$58+ Cheap flights from Otopeni Intl (OTP) to Istanbul (IST)
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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — IST
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Otopeni Intl to Istanbul with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Bucharest Otopeni Intl to Istanbul are usually found in August or May, booked 46 days in advance, depart on a Thursday or Tuesday and return on a Sunday
Cheap flight deals from Otopeni Intl to Istanbul
Cheapest
Best
Last-minute
One-way
Cheapest flights from Otopeni Intl to IstanbulExplore 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 September 8, 2026.
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 September 8, 2026.
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/198:35 pm -
Nonstop1h 50m
Mon 10/268:05 pm -
Nonstop1h 45m
Deal found 9/4![TAROM logo]()
$106
This Mytrip deal was found by Cheapflights users on 9/5. 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 10/198:35 pm -
Nonstop1h 50m
Thu 10/2210:15 am -
Nonstop1h 45m
Deal found 9/5![TAROM logo]()
$108
This Mytrip deal was found by Cheapflights users on 9/5. 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.
Thu 12/38:35 am -
Nonstop1h 15m
Thu 12/1011:40 am -
Nonstop1h 15m
Deal found 9/5![TAROM logo]()
$109
This Mytrip deal was found by Cheapflights users on 9/7. 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 11/308:00 am -
Nonstop1h 50m
Thu 12/317:35 pm -
Nonstop1h 45m
Deal found 9/7![TAROM logo]()
$110
This FlightHub deal was found by Cheapflights users on 9/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:35 am -
Nonstop1h 15m
Mon 11/238:05 pm -
Nonstop1h 45m
Deal found 9/3![Turkish Airlines logo]()
$117
This Mytrip deal was found by Cheapflights users on 9/5. 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.
Tue 10/139:10 pm -
Nonstop1h 15m
Wed 10/1410:15 am -
Nonstop1h 45m
Deal found 9/5![TAROM logo]()
$126
This Mytrip deal was found by Cheapflights users on 9/7. 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 10/78:35 pm -
Nonstop1h 50m
Thu 10/810:15 am -
Nonstop1h 45m
Deal found 9/7![TAROM logo]()
$129
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/198:35 pm -
Nonstop1h 50m
Mon 10/2610:40 am -
1 stop6h 20m
Deal found 9/4![Multiple Airlines logo]()
$139
This TAROM deal was found by Cheapflights users on 9/3. 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 TAROM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/179:10 pm -
Nonstop1h 15m
Thu 10/2210:15 am -
Nonstop1h 45m
Deal found 9/3![TAROM logo]()
$142
Best flights from Otopeni Intl to IstanbulDiscover carefully curated flight deals from Otopeni Intl to Istanbul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Otopeni Intl to Istanbul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This TAROM deal was found by Cheapflights users on 9/3. 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 TAROM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/179:10 pm -
Nonstop1h 15m
Thu 10/2210:15 am -
Nonstop1h 45m
Deal found 9/3![TAROM logo]()
$142
This Air Serbia deal was found by Cheapflights users on 9/5. 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.
Fri 2/54:30 am -
1 stop11h 30m
Sun 2/74:40 pm -
1 stop11h 30m
Deal found 9/5![Air Serbia logo]()
$160
This Air Serbia deal was found by Cheapflights users on 9/6. 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.
Thu 10/154:05 pm -
1 stop11h 35m
Mon 10/194:40 pm -
1 stop22h 40m
Deal found 9/6![Air Serbia logo]()
$161
This Air Serbia deal was found by Cheapflights users on 9/5. 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.
Fri 1/154:30 am -
1 stop11h 30m
Mon 1/255:25 am -
1 stop10h 55m
Deal found 9/5![Air Serbia logo]()
$161
This Air Serbia deal was found by Cheapflights users on 9/3. 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.
Sun 2/144:30 am -
1 stop11h 30m
Thu 2/185:25 am -
1 stop22h 45m
Deal found 9/3![Air Serbia logo]()
$161
This Air Serbia deal was found by Cheapflights users on 9/5. 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.
