$323+ Cheap flights from Philadelphia (PHL) to Otopeni Intl (OTP)
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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — OTP
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Philadelphia to Otopeni Intl with Cheapflights
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Philadelphia to Otopeni Intl
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Cheapest flights from Philadelphia to Otopeni IntlExplore the most affordable flight options available from Philadelphia to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Philadelphia to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Gotogate deal was found by Cheapflights users on 10/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:40 pm -
1 stop13h 15m
Tue 11/246:00 am -
1 stop17h 05m
Deal found 10/24![Lufthansa logo]()
$677
This Gotogate deal was found by Cheapflights users on 10/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:40 pm -
1 stop13h 15m
Tue 11/176:00 am -
1 stop17h 05m
Deal found 10/23![Lufthansa logo]()
$694
This United deal was found by Cheapflights users on 10/24. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:30 am -
2 stops25h 00m
Tue 11/246:00 am -
1 stop17h 05m
Deal found 10/24![Multiple Airlines logo]()
$703
This Gotogate deal was found by Cheapflights users on 10/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:05 pm -
2 stops37h 50m
Tue 11/246:30 am -
2 stops39h 09m
Deal found 10/24![Air Canada logo]()
$704
This United deal was found by Cheapflights users on 10/23. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:30 am -
2 stops31h 30m
Tue 11/176:00 am -
1 stop17h 05m
Deal found 10/23![Multiple Airlines logo]()
$705
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:46 pm -
2 stops23h 14m
Tue 11/106:00 am -
1 stop17h 05m
Deal found 10/24![United Airlines logo]()
$706
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:40 pm -
2 stops23h 20m
Thu 11/126:00 am -
1 stop17h 05m
Deal found 10/23![United Airlines logo]()
$709
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:05 pm -
2 stops26h 55m
Tue 11/106:00 am -
2 stops24h 09m
Deal found 10/24![United Airlines logo]()
$711
This United deal was found by Cheapflights users on 10/23. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:16 pm -
2 stops29h 44m
Tue 11/106:30 am -
2 stops39h 09m
Deal found 10/23![Multiple Airlines logo]()
$713
This Air Canada deal was found by Cheapflights users on 10/23. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:05 pm -
2 stops16h 45m
Thu 11/126:30 am -
2 stops39h 09m
Deal found 10/23![Air Canada logo]()
$715
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:30 am -
2 stops25h 00m
Fri 11/135:55 am -
2 stops18h 52m
Deal found 10/24![United Airlines logo]()
$719
This Delta deal was found by Cheapflights users on 10/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:29 pm -
2 stops22h 46m
Mon 11/162:00 pm -
2 stops33h 35m
Deal found 10/24![Delta logo]()
$727
Best flights from Philadelphia to Otopeni IntlDiscover carefully curated flight deals from Philadelphia to Otopeni Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Philadelphia to Otopeni Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This United deal was found by Cheapflights users on 10/23. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:30 am -
2 stops31h 30m
Tue 11/176:00 am -
1 stop17h 05m
Deal found 10/23![Multiple Airlines logo]()
$705
This British Airways deal was found by Cheapflights users on 10/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1012:57 pm -
2 stops19h 08m
Tue 1/268:20 am -
1 stop14h 55m
Deal found 10/21![British Airways logo]()
$724
This United Airlines deal was found by Cheapflights users on 10/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/174:59 pm -
2 stops25h 01m
Tue 12/16:00 am -
1 stop17h 05m
Deal found 10/26![United Airlines logo]()
$740
This oojo deal was found by Cheapflights users on 10/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:40 pm -
1 stop13h 15m
Tue 12/16:00 am -
1 stop17h 05m
Deal found 10/26![Lufthansa logo]()
$743
This Justfly.com deal was found by Cheapflights users on 10/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:15 am -
2 stops23h 35m
Tue 12/16:30 am -
2 stops39h 09m
Deal found 10/26![Air Canada logo]()
$745
This Air Canada deal was found by Cheapflights users on 10/22. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/179:15 am -
2 stops33h 00m
Tue 12/16:30 am -
2 stops39h 09m
Deal found 10/22![Multiple Airlines logo]()
$745
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1710:15 am -
2 stops21h 40m
Fri 3/195:55 am -
2 stops17h 44m
Deal found 10/25![United Airlines logo]()
$747
Last-minute flights from Philadelphia to Otopeni IntlDiscover last-minute flight deals from Philadelphia to Otopeni Intl. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Otopeni Intl. Data last updated October 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:40 pm -
2 stops23h 20m
Thu 11/126:00 am -
1 stop17h 05m
Deal found 10/23![United Airlines logo]()
$709
This United deal was found by Cheapflights users on 10/23. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/261:16 pm -
2 stops29h 44m
Tue 11/106:30 am -
2 stops39h 09m
Deal found 10/23![Multiple Airlines logo]()
$713
This Air Canada deal was found by Cheapflights users on 10/23. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:05 pm -
2 stops16h 45m
Thu 11/126:30 am -
2 stops39h 09m
Deal found 10/23![Air Canada logo]()
$715
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:30 am -
2 stops31h 30m
Thu 11/126:00 am -
2 stops24h 09m
Deal found 10/24![United Airlines logo]()
$719
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:46 pm -
2 stops23h 14m
Tue 11/106:00 am -
1 stop17h 05m
Deal found 10/24![United Airlines logo]()
$706
This Delta deal was found by Cheapflights users on 10/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:29 pm -
2 stops22h 46m
Mon 11/162:00 pm -
2 stops33h 35m
Deal found 10/24![Delta logo]()
$727
This United Airlines deal was found by Cheapflights users on 10/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:40 pm -
2 stops22h 20m
Wed 11/116:00 am -
2 stops24h 11m
Deal found 10/24![United Airlines logo]()
$711
This Gotogate deal was found by Cheapflights users on 10/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:40 pm -
1 stop13h 15m
Tue 11/246:00 am -
1 stop17h 05m
Deal found 10/24![Lufthansa logo]()
$677
This Gotogate deal was found by Cheapflights users on 10/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:40 pm -
1 stop13h 15m
Tue 11/176:00 am -
1 stop17h 05m
