What airlines fly to Istanbul?

Turkish Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to Istanbul from Colorado according to our data. Turkish Airlines is the first choice among our users, with 87% of people opting to fly with this airline when traveling to Istanbul. Keep in mind that there are 6 different airlines that fly to Istanbul on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Istanbul?

On average, it takes 11h 45m to fly from Colorado to Istanbul if you fly out of Denver (the most popular airport in Colorado) and into Istanbul Airport (the most popular airport in Istanbul). If you’re flying out of Colorado Springs and into Istanbul Airport, then the flight time is around 24h 35m.

How many flights depart from Colorado to Istanbul on average per week?

As of December 2025, 4 flights take off from Colorado and land in Istanbul each week. The most common flight departure day for this route is Tue, with 25% of weekly flights taking off on this day.

When did momondo last update prices for flights from Colorado to Istanbul?

Prices for flights from Colorado to Istanbul are refreshed on a daily basis.

How many operators does momondo search for flights from Colorado to Istanbul?

As of December 2025, there are 6 operators available to choose from for flights from Colorado to Istanbul.

How old do you have to be to fly from Colorado to Istanbul?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Istanbul.

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

The necessary travel and health documents for your Istanbul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$265 Cheap Flights from Colorado to Istanbul in 2025/26

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Find the cheapest flights from Colorado to Istanbul