Thu 10/84:30 am -
1 stop23h 10m
Mon 10/124:40 pm -
1 stop22h 40m
Deal found 9/5![Air Serbia logo]()
$161
This Air Serbia deal was found by Cheapflights users on 9/3. 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 10/174:30 am -
1 stop23h 10m
Wed 10/214:25 am -
1 stop22h 40m
Deal found 9/3![Air Serbia logo]()
$161
This Air Serbia deal was found by Cheapflights users on 9/7. 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 10/174:30 am -
1 stop23h 10m
Thu 10/224:25 am -
1 stop22h 40m
Deal found 9/7![Air Serbia logo]()
$161
This Air Serbia deal was found by Cheapflights users on 9/7. 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.
Thu 11/124:05 pm -
1 stop22h 50m
Mon 11/235:45 pm -
1 stop22h 50m
Deal found 9/7![Air Serbia logo]()
$161
Last-minute flights from Otopeni Intl to IstanbulDiscover last-minute flight deals from Otopeni Intl to Istanbul. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Otopeni Intl to Istanbul. Data last updated September 8, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/4. 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 9/238:35 pm -
Nonstop1h 50m
Sat 9/2610:15 am -
Nonstop1h 45m
Deal found 9/4![TAROM logo]()
$144
This Trip.com deal was found by Cheapflights users on 9/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:10 pm -
Nonstop1h 15m
Sat 10/311:15 pm -
Nonstop1h 15m
Deal found 9/5![TAROM logo]()
$152
This Mytrip deal was found by Cheapflights users on 9/7. 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 10/78:35 pm -
Nonstop1h 50m
Thu 10/810:15 am -
Nonstop1h 45m
Deal found 9/7![TAROM logo]()
$129
This Mytrip deal was found by Cheapflights users on 9/5. 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.
Tue 10/139:10 pm -
Nonstop1h 15m
Wed 10/1410:15 am -
Nonstop1h 45m
Deal found 9/5![TAROM logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/139:10 pm -
Nonstop1h 15m
Sat 10/1711:15 pm -
Nonstop1h 15m
Deal found 9/6![TAROM logo]()
$143
This Super.com deal was found by Cheapflights users on 9/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/148:35 pm -
Nonstop1h 50m
Sat 10/1710:15 am -
Nonstop1h 45m
Deal found 9/6![TAROM logo]()
$151
This TAROM deal was found by Cheapflights users on 9/3. 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 TAROM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/179:10 pm -
Nonstop1h 15m
Thu 10/2210:15 am -
Nonstop1h 45m
Deal found 9/3![TAROM logo]()
$142
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/198:35 pm -
Nonstop1h 50m
Mon 10/268:05 pm -
Nonstop1h 45m
Deal found 9/4![TAROM logo]()
$106
This Mytrip deal was found by Cheapflights users on 9/5. 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 10/198:35 pm -
Nonstop1h 50m
Thu 10/2210:15 am -
Nonstop1h 45m
Deal found 9/5![TAROM logo]()
$108
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/198:35 pm -
Nonstop1h 50m
Mon 10/2610:40 am -
1 stop6h 20m
Deal found 9/4![Multiple Airlines logo]()
$139
This Trip.com deal was found by Cheapflights users on 9/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:05 pm -
1 stop23h 50m
Thu 10/2210:15 am -
Nonstop1h 45m
Deal found 9/5![Multiple Airlines logo]()
$157
One-way flights from Otopeni Intl to IstanbulSearch for one-way flight options from Otopeni Intl to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Otopeni Intl to Istanbul. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:20 pm -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![TAROM logo]()
$58
This Jetabroad deal was found by Cheapflights users on 9/3. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/118:35 pm -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![TAROM logo]()
$61
This FlightHub deal was found by Cheapflights users on 9/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/167:55 pm -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Turkish Airlines logo]()
$67
This Mytrip deal was found by Cheapflights users on 9/3. 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.
Sat 9/269:10 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![TAROM logo]()
$76
This Booking.com deal was found by Cheapflights users on 9/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:35 pm -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![TAROM logo]()
$77
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/134:05 pm -
1 stop11h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Air Serbia logo]()
$79
This Air Serbia deal was found by Cheapflights users on 9/3. 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.
