$410+ Cheap flights from Otopeni Intl (OTP) to Philadelphia (PHL)
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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — PHL
Nov 13 — Nov 201
Round-trip
1 adult, Economy
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Find cheap flights from Otopeni Intl to Philadelphia 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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Cheapest flights from Otopeni Intl to PhiladelphiaExplore the most affordable flight options available from Otopeni Intl to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
Explore the most affordable flight options available from Otopeni Intl to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 14, 2026.
This Delta deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
2 stops24h 14m
Thu 12/311:50 am -
2 stops19h 20m
Deal found 10/13![Delta logo]()
$810
This Delta deal was found by Cheapflights users on 10/13. 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.
Fri 10/302:00 pm -
2 stops26h 16m
Tue 11/311:00 am -
2 stops20h 10m
Deal found 10/13![Delta logo]()
$811
This KLM deal was found by Cheapflights users on 10/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:00 am -
2 stops19h 18m
Thu 11/123:40 pm -
2 stops17h 10m
Deal found 10/10![Multiple Airlines logo]()
$812
This Gotogate deal was found by Cheapflights users on 10/12. 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.
Thu 11/56:00 am -
1 stop17h 05m
Thu 11/125:40 pm -
1 stop13h 15m
Deal found 10/12![Lufthansa logo]()
$835
This Gotogate deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
1 stop17h 05m
Thu 12/35:40 pm -
1 stop13h 15m
Deal found 10/13![Lufthansa logo]()
$838
This Mytrip deal was found by Cheapflights users on 10/11. 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 11/265:35 pm -
3 stops37h 55m
Mon 3/299:15 am -
2 stops23h 05m
Deal found 10/11![Multiple Airlines logo]()
$852
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
1 stop17h 05m
Thu 12/36:00 am -
2 stops24h 55m
Deal found 10/13![United Airlines logo]()
$853
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Thu 11/56:00 am -
1 stop17h 05m
Thu 11/125:40 pm -
1 stop13h 15m
Deal found 10/12![United Airlines logo]()
$854
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/246:00 am -
1 stop17h 05m
Fri 3/262:37 pm -
2 stops27h 18m
Deal found 10/11![United Airlines logo]()
$855
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Thu 11/266:00 am -
1 stop17h 05m
Thu 3/2510:15 am -
2 stops20h 15m
Deal found 10/11![United Airlines logo]()
$857
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Thu 11/266:00 am -
2 stops39h 17m
Mon 3/298:00 pm -
2 stops22h 10m
Deal found 10/11![United Airlines logo]()
$859
Best flights from Otopeni Intl to PhiladelphiaDiscover carefully curated flight deals from Otopeni Intl to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
Discover carefully curated flight deals from Otopeni Intl to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 14, 2026.
This Delta deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
2 stops24h 14m
Thu 12/311:50 am -
2 stops19h 20m
Deal found 10/13![Delta logo]()
$810
This Gotogate deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
1 stop17h 05m
Thu 12/35:40 pm -
1 stop13h 15m
Deal found 10/13![Lufthansa logo]()
$838
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
1 stop17h 05m
Thu 12/36:00 am -
2 stops24h 55m
Deal found 10/13![United Airlines logo]()
$853
This SWISS deal was found by Cheapflights users on 10/12. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:40 pm -
3 stops35h 58m
Thu 11/121:16 pm -
2 stops28h 59m
Deal found 10/12![SWISS logo]()
$885
This British Airways deal was found by Cheapflights users on 10/9. 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.
Sat 3/137:35 am -
1 stop15h 40m
Wed 3/177:35 pm -
1 stop22h 30m
Deal found 10/9![British Airways logo]()
$893
This Delta deal was found by Cheapflights users on 10/13. 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.
Fri 10/302:00 pm -
2 stops26h 16m
Tue 11/311:00 am -
2 stops20h 10m
Deal found 10/13![Delta logo]()
$811
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Thu 11/56:00 am -
1 stop17h 05m
Thu 11/127:40 pm -
2 stops22h 20m
Deal found 10/11![United Airlines logo]()
$853
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/246:00 am -
1 stop17h 05m
Wed 3/2410:05 am -
2 stops21h 50m
Deal found 10/11![United Airlines logo]()
$855
Last-minute flights from Otopeni Intl to PhiladelphiaDiscover last-minute flight deals from Otopeni Intl to Philadelphia. Data last updated October 14, 2026 and is based on user searches.
Discover last-minute flight deals from Otopeni Intl to Philadelphia. Data last updated October 14, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/13. 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.
Fri 10/302:00 pm -
2 stops26h 16m
Tue 11/311:00 am -
2 stops20h 10m
Deal found 10/13![Delta logo]()
$811
This KLM deal was found by Cheapflights users on 10/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:00 am -
2 stops19h 18m
Thu 11/123:40 pm -
2 stops17h 10m
Deal found 10/10![Multiple Airlines logo]()
$812
This Gotogate deal was found by Cheapflights users on 10/12. 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.
Thu 11/56:00 am -
1 stop17h 05m
Thu 11/125:40 pm -
1 stop13h 15m
Deal found 10/12![Lufthansa logo]()
$835
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Thu 11/56:00 am -
1 stop17h 05m
Thu 11/125:40 pm -
1 stop13h 15m
Deal found 10/12![United Airlines logo]()
$854
This United Airlines deal was found by Cheapflights users on 10/11. 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 11/246:00 am -
1 stop17h 05m
Fri 3/262:37 pm -
2 stops27h 18m
Deal found 10/11![United Airlines logo]()
$855
This Delta deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
2 stops24h 14m
Thu 12/311:50 am -
2 stops19h 20m
Deal found 10/13![Delta logo]()
$810
This Gotogate deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
1 stop17h 05m
Thu 12/35:40 pm -
1 stop13h 15m
Deal found 10/13![Lufthansa logo]()
$838
This Mytrip deal was found by Cheapflights users on 10/11. 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 11/265:35 pm -
3 stops37h 55m
Mon 3/299:15 am -
2 stops23h 05m
Deal found 10/11![Multiple Airlines logo]()
$852
This United Airlines deal was found by Cheapflights users on 10/13. 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.
