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$65+ Cheap flights from Otopeni Intl (OTP) to Istanbul (IST)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — IST
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Bucharest Otopeni Intl to Istanbul are usually found in February or January, booked 75 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Otopeni Intl to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to Istanbul (IST). 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 July 3, 2025.

Round-trip from

$131
(Mytrip)

One-way from

$65
(Mytrip)

Popular in

August

Cheapest in

February

Average price

$151

Good round-trip deal

$705 or less

Good one-way deal

$119 or less
From Bucharest Otopeni Intl to Istanbul
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One-way flight from Bucharest Otopeni Intl to Istanbul
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Highest demand for flights based on searches. 4% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($1 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Bucharest Otopeni Intl to Istanbul.
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Price to beat on a one-way flight from Bucharest Otopeni Intl to Istanbul.
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Find flight deals from Otopeni Intl to Istanbul

Cheapest flights from Otopeni Intl to Istanbul
Explore the most affordable flight options available from Otopeni Intl to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:10 pmOTP - IST
Nonstop1h 15mTAROM
Fri 10/2410:15 amIST - OTP
Nonstop1h 15mTAROM
Deal found 6/30$131
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:10 pmOTP - IST
Nonstop1h 15mMultiple Airlines
Fri 10/244:20 amIST - OTP
1 stop22h 45mMultiple Airlines
Deal found 6/30$147
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/13:55 pmOTP - IST
Nonstop1h 30mTurkish Airlines
Sun 9/71:15 pmIST - OTP
Nonstop1h 20mTurkish Airlines
Deal found 7/1$152
This Air Serbia deal was found by Cheapflights users on 7/2. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/204:05 pmOTP - IST
1 stop11h 25mAir Serbia
Tue 9/234:20 amIST - OTP
1 stop11h 00mAir Serbia
Deal found 7/2$206
This Aegean Airlines deal was found by Cheapflights users on 7/2. 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 Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/259:00 pmOTP - IST
1 stop13h 35mAegean Airlines
Sat 11/110:00 pmIST - OTP
1 stop13h 00mAegean Airlines
Deal found 7/2$232

Cheapflights Fare Finder

Customize your flight search to find flights from Otopeni Intl 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 July 3, 2025.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to Istanbul Airport that are best for you.

Fly from

Otopeni Intl

Fly to

Istanbul

Route

Depart

Return

Price

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Wed 10/15

9:10 pm-10:25 pm

Nonstop1h 15m

Istanbul

Fri 10/24

10:15 am-11:30 am

Nonstop1h 15m

$131

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Wed 10/15

9:10 pm-10:25 pm

Nonstop1h 15m

Istanbul

Fri 10/24

4:20 am-3:05 am

1 stop22h 45m

$147

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Mon 9/1

3:55 pm-5:25 pm

Nonstop1h 30m

Istanbul

Sun 9/7

1:15 pm-2:35 pm

Nonstop1h 20m

$152

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Sat 9/20

4:05 pm-3:30 am

1 stop11h 25m

Istanbul

Tue 9/23

4:20 am-3:20 pm

1 stop11h 00m

$206

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Sat 10/25

9:00 pm-10:35 am

1 stop13h 35m

Istanbul

Sat 11/1

10:00 pm-10:00 am

1 stop13h 00m

$232

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Sun 10/5

6:00 pm-8:40 am

1 stop14h 40m

Istanbul

Thu 10/9

4:10 pm-7:50 am

1 stop15h 40m

$251

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Wed 9/24

9:10 pm-10:25 pm

Nonstop1h 15m

$65

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Mon 7/14

4:05 pm-3:30 am

1 stop11h 25m

$83

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Wed 9/24

9:45 pm-11:15 pm

Nonstop1h 30m

$91

BucharestIstanbul

OTP - IST

OTPIST

Bucharest Otopeni Intl

Thu 7/17

9:00 am-3:10 pm

1 stop6h 10m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 13 results
1
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Best time to book a flight from Otopeni Intl to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Otopeni Intl 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 Bucharest Otopeni Intl Airport to Istanbul Airport

How far ahead should I book a flight from Bucharest Otopeni Intl Airport to Istanbul Airport?

Use this chart to determine the optimal time to book a round-trip flight from Otopeni Intl to Istanbul. Price data was last updated on June 27, 2025.

The price you pay for your flight from Bucharest Otopeni Intl Airport to Istanbul Airport may vary depending on when you book. For the best chance of a lower fare, look to book 75 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Bucharest Otopeni Intl Airport to Istanbul Airport?

