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Cheap flights from Killeen to Istanbul from $1,659

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Istanbul departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
12:31 pm - 7:00 am
GRK
-
IST
33h 29m2 stops
Qatar Airways Logo
1:50 pm - 6:53 pm
IST
-
GRK
38h 03m2 stops
$1,659Qatar Airways
Wed, Feb 4 - Sun, Feb 8
Qatar Airways Logo
6:44 pm - 11:15 am
GRK
-
IST
32h 31m2 stops
Qatar Airways Logo
8:05 pm - 3:28 pm
IST
-
GRK
51h 23m2 stops
$7,255Qatar Airways
Sat, May 16 - Sun, May 24

Qatar Airways flights from Killeen to Istanbul Airport

Our best Qatar Airways deals on Killeen to Istanbul Airport flight tickets
Qatar Airways
Feb 4
GRK12:31 pmKilleen Fort Hood Regional
33h 29m
2 stops
IST7:00 amIstanbul
Feb 8
IST1:50 pmIstanbul
38h 03m
2 stops
GRK6:53 pmKilleen Fort Hood Regional
$1,659
Find similar
Qatar Airways
May 16
GRK6:44 pmKilleen Fort Hood Regional
32h 31m
2 stops
IST11:15 amIstanbul
May 24
IST8:05 pmIstanbul
51h 23m
2 stops
GRK3:28 pmKilleen Fort Hood Regional
$7,255
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Killeen 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 22, 2025.
Use the filters below to find and compare flights from Killeen to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KilleenIstanbul

GRK - IST

GRKIST

Killeen Fort Hood Regional

Wed 2/4

12:31 pm-7:00 am

2 stops33h 29m

Istanbul

Sun 2/8

1:50 pm-6:53 pm

2 stops38h 03m

$1,659

KilleenIstanbul

GRK - IST

GRKIST

Killeen Fort Hood Regional

Sat 5/16

6:44 pm-11:15 am

2 stops32h 31m

Istanbul

Sun 5/24

8:05 pm-3:28 pm

2 stops51h 23m

$7,255

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 Killeen 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 airlines fly to Istanbul Airport?

Lufthansa, British Airways and Delta are the top three most popular airlines that fly to Istanbul Airport from Killeen according to our data. Lufthansa is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Istanbul Airport. Keep in mind that there are 8 different airlines that fly to Istanbul Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Killeen to Istanbul Airport

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

Cheap Killeen to Istanbul Airport (GRK to IST) flight deals and tips

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

Fastest flight time

38h 39m

Direct flights

None
The fastest flight from Killeen to Istanbul Airport takes 38h 39m
There are no direct flights from Killeen to Istanbul Airport. There are no popular flight routes from Killeen to Istanbul Airport.
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  • How far is Killeen Fort Hood Regional to Istanbul by plane?

    There are 6378.3 mi between Killeen Fort Hood Regional and Istanbul. Flights usually cover this in 38h 39m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Istanbul Airport?

    Prices for flights from Killeen Fort Hood Regional Airport to Istanbul Airport are updated daily.

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to Istanbul Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Killeen Fort Hood Regional Airport to Istanbul Airport.

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

    The travel and health documents required for your trip to Istanbul Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Istanbul Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 Killeen to Istanbul?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Killeen to Istanbul. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Killeen to Istanbul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Killeen to Istanbul?

Once all potential Killeen to Istanbul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Istanbul, momondo offers a useful price alert feature which will track prices for flights to Istanbul from Killeen and alert you when they change.

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