Deal found 10/23![Lufthansa logo]()
$694
This United deal was found by Cheapflights users on 10/24. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:30 am -
2 stops25h 00m
Tue 11/246:00 am -
1 stop17h 05m
Deal found 10/24![Multiple Airlines logo]()
$703
This Gotogate deal was found by Cheapflights users on 10/24. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:05 pm -
2 stops37h 50m
Tue 11/246:30 am -
2 stops39h 09m
Deal found 10/24![Air Canada logo]()
$704
This United deal was found by Cheapflights users on 10/23. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/810:30 am -
2 stops31h 30m
Tue 11/176:00 am -
1 stop17h 05m
Deal found 10/23![Multiple Airlines logo]()
$705
One-way flights from Philadelphia to Otopeni IntlSearch for one-way flight options from Philadelphia to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Philadelphia to Otopeni Intl. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Mytrip deal was found by Cheapflights users on 10/24. 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 1/255:05 pm -
2 stops15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$323
This Expedia deal was found by Cheapflights users on 10/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/256:35 pm -
1 stop22h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![British Airways logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Sat 12/55:40 pm -
2 stops32h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Wed 12/95:40 pm -
2 stops44h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$382
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 12/65:40 pm -
2 stops39h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 12/85:40 pm -
2 stops34h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Mon 11/239:32 pm -
2 stops54h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Mon 12/75:40 pm -
2 stops37h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$404
Find flight deals from Philadelphia to Otopeni Intl
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Otopeni Intl (OTP). 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $677 (Gotogate) |
One-way from | $323 (Mytrip) |
Popular in | June |
Cheapest in | March |
Average price | $966 |
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Otopeni Intl 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 October 26, 2026.
Use the filters below to find and compare flights from Philadelphia to Bucharest Otopeni Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Sat 12/5
5:40 pm-9:15 am
2 stops32h 35m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$371
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Wed 12/9
5:40 pm-9:05 pm
2 stops44h 25m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$382
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Sun 12/6
5:40 pm-3:55 pm
2 stops39h 15m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$388
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Tue 12/8
5:40 pm-1:15 pm
3 stops36h 35m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$403
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Mon 11/2
5:40 pm-9:50 pm
2 stops21h 10m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$536
Quickest round-trip
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Mon 11/2
6:35 pm-3:30 pm
1 stop13h 55m
Bucharest Otopeni Intl
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$663
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Sun 11/8
10:30 am-1:00 am
2 stops31h 30m
Bucharest Otopeni Intl
Tue 11/17
6:00 am-4:05 pm
1 stop17h 05m
$705
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Sun 1/10
12:57 pm-3:05 pm
2 stops19h 08m
Bucharest Otopeni Intl
Tue 1/26
8:20 am-4:15 pm
1 stop14h 55m
$724
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Tue 11/17
4:59 pm-1:00 am
2 stops25h 01m
Bucharest Otopeni Intl
Tue 12/1
6:00 am-4:05 pm
1 stop17h 05m
$740
PhiladelphiaBucharest
PHL Philadelphia - OTP Bucharest Otopeni Intl
PHLOTP
Philadelphia
Tue 11/17
5:40 pm-1:55 pm
1 stop13h 15m
Bucharest Otopeni Intl
Tue 12/1
6:00 am-4:05 pm
1 stop17h 05m
$743
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Philadelphia to Otopeni Intl
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 Philadelphia to Otopeni Intl in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| 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 |
- Most accurate provider: When it comes to deals on Philadelphia-Bucharest Otopeni Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Bucharest Otopeni Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Bucharest Otopeni Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Bucharest Otopeni Intl 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 Philadelphia-Bucharest Otopeni Intl 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 Philadelphia to Otopeni Intl
Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Philadelphia with our price prediction graph.
PHL-OTP
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.
Reviews of airlines servicing Otopeni Intl
Get insights into the airlines that provide service to Otopeni Intl. 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 Otopeni Intl. Reviews last updated October 26, 2026.
See what other customers who have flown with American Airlines,Lufthansa, andBritish Airways from Philadelphia to Bucharest Otopeni Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.4
Comfort
7.1
Entertainment
6.8
Boarding
7.4
Crew
7.9
Overall
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Food
6.4
Comfort
7.1
Entertainment
6.8
Boarding
7.4
Crew
7.9
Overall
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Food
6.4
Comfort
7.1
Entertainment
6.8
Boarding
7.4
Crew
7.9
Overall
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Food
6.4
Comfort
7.1
Entertainment
6.8
Boarding
7.4
Crew
7.9
Overall
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,May 2025
PHL - LHR
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Otopeni Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Bucharest Otopeni Intl Airport?
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Philadelphia and Otopeni Intl flights
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Top 3 airlines flying from Philadelphia to Otopeni Intl
Discover the top 3 airlines that operate flights from Philadelphia to Otopeni Intl. 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 October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$439 | Average$946 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$657 | Average$798 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$721 | Average$1,055 | FlexibilityNo cancel fee | On-time76% |