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Cheap flights from Green Bay to Istanbul from $573

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 1/23. 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
10:42 am - 6:05 pm
GRB
-
IST
22h 23m2 stops
United Airlines Logo
6:30 am - 3:07 pm
IST
-
GRB
17h 37m2 stops
$573United Airlines
Fri, Jan 23 - Tue, Jan 27
United Airlines Logo
8:00 am - 6:05 pm
GRB
-
IST
25h 05m2 stops
United Airlines Logo
6:30 am - 3:09 pm
IST
-
GRB
41h 39m2 stops
$578United Airlines
Wed, Feb 11 - Sun, Feb 15
United Airlines Logo
8:00 am - 6:05 pm
GRB
-
IST
25h 05m2 stops
United Airlines Logo
6:30 am - 2:10 pm
IST
-
GRB
16h 40m2 stops
$673United Airlines
Wed, Feb 11 - Sun, Feb 15

United Airlines flights from Green Bay to Istanbul Airport

Our best United Airlines deals on Green Bay to Istanbul Airport flight tickets
United Airlines
Jan 23
GRB10:42 amGreen Bay Austin-Straubel
22h 23m
2 stops
IST6:05 pmIstanbul
Jan 27
IST6:30 amIstanbul
17h 37m
2 stops
GRB3:07 pmGreen Bay Austin-Straubel
$573
Find similar
United Airlines
Feb 11
GRB8:00 amGreen Bay Austin-Straubel
25h 05m
2 stops
IST6:05 pmIstanbul
Feb 15
IST6:30 amIstanbul
41h 39m
2 stops
GRB3:09 pmGreen Bay Austin-Straubel
$578
Find similar
United Airlines
Feb 11
GRB8:00 amGreen Bay Austin-Straubel
25h 05m
2 stops
IST6:05 pmIstanbul
Feb 15
IST6:30 amIstanbul
16h 40m
2 stops
GRB2:10 pmGreen Bay Austin-Straubel
$673
Find similar

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 December 4, 2025.
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

Fri 1/23

10:42 am-6:05 pm

2 stops22h 23m

Istanbul

Tue 1/27

6:30 am-3:07 pm

2 stops17h 37m

$573

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Wed 2/11

8:00 am-6:05 pm

2 stops25h 05m

Istanbul

Sun 2/15

6:30 am-3:09 pm

2 stops41h 39m

$578

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Wed 2/11

8:00 am-6:05 pm

2 stops25h 05m

Istanbul

Sun 2/15

6:30 am-2:10 pm

2 stops16h 40m

$673

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Istanbul from

How to get the cheapest flight ticket from Green Bay to Istanbul Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Istanbul Airport?

Our data shows that Friday is the least expensive day to fly to Istanbul Airport. Tickets to fly out on this day can be as low as $1,181. On the other hand, Tuesday is the most expensive day to depart from Green Bay because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,184.

What is the cheapest time of day to depart on your flight to Istanbul Airport?

In the afternoon is the cheapest time of day to fly from Green Bay to Istanbul Airport when you can find flight prices for as low as $1,144. Flying to Istanbul Airport in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive with an average ticket price of $1,181.

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 23m

Direct flights

None
The fastest flight from Green Bay to Istanbul Airport takes 22h 23m
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 23m 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
7,562 reviews
Search British Airways flights

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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