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 21h 05m.

What is the cheapest airline that flies from Colorado to Istanbul?

Lufthansa and United Airlines are the most popular carriers operating from Colorado to Istanbul

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 88% of people opting to fly with this airline when traveling to Istanbul. Keep in mind that there are 7 different airlines that fly to Istanbul on a routine basis, so you have a few additional options to choose from.

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

As of January 2026, 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 January 2026, there are 7 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.

$277 Cheap Flights from Colorado to Istanbul in 2026

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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.

8:00 am - 6:05 pm

COS

IST

24h 05m

2 stops

6:30 am - 10:02 pm

IST

COS

25h 32m

2 stops

$579United Airlines

Thu, Feb 26 - Mon, Mar 2

3:40 pm - 6:05 pm

COS

IST

16h 25m

2 stops

3:45 am - 9:50 pm

IST

COS

27h 05m

2 stops

$640Lufthansa

Wed, Mar 4 - Tue, Mar 31

4:48 pm - 12:05 pm

COS

IST

58h 17m

2 stops

8:15 am - 11:30 pm

IST

COS

24h 15m

2 stops

$659British Airways

Wed, Apr 1 - Wed, Apr 15

11:36 am - 6:05 pm

COS

IST

20h 29m

2 stops

6:30 am - 10:52 am

IST

COS

38h 22m

2 stops

$682United Airlines

Thu, Feb 26 - Mon, Mar 2

6:40 am - 3:40 am

DEN

IST

36h 00m

2 stops

4:30 am - 10:49 pm

IST

DEN

27h 19m

2 stops

$692Scandinavian Airlines

Thu, Apr 30 - Mon, May 11

6:40 am - 3:40 am

DEN

IST

36h 00m

2 stops

4:30 am - 11:51 pm

IST

DEN

28h 21m

2 stops

$722Scandinavian Airlines

Thu, Apr 30 - Tue, May 12

4:43 pm - 9:20 pm

DEN

SAW

42h 37m

2 stops

12:55 pm - 8:05 pm

SAW

DEN

41h 10m

2 stops

$732KLM

Fri, Feb 13 - Mon, Feb 16

7:20 pm - 5:05 pm

DEN

IST

11h 45mnonstop

2:50 pm - 5:35 pm

IST

DEN

12h 45mnonstop

$735Turkish Airlines

Sat, Feb 14 - Tue, Feb 24

12:50 pm - 5:25 pm

DEN

SAW

18h 35m

2 stops

12:55 pm - 12:23 am

SAW

DEN

21h 28m

2 stops

$736KLM

Mon, Mar 2 - Thu, Mar 5

8:20 pm - 5:05 pm

DEN

IST

11h 45mnonstop

2:45 pm - 6:25 pm

IST

DEN

12h 40mnonstop

$739Turkish Airlines

Fri, Mar 27 - Sun, Apr 5

United Airlines flights from Colorado to Istanbul

Our best United Airlines deals on Colorado to Istanbul flight tickets

United Airlines

Feb 26

COS8:00 amColorado Springs

24h 05m

2 stops

IST6:05 pmIstanbul

Mar 2

IST6:30 amIstanbul

25h 32m

2 stops

COS10:02 pmColorado Springs

$579

United Airlines

Feb 26

COS11:36 amColorado Springs

20h 29m

2 stops

IST6:05 pmIstanbul

Mar 2

IST6:30 amIstanbul

38h 22m

2 stops

COS10:52 amColorado Springs

$682

United Airlines

Feb 26

COS3:40 pmColorado Springs

16h 25m

2 stops

IST6:05 pmIstanbul

Mar 2

IST6:30 amIstanbul

42h 00m

2 stops

COS2:30 pmColorado Springs

$684

KLM flights from Colorado to Istanbul

Our best KLM deals on Colorado to Istanbul flight tickets

KLM

Feb 13

DEN4:43 pmDenver Intl

42h 37m

2 stops

SAW9:20 pmIstanbul Sabiha Gokcen

Feb 16

SAW12:55 pmIstanbul Sabiha Gokcen

41h 10m

2 stops

DEN8:05 pmDenver Intl

$732

KLM

Mar 2

DEN12:50 pmDenver Intl

18h 35m

2 stops

