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Cheap flights from Green Bay to Istanbul from $843

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Istanbul departing on 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Green Bay to Istanbul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:30 pm - 2:50 amGRB  Green Bay Austin-Straubel-IST Istanbul
24h 20m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
4:30 am - 10:13 pmIST  Istanbul-GRB Green Bay Austin-Straubel
26h 43m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$843Lufthansa
Sun, Nov 15 - Fri, Nov 20
Lufthansa Logo
12:30 pm - 2:05 amGRB  Green Bay Austin-Straubel-IST Istanbul
29h 35m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
3:45 am - 9:04 pmIST  Istanbul-GRB Green Bay Austin-Straubel
25h 19m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$1,007Lufthansa
Sun, Sep 6 - Thu, Sep 17
British Airways Logo
8:15 pm - 12:50 amGRB  Green Bay Austin-Straubel-IST Istanbul
43h 35m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
6:45 pm - 6:22 pmIST  Istanbul-GRB Green Bay Austin-Straubel
32h 37m2 stops London Heathrow Chicago O'Hare Intl
$1,056British Airways
Sat, Jan 30 - Wed, Feb 3
United Airlines Logo
8:00 am - 6:10 pmGRB  Green Bay Austin-Straubel-IST Istanbul
25h 10m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
1:10 pm - 2:39 pmIST  Istanbul-GRB Green Bay Austin-Straubel
34h 29m2 stops London Heathrow Chicago O'Hare Intl
$1,072United Airlines
Sun, Nov 15 - Thu, Nov 19
Lufthansa Logo
5:30 pm - 10:45 pmGRB  Green Bay Austin-Straubel-IST Istanbul
44h 15m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
4:30 am - 10:13 pmIST  Istanbul-GRB Green Bay Austin-Straubel
26h 43m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$1,114Lufthansa
Mon, Nov 2 - Thu, Nov 5
British Airways Logo
7:02 pm - 2:50 pmGRB  Green Bay Austin-Straubel-IST Istanbul
35h 48m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
8:30 pm - 3:34 pmIST  Istanbul-GRB Green Bay Austin-Straubel
27h 04m2 stops London Heathrow Chicago O'Hare Intl
$2,236British Airways
Mon, Sep 7 - Fri, Sep 18

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Lufthansa flights from Green Bay to Istanbul Airport

Our best Lufthansa deals on Green Bay to Istanbul Airport flight tickets
Lufthansa
Nov 15
GRB5:30 pmGreen Bay Austin-Straubel
24h 20m
2 stops
IST2:50 amIstanbul
Nov 20
IST4:30 amIstanbul
26h 43m
2 stops
GRB10:13 pmGreen Bay Austin-Straubel
$843
Lufthansa
Sep 6
GRB12:30 pmGreen Bay Austin-Straubel
29h 35m
2 stops
IST2:05 amIstanbul
Sep 17
IST3:45 amIstanbul
25h 19m
2 stops
GRB9:04 pmGreen Bay Austin-Straubel
$1,007
Lufthansa
Nov 2
GRB5:30 pmGreen Bay Austin-Straubel
44h 15m
2 stops
IST10:45 pmIstanbul
Nov 5
IST4:30 amIstanbul
26h 43m
2 stops
GRB10:13 pmGreen Bay Austin-Straubel
$1,114

British Airways flights from Green Bay to Istanbul Airport

Our best British Airways deals on Green Bay to Istanbul Airport flight tickets
British Airways
Jan 30
GRB8:15 pmGreen Bay Austin-Straubel
43h 35m
2 stops
IST12:50 amIstanbul
Feb 3
IST6:45 pmIstanbul
32h 37m
2 stops
GRB6:22 pmGreen Bay Austin-Straubel
$1,056
British Airways
Sep 7
GRB7:02 pmGreen Bay Austin-Straubel
35h 48m
2 stops
IST2:50 pmIstanbul
Sep 18
IST8:30 pmIstanbul
27h 04m
2 stops
GRB3:34 pmGreen Bay Austin-Straubel
$2,236