Thu 11/266:00 am -
1 stop17h 05m
Thu 12/36:00 am -
2 stops24h 55m
Deal found 10/13![United Airlines logo]()
$853
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Thu 11/266:00 am -
1 stop17h 05m
Thu 3/2510:15 am -
2 stops20h 15m
Deal found 10/11![United Airlines logo]()
$857
This United Airlines deal was found by Cheapflights users on 10/11. 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.
Thu 11/266:00 am -
2 stops39h 17m
Mon 3/298:00 pm -
2 stops22h 10m
Deal found 10/11![United Airlines logo]()
$859
One-way flights from Otopeni Intl to PhiladelphiaSearch for one-way flight options from Otopeni Intl to Philadelphia. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
Search for one-way flight options from Otopeni Intl to Philadelphia. Find affordable one-way fares based on user searches. Data last updated October 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 4/105:45 am -
2 stops20h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 4/116:00 am -
2 stops19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 10/11. 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 4/124:30 am -
3 stops21h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$508
This American Airlines deal was found by Cheapflights users on 10/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/108:15 am -
1 stop13h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![American Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 10/11. 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.
Thu 11/55:50 am -
3 stops25h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Multiple Airlines logo]()
$579
This Booking.com deal was found by Cheapflights users on 10/11. 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.
Thu 11/510:40 am -
1 stop35h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/11![Qatar Airways logo]()
$663
Find flight deals from Otopeni Intl to Philadelphia
Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to Philadelphia (PHL). 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 14, 2026.
Round-trip from | $810 (Delta) |
|---|---|
One-way from | $410 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Average price | $1,244 |
Cheapflights Fare Finder
Customize your flight search to find flights from Otopeni Intl to Philadelphia 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 14, 2026.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Sat 4/10
5:45 am-6:55 pm
2 stops20h 10m
Philadelphia
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$410
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Mon 4/12
5:50 am-6:55 pm
2 stops20h 05m
Philadelphia
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$410
Quickest round-trip
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Sun 4/11
6:00 am-6:55 pm
2 stops19h 55m
Philadelphia
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$424
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Thu 11/5
5:50 am-12:35 am
3 stops25h 45m
Philadelphia
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$579
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Thu 11/5
10:40 am-2:50 pm
1 stop35h 10m
Philadelphia
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$663
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Thu 11/26
6:00 am-11:14 pm
2 stops24h 14m
Philadelphia
Thu 12/3
11:50 am-2:10 pm
2 stops19h 20m
$810
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Fri 10/30
2:00 pm-10:16 am
2 stops26h 16m
Philadelphia
Tue 11/3
11:00 am-2:10 pm
2 stops20h 10m
$811
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Thu 11/26
6:00 am-4:05 pm
1 stop17h 05m
Philadelphia
Thu 12/3
5:40 pm-1:55 pm
1 stop13h 15m
$838
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Thu 11/26
6:00 am-4:05 pm
1 stop17h 05m
Philadelphia
Thu 12/3
6:00 am-1:55 pm
2 stops24h 55m
$853
BucharestPhiladelphia
OTP Bucharest Otopeni Intl - PHL Philadelphia
OTPPHL
Bucharest Otopeni Intl
Thu 11/5
6:00 am-4:05 pm
1 stop17h 05m
Philadelphia
Thu 11/12
7:40 pm-1:00 am
2 stops22h 20m
$853
Showing 1-10 of 13 resultsSorted by cheapest first
Best time to book a flight from Otopeni Intl to Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Otopeni Intl with our price prediction graph.
OTP-PHL
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 Philadelphia
Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated October 14, 2026.
Peruse reviews from past customers who have flown with British Airways from Bucharest Otopeni Intl Airport to Philadelphia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.5
Boarding
7.0
Food
6.4
Overall
6.7
Comfort
6.8
Crew
7.7
Reviews
1 / 20
6.0
GoodRoxanne,Sep 2025
LHR - IAD
Entertainment
6.5
Boarding
7.0
Food
6.4
Overall
6.7
Comfort
6.8
Crew
7.7
Reviews
1 / 20
6.0
GoodRoxanne,Sep 2025
LHR - IAD
Related info for your journey
Find useful and relevant information for your journey from Otopeni Intl to Philadelphia. 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 Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
King of Prussia
Reading
Camden
Ocean City
Wildwood Crest
Dover
Cherry Hill
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Milford
Ephrata
Elkton
Essington
New Castle
Willow Grove
Glen Mills
Vineland
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Otopeni Intl and Philadelphia flights
Browse other Otopeni Intl and Philadelphia flight options. Last updated on October 14, 2026.
Other flights from Otopeni Intl
Browse through other flights departing from Otopeni Intl. Flights are based on user searches made on Cheapflights and were last updated on October 14, 2026.
Other flights to Philadelphia
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Otopeni Intl to Philadelphia
Discover the top airline that operate flights from Otopeni Intl to Philadelphia. 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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$688 | Average$918 | FlexibilityNo cancel fee | On-time70% |