops18h 49m

$642

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Mon 1/19

5:30 am-3:50 am

2 stops37h 20m

Istanbul

Mon 1/26

4:50 am-10:00 pm

2 stops26h 10m

$643

MilwaukeeIstanbul

MKE - IST

MKEIST

Milwaukee-Mitchell

Tue 12/2

3:37 pm-1:00 am

2 stops24h 23m

Istanbul

Fri 12/12

8:10 am-5:59 pm

2 stops42h 49m

$669

MilwaukeeIstanbul

MKE - IST

MKEIST

Milwaukee-Mitchell

Tue 12/2

5:12 pm-3:50 am

2 stops25h 38m

Istanbul

Sun 12/14

4:50 am-4:17 pm

2 stops20h 27m

$727

MilwaukeeIstanbul

MKE - IST

MKEIST

Milwaukee-Mitchell

Fri 11/28

9:36 am-3:50 am

2 stops33h 14m

Istanbul

Mon 12/8

4:50 am-9:40 pm

2 stops25h 50m

$727

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Thu 1/15

5:25 pm-3:50 am

2 stops25h 25m

Istanbul

Mon 1/26

4:50 am-3:36 pm

2 stops19h 46m

$727

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 51 results
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Best time to book a flight from Wisconsin to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Wisconsin with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Wisconsin to Istanbul Airport

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

Find hourly flight availability from Wisconsin to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Wisconsin to Istanbul Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Wisconsin to Istanbul Airport?

Related info for your journey

Find useful and relevant information for your journey from Wisconsin to Istanbul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Wisconsin to Istanbul Airport?

    A quick flight from Wisconsin to Istanbul Airport can take about 21h 01m. Delta provides one of the quickest options available for as low as $640. There are 5406 mi between Wisconsin and Istanbul Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Wisconsin to Istanbul Airport?

    Most travelers choose Chicago O'Hare Intl - Istanbul, Minneapolis St Paul - Istanbul or Milwaukee-Mitchell - Istanbul when deciding on the best route from Wisconsin to Istanbul Airport.

  • Can I find deals for flights from Wisconsin to Istanbul that include hotel bookings?

    Yes. In addition to deals on Wisconsin to Istanbul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Wisconsin to Istanbul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Wisconsin to Istanbul.

  • Can I find deals for business class flights from Wisconsin to Istanbul?

    Yes. Cheapflights offers flight deals from Wisconsin to Istanbul 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 Wisconsin to Istanbul Airport?

    Currently, October is the cheapest month in which you can book a flight from Wisconsin to Istanbul Airport (average of $916). Flying from Wisconsin to Istanbul Airport in June is currently the most expensive (average of $1,359). 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

Traveling to a place near Istanbul Airport?

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Yalova

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Alternative routes for Wisconsin to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Wisconsin to Istanbul

Discover the top 2 airlines that operate flights from Wisconsin to Istanbul. 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 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$635Average$689FlexibilityNo cancel feeOn-time70%
DeltaCheapest$785Average$981FlexibilityNo cancel feeOn-timeN/A

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