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:09 pm - 6:05 pm

COS

IST

19h 56m2 stops

6:30 am - 9:58 pm

IST

COS

25h 28m2 stops

$775United Airlines

Fri, Jan 30 - Tue, Feb 3

7:20 pm - 5:05 pm

DEN

IST

11h 45mnonstop

3:35 pm - 10:05 pm

IST

DEN

16h 30m1 stop

$788Turkish Airlines

Sat, Feb 14 - Mon, Feb 23

11:35 am - 4:20 pm

DEN

IST

19h 45m2 stops

4:25 am - 5:31 pm

IST

DEN

22h 06m2 stops

$793Multiple Airlines

Tue, Apr 7 - Tue, Apr 14

12:51 pm - 4:55 pm

DEN

IST

19h 04m2 stops

4:25 am - 5:29 pm

IST

DEN

22h 04m2 stops

$794Multiple Airlines

Thu, Mar 26 - Sat, Apr 4

3:40 pm - 11:35 pm

DEN

IST

21h 55m1 stop

12:05 pm - 6:05 pm

IST

DEN

16h 00m1 stop

$796Icelandair

Wed, Jan 21 - Fri, Feb 27

11:59 pm - 8:55 pm

DEN

SAW

35h 56m2 stops

8:50 am - 8:23 pm

SAW

DEN

20h 33m2 stops

$797KLM

Fri, Apr 17 - Sun, Apr 26

7:20 pm - 5:05 pm

DEN

IST

11h 45mnonstop

2:50 pm - 5:35 pm

IST

DEN

12h 45mnonstop

$800Turkish Airlines

Thu, Jan 15 - Thu, Jan 29

7:35 am - 3:20 pm

DEN

IST

21h 45m1 stop

11:00 pm - 8:30 am

IST

DEN

43h 30m2 stops

$801Multiple Airlines

Wed, Jan 21 - Wed, Jan 28

3:40 pm - 11:35 pm

DEN

IST

21h 55m1 stop

12:05 pm - 6:05 pm

IST

DEN

16h 00m1 stop

$819Icelandair

Wed, Jan 21 - Mon, Feb 23

5:40 pm - 3:30 am

DEN

IST

24h 50m1 stop

4:25 am - 3:40 pm

IST

DEN

20h 15m1 stop

$833KLM

Fri, May 15 - Fri, Jun 5

United Airlines flights from Colorado to Istanbul

Our best United Airlines deals on Colorado to Istanbul flight tickets

United Airlines

Jan 30

COS7:30 amColorado Springs

24h 35m

2 stops

IST6:05 pmIstanbul

Feb 3

IST6:30 amIstanbul

21h 48m

2 stops

COS6:18 pmColorado Springs

$776

Find similar

United Airlines

Jan 30

COS12:09 pmColorado Springs

21h 51m

2 stops

IST8:00 pmIstanbul

Feb 3

IST6:30 amIstanbul

25h 36m

2 stops

COS10:06 pmColorado Springs

$835

Find similar

United Airlines

Jan 30

COS7:30 amColorado Springs

24h 35m

2 stops

IST6:05 pmIstanbul

Feb 3

IST6:30 amIstanbul

24h 36m

2 stops

COS9:06 pmColorado Springs

$836

Find similar

Air Canada flights from Colorado to Istanbul

Our best Air Canada deals on Colorado to Istanbul flight tickets

Air Canada

Feb 14

DEN8:59 pmDenver Intl

35h 06m

2 stops

IST6:05 pmIstanbul

Feb 24

IST6:30 amIstanbul

20h 10m

2 stops

DEN4:40 pmDenver Intl

$908

Find similar

Air Canada

Mar 14

DEN5:30 pmDenver Intl

39h 35m

2 stops

IST6:05 pmIstanbul

Mar 25

IST6:30 amIstanbul

22h 25m

2 stops

DEN7:55 pmDenver Intl

$911

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsIstanbul

COS - IST

COSIST

Colorado Springs

Fri 1/30

12:09 pm-6:05 pm

2 stops19h 56m

Istanbul

Tue 2/3

6:30 am-9:58 pm

2 stops25h 28m

$775

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Sat 2/14

7:20 pm-5:05 pm

Nonstop11h 45m

Istanbul

Mon 2/23

3:35 pm-10:05 pm

1 stop16h 30m

$788

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Tue 4/7

11:35 am-4:20 pm

2 stops19h 45m

Istanbul

Tue 4/14

4:25 am-5:31 pm

2 stops22h 06m

$793

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Thu 3/26

12:51 pm-4:55 pm

2 stops19h 04m

Istanbul

Sat 4/4

4:25 am-5:29 pm

2 stops22h 04m

$794

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Wed 1/21

3:40 pm-11:35 pm

1 stop21h 55m

Istanbul

Fri 2/27

12:05 pm-6:05 pm

1 stop16h 00m

$796

DenverIstanbul

DEN - SAW

DENSAW

Denver Intl

Fri 4/17

11:59 pm-8:55 pm

2 stops35h 56m

Istanbul Sabiha Gokcen

Sun 4/26

8:50 am-8:23 pm

2 stops20h 33m

$797

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Thu 1/15

7:20 pm-5:05 pm

Nonstop11h 45m

Istanbul

Thu 1/29

2:50 pm-5:35 pm

Nonstop12h 45m

$800

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Wed 1/21

7:35 am-3:20 pm

1 stop21h 45m

Istanbul

Wed 1/28

11:00 pm-8:30 am

2 stops43h 30m

$801

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Wed 1/21

3:40 pm-11:35 pm

1 stop21h 55m

Istanbul

Mon 2/23

12:05 pm-6:05 pm

1 stop16h 00m

$819

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Fri 5/15

5:40 pm-3:30 am

1 stop24h 50m

Istanbul

Fri 6/5

4:25 am-3:40 pm

1 stop20h 15m

$833

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to Istanbul

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

Prices

Airlines

Other information

What is the cheapest month to fly to Istanbul?

In general, March is the cheapest month to fly from Colorado to Istanbul. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $915. If you aren’t able to travel to Istanbul during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $932.

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

The cheapest day to depart from Colorado to Istanbul is on a Monday when prices can be found for as low as $874. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Istanbul on Thursday is $1,029.

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

Our most recent data shows that the best time of day to fly to Istanbul is in the evening. Flights from Colorado to Istanbul during this time can be as low as $973. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,337 on average. Flights to Istanbul from Colorado at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Colorado to Istanbul flight route?

Fly from Denver Intl to Istanbul for the best Colorado - Istanbul flight prices

How far in advance should I book a flight to Istanbul?

You are more likely to see cheaper flights to Istanbul from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Istanbul for around $1,027 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Istanbul from Colorado for as low as $878 on momondo.

What cabin class options are available on Colorado to Istanbul flights?

There are 3 cabin classes available to choose from on Colorado to Istanbul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Colorado to Istanbul flight deals and tips

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

Fastest flight time	11h 45m
Direct flights	Mon, Wed, Fri, Sat and Sun
Airports in Istanbul	2 airports

The fastest flight from Colorado to Istanbul takes 11h 45m

Direct flights go from Colorado to Istanbul on Monday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There are 2 airports in Istanbul. From Colorado there are direct flights to Istanbul (IST).

Search flight deals

When did momondo last update prices for flights from Colorado to Istanbul?
Prices for flights from Colorado to Istanbul are refreshed on a daily basis.
How many operators does momondo search for flights from Colorado to Istanbul?
As of December 2025, there are 6 operators available to choose from for flights from Colorado to Istanbul.
How old do you have to be to fly from Colorado to Istanbul?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Istanbul.
What documentation or ID do you need to fly to Istanbul?
The necessary travel and health documents for your Istanbul trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Colorado to Istanbul

Compare and see reviews for airlines that fly from Colorado to Istanbul with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $689	Free Cancellation	Rating 7.9 8,010 reviews	Search Delta flights
Turkish Airlines	PriceFrom $727	Free Cancellation	Rating 7.3 4,100 reviews	Search Turkish Airlines flights
Lufthansa	PriceFrom $731	Free Cancellation	Rating 6.8 7,631 reviews	Search Lufthansa flights
KLM	PriceFrom $733	Free Cancellation	Rating 7.7 1,432 reviews	Search KLM flights
United Airlines	PriceFrom $763	Free Cancellation	Rating 7.4 9,094 reviews	Search United Airlines flights
British Airways	PriceFrom $841	Free Cancellation	Rating 6.7 7,578 reviews	Search British Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado to Istanbul for you.

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

Yes. momondo allows you to filter the results for Colorado to Istanbul flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Colorado 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 Colorado 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 Colorado and alert you when they change.