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay to Istanbul Airport 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, momondo users made 832,500 searches. Data last updated August 11, 2026.
Use the filters below to find and compare flights from Green Bay to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Green BayIstanbul

GRB Green Bay Austin-Straubel - IST Istanbul

GRBIST

Green Bay Austin-Straubel

Sun 11/15

5:30 pm-2:50 am

2 stops24h 20m

Istanbul

Fri 11/20

4:30 am-10:13 pm

2 stops26h 43m

$843

Green BayIstanbul

GRB Green Bay Austin-Straubel - IST Istanbul

GRBIST

Green Bay Austin-Straubel

Sun 9/6

12:30 pm-2:05 am

2 stops29h 35m

Istanbul

Thu 9/17

3:45 am-9:04 pm

2 stops25h 19m

$1,007

Green BayIstanbul

GRB Green Bay Austin-Straubel - IST Istanbul

GRBIST

Green Bay Austin-Straubel

Sat 1/30

8:15 pm-12:50 am

2 stops43h 35m

Istanbul

Wed 2/3

6:45 pm-6:22 pm

2 stops32h 37m

$1,056

Green BayIstanbul

GRB Green Bay Austin-Straubel - IST Istanbul

GRBIST

Green Bay Austin-Straubel

Sun 11/15

8:00 am-6:10 pm

2 stops25h 10m

Istanbul

Thu 11/19

1:10 pm-2:39 pm

2 stops34h 29m

$1,072

Green BayIstanbul

GRB Green Bay Austin-Straubel - IST Istanbul

GRBIST

Green Bay Austin-Straubel

Mon 11/2

5:30 pm-10:45 pm

2 stops44h 15m

Istanbul

Thu 11/5

4:30 am-10:13 pm

2 stops26h 43m

$1,114

Green BayIstanbul

GRB Green Bay Austin-Straubel - IST Istanbul

GRBIST

Green Bay Austin-Straubel

Mon 9/7

7:02 pm-2:50 pm

2 stops35h 48m

Istanbul

Fri 9/18

8:30 pm-3:34 pm

2 stops27h 04m

$2,236

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Green Bay to Istanbul Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Istanbul Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Green Bay to Istanbul Airport (GRB to IST) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Istanbul Airport

Fastest flight time

21h 00m

Direct flights

None
The fastest flight from Green Bay to Istanbul Airport takes 21h 00m
There are no direct flights from Green Bay to Istanbul Airport. There are no popular flight routes from Green Bay to Istanbul Airport.
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Frequently asked questions about flying from Green Bay to Istanbul Airport

  • How far is Green Bay Austin-Straubel to Istanbul by plane?

    The distance between Green Bay Austin-Straubel and Istanbul is about 5331.5 mi. Typically, this will take 21h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Istanbul Airport?

    Prices for flights from Green Bay Austin-Straubel Airport to Istanbul Airport were last updated today.

  • How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Istanbul Airport?

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Istanbul Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Istanbul Airport.

  • What documentation or ID do you need to fly to Istanbul Airport?

    The travel and health documents you'll need for your trip to Istanbul Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Istanbul Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Green Bay to Istanbul Airport?

Best airlines flying from Green Bay to Istanbul Airport

Compare and see reviews for airlines that fly from Green Bay to Istanbul Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $635Free CancellationRating
6.7
8,157 reviews
Search British Airways flights

Frequently asked questions about flying from Green Bay to Istanbul Airport

  • How do I get Price Alerts for flights from Green Bay to Istanbul Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Green Bay from Istanbul Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Green Bay to Istanbul Airport with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Istanbul?

Book flights to Istanbul if you plan to visit one of these locations
Yalova

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Istanbul?

Finding the right flight to Istanbul from Green Bay is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Istanbul quick and easy, saving you time and money.

Can I find flights from Green Bay to Istanbul with flexible booking policies on momondo?

momondo does allow users to show only those flights to Istanbul from Green Bay which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Green Bay to Istanbul?

momondo helps you find the best flight between Green Bay and Istanbul by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Green Bay to Istanbul right now. Can momondo alert me if prices change?

Price alerts on flights to Istanbul from Green Bay are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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