SAW5:25 pmIstanbul Sabiha Gokcen

Mar 5

SAW12:55 pmIstanbul Sabiha Gokcen

21h 28m

2 stops

DEN12:23 amDenver Intl

$736

KLM

Feb 24

DEN12:50 pmDenver Intl

18h 35m

2 stops

SAW5:25 pmIstanbul Sabiha Gokcen

Mar 3

SAW9:00 amIstanbul Sabiha Gokcen

23h 21m

2 stops

DEN10:21 pmDenver Intl

$737

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsIstanbul

COS - IST

COSIST

Colorado Springs

Thu 2/26

8:00 am-6:05 pm

2 stops24h 05m

Istanbul

Mon 3/2

6:30 am-10:02 pm

2 stops25h 32m

$579

Colorado SpringsIstanbul

COS - IST

COSIST

Colorado Springs

Wed 3/4

3:40 pm-6:05 pm

2 stops16h 25m

Istanbul

Tue 3/31

3:45 am-9:50 pm

2 stops27h 05m

$640

Colorado SpringsIstanbul

COS - IST

COSIST

Colorado Springs

Wed 4/1

4:48 pm-12:05 pm

2 stops58h 17m

Istanbul

Wed 4/15

8:15 am-11:30 pm

2 stops24h 15m

$659

Colorado SpringsIstanbul

COS - IST

COSIST

Colorado Springs

Thu 2/26

11:36 am-6:05 pm

2 stops20h 29m

Istanbul

Mon 3/2

6:30 am-10:52 am

2 stops38h 22m

$682

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Thu 4/30

6:40 am-3:40 am

2 stops36h 00m

Istanbul

Mon 5/11

4:30 am-10:49 pm

2 stops27h 19m

$692

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Thu 4/30

6:40 am-3:40 am

2 stops36h 00m

Istanbul

Tue 5/12

4:30 am-11:51 pm

2 stops28h 21m

$722

DenverIstanbul

DEN - SAW

DENSAW

Denver Intl

Fri 2/13

4:43 pm-9:20 pm

2 stops42h 37m

Istanbul Sabiha Gokcen

Mon 2/16

12:55 pm-8:05 pm

2 stops41h 10m

$732

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Sat 2/14

7:20 pm-5:05 pm

Nonstop11h 45m

Istanbul

Tue 2/24

2:50 pm-5:35 pm

Nonstop12h 45m

$735

DenverIstanbul

DEN - SAW

DENSAW

Denver Intl

Mon 3/2

12:50 pm-5:25 pm

2 stops18h 35m

Istanbul Sabiha Gokcen

Thu 3/5

12:55 pm-12:23 am

2 stops21h 28m

$736

DenverIstanbul

DEN - IST

DENIST

Denver Intl

Fri 3/27

8:20 pm-5:05 pm

Nonstop11h 45m

Istanbul

Sun 4/5

2:45 pm-6:25 pm

Nonstop12h 40m

$739

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, January 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 $861. If you aren’t able to travel to Istanbul during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $893.

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 $923. 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 $1,050.

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 $1,003 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 $908 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 January 2026, there are 7 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
Icelandair	PriceFrom $537	Free Cancellation	Rating 7.1 606 reviews	Search Icelandair flights
Turkish Airlines	PriceFrom $643	Free Cancellation	Rating 7.3 4,208 reviews	Search Turkish Airlines flights
Delta	PriceFrom $732	Free Cancellation	Rating 7.9 8,127 reviews	Search Delta flights
KLM	PriceFrom $733	Free Cancellation	Rating 7.7 1,443 reviews	Search KLM flights
Lufthansa	PriceFrom $746	Free Cancellation	Rating 6.8 7,756 reviews	Search Lufthansa flights
United Airlines	PriceFrom $763	Free Cancellation	Rating 7.4 9,215 reviews	Search United Airlines flights
British Airways	PriceFrom $819	Free Cancellation	Rating 6.7 7,705 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.