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$1,186+ Cheap flights from Green Bay (GRB) to Istanbul

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — IST
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Green Bay to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Istanbul (TR5). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 31, 2025.

Round-trip from

$1,186
(United Airlines)
From Green Bay Austin-Straubel to Istanbul
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Find flight deals from Green Bay to Istanbul

Cheapest flights from Green Bay to Istanbul
Explore the most affordable flight options available from Green Bay to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:44 amGRB - IST
2 stops30h 36mUnited Airlines
Thu 5/222:00 pmIST - GRB
2 stops37h 22mUnited Airlines
Deal found 3/31$1,186
This Gotogate deal was found by Cheapflights users on 3/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1510:50 amGRB - IST
2 stops26h 30mMultiple Airlines
Wed 5/212:10 amIST - GRB
2 stops27h 13mMultiple Airlines
Deal found 3/31$2,755

Cheapflights Fare Finder

Customize your flight search to find flights from Green Bay 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 March 31, 2025.
Use the filters below to find and compare flights from Green Bay to Istanbul that are best for you.

Fly from

Green Bay

Fly to

Istanbul

Route

Depart

Return

Price

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Thu 5/15

6:44 am-9:20 pm

2 stops30h 36m

Istanbul

Thu 5/22

2:00 pm-7:22 pm

2 stops37h 22m

$1,186

Green BayIstanbul

GRB - IST

GRBIST

Green Bay Austin-Straubel

Thu 5/15

10:50 am-9:20 pm

2 stops26h 30m

Istanbul

Wed 5/21

2:10 am-9:23 pm

2 stops27h 13m

$2,755

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Best time to book a flight from Green Bay to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Green Bay 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 Green Bay to Istanbul

Rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Istanbul ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Istanbul when rainfall is around 0.4 in.

Temperature in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Istanbul, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Istanbul. Reviews last updated March 31, 2025.
United Airlines
7.4
Good
8,614 reviews

Boarding

7.7

Entertainment

7.0

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,614 reviews
United Airlines
7.4
Good
8,614 reviews

Boarding

7.7

Entertainment

7.0

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • What airport do you fly from for flights from Green Bay to Istanbul?

    For a flight from Green Bay to Istanbul, you will be flying from Austin-Straubel. Green Bay Austin-Straubel (GRB) is just 5.9 mi from the center of the city. Austin-Straubel is the only Green Bay airport and it handles 0 outbound flights to Istanbul per day. 1 airline has flights to Istanbul from Green Bay Austin-Straubel on a regular basis.

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

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

  • How can I find direct flights from Green Bay to Istanbul?

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

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

    Yes. Cheapflights offers flight deals from Green Bay 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 Green Bay to Istanbul?

    Currently, November is the cheapest month in which you can book a flight from Green Bay to Istanbul (average of $923). Flying from Green Bay to Istanbul in June is currently the most expensive (average of $1,423). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Green Bay to Istanbul

Discover the top airline that operate flights from Green Bay 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$960Average$1,181FlexibilityNo cancel feeOn-time69%
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