Currently, November is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Istanbul Airport (average of $923). Flying from Bucharest Otopeni Intl Airport to Istanbul Airport in June is currently the most expensive (average of $1,362). 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.

What is the cheapest time of day to fly from OTP to IST?

Find hourly flight availability from Otopeni Intl to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 14% on flights from Bucharest Otopeni Intl Airport to Istanbul Airport by exploring options for tickets in the morning.

What is the cheapest day to fly from Bucharest Otopeni Intl Airport to Istanbul Airport?

Use this chart to determine the cheapest time to fly round-trip from Otopeni Intl to Istanbul. Price data was last updated on June 29, 2025.

Travelers seeking maximum savings on their Bucharest Otopeni Intl Airport to Istanbul Airport flight should consider departing on Thursday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Bucharest Otopeni Intl Airport to Istanbul Airport

Explore weekly flight availability from Otopeni Intl to Istanbul. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from OTP to IST are scheduled on a Monday (10 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

How much does it cost to fly round-trip from Bucharest Otopeni Intl Airport to Istanbul Airport?

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 July 3, 2025.
Read reviews from past customers who have flown Aegean Airlines, Turkish Airlines, and Lufthansa from Bucharest Otopeni Intl Airport to Istanbul Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aegean Airlines
8.2
Very good
761 reviews

Overall

8.2

Crew

8.6

Entertainment

7.0

Boarding

7.8

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Aegean Airlines
8.2
Very good
761 reviews
Aegean Airlines
8.2
Very good
761 reviews

Overall

8.2

Crew

8.6

Entertainment

7.0

Boarding

7.8

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Turkish Airlines
7.3
Good
3,895 reviews
Aegean Airlines
8.2
Very good
761 reviews

Overall

8.2

Crew

8.6

Entertainment

7.0

Boarding

7.8

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Lufthansa
6.8
Okay
7,207 reviews
Aegean Airlines
8.2
Very good
761 reviews

Overall

8.2

Crew

8.6

Entertainment

7.0

Boarding

7.8

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
TAROM
6.5
Okay
72 reviews
Aegean Airlines
8.2
Very good
761 reviews

Overall

8.2

Crew

8.6

Entertainment

7.0

Boarding

7.8

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you
Air Serbia
6.3
Okay
197 reviews
Aegean Airlines
8.2
Very good
761 reviews

Overall

8.2

Crew

8.6

Entertainment

7.0

Boarding

7.8

Food

7.4

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Nov 2024

SKG - FRA

I am very proud of them. Everything was very nice everything thank you

Related info for your journey

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

  • What are the cheapest airlines flying from Bucharest Otopeni Intl Airport to Istanbul Airport round-trip?

    Cheapflights users have booked flights from Bucharest Otopeni Intl Airport to Istanbul Airport round-trip from $131. Other airlines that can offer you cheap pricing are Turkish Airlines, from $152, and Air Serbia, from $206. You may be able to fly from Bucharest Otopeni Intl Airport to Istanbul Airport for 10% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Bucharest Otopeni Intl Airport to Istanbul Airport one-way?

    One-way options have recently been found by users for as low as $65 on TAROM. Other airlines that offer cheap prices include Air Serbia from $83 and Turkish Airlines from $91 one-way.

  • What are the cheapest flights from Bucharest Otopeni Intl Airport to Istanbul Airport?

    Looking for the cheapest flight from Bucharest Otopeni Intl Airport to Istanbul Airport? While on average our users pay $1,778, our data indicates the cheapest price to be $88. The most popular route (Bucharest Otopeni Intl - Istanbul), is priced around $164.

  • Can I find deals for flights from Otopeni Intl to Istanbul that include hotel bookings?

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

  • How can I find direct flights from Otopeni Intl to Istanbul?

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

  • Can I find deals for business class flights from Otopeni Intl to Istanbul?

    Yes. Cheapflights offers flight deals from Otopeni Intl 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 Bucharest Otopeni Intl Airport to Istanbul Airport?

    Currently, November is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Istanbul Airport (average of $923). Flying from Bucharest Otopeni Intl Airport to Istanbul Airport in June is currently the most expensive (average of $1,362). 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

Traveling to a place near Bucharest Otopeni Intl Airport?

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Top 3 airlines flying from Otopeni Intl to Istanbul

Discover the top 3 airlines that operate flights from Otopeni Intl 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Pegasus AirlinesCheapest$102Average$146FlexibilityNo cancel feeOn-time82%
TAROMCheapest$104Average$143FlexibilityNo cancel feeOn-time86%
Turkish AirlinesCheapest$118Average$185FlexibilityNo cancel feeOn-time77%

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