Mon 10/194:05 pm -
1 stop23h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Air Serbia logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:10 am -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Animawings logo]()
$81
This Jetabroad deal was found by Cheapflights users on 9/5. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/278:35 pm -
Nonstop1h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![TAROM logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/229:10 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![TAROM logo]()
$88
This Booking.com deal was found by Cheapflights users on 9/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/163:50 pm -
1 stop11h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Air Serbia logo]()
$91
Find 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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $106 (Mytrip) |
One-way from | $58 |
Popular in | December |
Cheapest in | August |
Average price | $157 |
Good round-trip deal | $140 or less |
Good one-way deal | $137 or less |
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 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to Istanbul Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Sun 9/27
8:35 pm-10:25 pm
Nonstop1h 50m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$76
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Sun 11/29
4:30 am-4:40 am
1 stop23h 10m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Thu 10/22
4:05 pm-3:40 am
1 stop11h 35m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$80
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Thu 1/14
4:30 am-4:40 am
1 stop23h 10m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$80
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Fri 1/15
4:30 am-5:00 pm
1 stop11h 30m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$80
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Wed 12/16
3:50 pm-4:40 am
1 stop11h 50m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$91
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Sun 11/1
3:50 pm-5:00 pm
1 stop24h 10m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$103
Quickest round-trip
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Fri 10/2
5:45 am-7:15 am
Nonstop1h 30m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$111
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Tue 10/13
1:30 pm-10:45 pm
2 stops9h 15m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$111
BucharestIstanbul
OTP Bucharest Otopeni Intl - IST Istanbul
OTPIST
Bucharest Otopeni Intl
Wed 9/23
4:05 pm-3:40 am
1 stop11h 35m
Istanbul
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$121
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Otopeni Intl to Istanbul
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Otopeni Intl to Istanbul in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Bucharest Otopeni Intl Airport-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bucharest Otopeni Intl Airport-Istanbul Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bucharest Otopeni Intl Airport-Istanbul Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bucharest Otopeni Intl Airport-Istanbul Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bucharest Otopeni Intl Airport-Istanbul Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
OTP-IST
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
Prices
Airlines
Delays
How far ahead should I book a flight from Bucharest Otopeni Intl Airport to Istanbul Airport?
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 45 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, August is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to Istanbul Airport (average of $150). Flying from Bucharest Otopeni Intl Airport to Istanbul Airport in December is currently the most expensive (average of $200). 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 September 8, 2026.
Unlike in the evening, when flights are generally more expensive, you can save up to 15% on flights from Bucharest Otopeni Intl Airport to Istanbul Airport by exploring options for tickets in the morning.
How often are flights from Bucharest to Istanbul delayed?
About 13% of weekly flights between Bucharest and Istanbul have experienced delays in the past year, with the average delay time being 103 minutes.
What is the most punctual flight time for Bucharest to Istanbul flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Bucharest to Istanbul flights?
Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.
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 September 8, 2026.
Read reviews from past customers who have flown Turkish Airlines,Pegasus Airlines, andTAROM 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.
Overall
7.4
Boarding
7.3
Food
7.5
Entertainment
7.5
Comfort
7.3
Crew
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2026
UBN - IST
Overall
7.4
Boarding
7.3
Food
7.5
Entertainment
7.5
Comfort
7.3
Crew
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2026
UBN - IST
Overall
7.4
Boarding
7.3
Food
7.5
Entertainment
7.5
Comfort
7.3
Crew
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2026
UBN - IST
Overall
7.4
Boarding
7.3
Food
7.5
Entertainment
7.5
Comfort
7.3
Crew
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2026
UBN - IST
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.
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Top 4 airlines flying from Otopeni Intl to Istanbul
Discover the top 4 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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$100 | Average$167 | FlexibilityNo cancel fee | On-time86% | |
| Cheapest$108 | Average$166 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$110 | Average$158 | FlexibilityNo cancel fee | On-time82% | |
| Cheapest$138 | Average$197 | FlexibilityNo cancel fee | On-time77% |