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Cheap flights from Green Bay to Istanbul from $778

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 2/25. 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
0 bags

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Find the cheapest flights from Green Bay to Istanbul

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:30 am - 6:05 pm
GRB
-
IST
26h 35m
2 stops
United Airlines Logo
6:30 am - 6:57 pm
IST
-
GRB
21h 27m
2 stops
$778United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
6:30 am - 6:05 pm
GRB
-
IST
26h 35m
2 stops
United Airlines Logo
6:30 am - 9:30 pm
IST
-
GRB
24h 00m
2 stops
$779United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
5:28 pm - 10:45 pm
GRB
-
IST
20h 17m
2 stops
United Airlines Logo
6:30 am - 9:55 am
IST
-
GRB
36h 25m
2 stops
$784United Airlines
Wed, Feb 25 - Sun, Mar 1
United Airlines Logo
10:33 am - 6:05 pm
GRB
-
IST
22h 32m
2 stops
United Airlines Logo
6:30 am - 6:57 pm
IST
-
GRB
21h 27m
2 stops
$1,014United Airlines
Wed, Feb 25 - Sun, Mar 1

United Airlines flights from Green Bay to Istanbul Airport

Our best United Airlines deals on Green Bay to Istanbul Airport flight tickets
United Airlines
Feb 25
GRB6:30 amGreen Bay Austin-Straubel
26h 35m
2 stops
IST6:05 pmIstanbul
Mar 1
IST6:30 amIstanbul
21h 27m
2 stops
GRB6:57 pmGreen Bay Austin-Straubel
$778
United Airlines
Feb 25
GRB6:30 amGreen Bay Austin-Straubel
26h 35m
2 stops
IST6:05 pmIstanbul
Mar 1
IST6:30 amIstanbul
24h 00m
2 stops
GRB9:30 pmGreen Bay Austin-Straubel
$779
United Airlines
Feb 25
GRB5:28 pmGreen Bay Austin-Straubel
20h 17m
2 stops
IST10:45 pmIstanbul
Mar 1
IST6:30 amIstanbul
36h 25m
2 stops
GRB9:55 amGreen Bay Austin-Straubel
$784

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 February 13, 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

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Wed 2/25

6:30 am-6:05 pm

2 stops26h 35m

Istanbul

Sun 3/1

6:30 am-6:57 pm

2 stops21h 27m

$778

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Wed 2/25

6:30 am-6:05 pm

2 stops26h 35m

Istanbul

Sun 3/1

6:30 am-9:30 pm

2 stops24h 00m

$779

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Wed 2/25

5:28 pm-10:45 pm

2 stops20h 17m

Istanbul

Sun 3/1

6:30 am-9:55 am

2 stops36h 25m

$784

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Wed 2/25

10:33 am-6:05 pm

2 stops22h 32m

Istanbul

Sun 3/1

6:30 am-6:57 pm

2 stops21h 27m

$1,014

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

22h 32m

Direct flights

None
The fastest flight from Green Bay to Istanbul Airport takes 22h 32m
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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  • 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 22h 32m 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
7,739 reviews
Search British Airways flights

  • 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?

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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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