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Otopeni Intl

$265+ Cheap flights from Philadelphia (PHL) to Otopeni Intl (OTP)

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — OTP
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap flight deals from Philadelphia to Otopeni Intl

Cheapest flights from Philadelphia to Otopeni Intl
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 March 14, 2026.

This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:35 pm
PHL
-
OTP
1 stop22h 10m
British Airways
Wed 11/258:05 am
OTP
-
PHL
1 stop15h 10m
British Airways
Deal found 3/9$555
This Iberia deal was found by Cheapflights users on 3/9. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:40 pm
PHL
-
OTP
2 stops22h 40m
Multiple Airlines
Wed 4/298:15 am
OTP
-
PHL
1 stop15h 20m
Multiple Airlines
Deal found 3/9$564
This American Airlines deal was found by Cheapflights users on 3/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:35 pm
PHL
-
OTP
1 stop21h 55m
American Airlines
Wed 11/188:05 am
OTP
-
PHL
2 stops20h 39m
American Airlines
Deal found 3/9$568
This Air France deal was found by Cheapflights users on 3/9. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/83:36 pm
PHL
-
OTP
2 stops17h 14m
Multiple Airlines
Wed 4/157:05 am
OTP
-
PHL
2 stops16h 32m
Multiple Airlines
Deal found 3/9$569
This American Airlines deal was found by Cheapflights users on 3/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:35 pm
PHL
-
OTP
1 stop21h 45m
American Airlines
Wed 5/208:15 am
OTP
-
PHL
1 stop14h 15m
American Airlines
Deal found 3/9$588
This Travelocity deal was found by Cheapflights users on 3/9. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:36 am
PHL
-
OTP
2 stops30h 29m
Multiple Airlines
Thu 4/236:05 am
OTP
-
PHL
2 stops15h 41m
Multiple Airlines
Deal found 3/9$592
This American Airlines deal was found by Cheapflights users on 3/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:05 pm
PHL
-
OTP
1 stop19h 15m
American Airlines
Tue 5/198:15 am
OTP
-
PHL
2 stops21h 09m
American Airlines
Deal found 3/9$598
This Gotogate deal was found by Cheapflights users on 3/13. 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.
Tue 4/289:15 am
PHL
-
OTP
2 stops20h 45m
Multiple Airlines
Tue 5/56:05 am
OTP
-
PHL
2 stops15h 43m
Multiple Airlines
Deal found 3/13$602
This oojo deal was found by Cheapflights users on 3/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:40 pm
PHL
-
OTP
1 stop23h 40m
British Airways
Wed 4/298:15 am
OTP
-
PHL
1 stop15h 20m
British Airways
Deal found 3/12$605
This KAYAK deal was found by Cheapflights users on 3/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:35 pm
PHL
-
OTP
1 stop13h 20m
British Airways
Thu 11/198:00 am
OTP
-
PHL
1 stop15h 15m
British Airways
Deal found 3/9$608

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 March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$555
(oojo)

One-way from

$265
(oojo)

Popular in

April

Cheapest in

March

Average price

$439
Provider with most accurate pricing for Philadelphia-Bucharest Otopeni Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Bucharest Otopeni Intl flights.
Search Deals
From Philadelphia to Bucharest Otopeni Intl
Search Deals
One-way flight from Philadelphia to Bucharest Otopeni Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($109 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 2,558,603 searches. Data last updated March 14, 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

Price

Cheapest round-trip

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 4/28

5:40 pm-4:20 pm

1 stop15h 40m

Bucharest Otopeni Intl

Tue 5/5

1:50 pm-12:59 am

2 stops18h 09m

$629

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 5/5

7:38 pm-12:45 pm

2 stops34h 07m

Bucharest Otopeni Intl

Mon 5/18

1:40 pm-6:39 pm

2 stops35h 59m

$670

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Fri 4/17

7:45 pm-6:35 pm

2 stops15h 50m

Bucharest Otopeni Intl

Sat 4/25

6:05 am-5:32 pm

2 stops18h 27m

$722

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Thu 8/6

12:40 pm-2:40 pm

2 stops19h 00m

Bucharest Otopeni Intl

Thu 9/3

8:15 am-4:40 pm

1 stop15h 25m

$726

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Wed 5/13

2:45 pm-2:35 pm

2 stops16h 50m

Bucharest Otopeni Intl

Wed 5/20

8:15 am-4:40 pm

1 stop15h 25m

$736

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Wed 5/6

1:58 pm-1:00 pm

2 stops16h 02m

Bucharest Otopeni Intl

Sun 5/17

2:00 pm-10:09 pm

2 stops15h 09m

$840

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Fri 5/22

6:45 pm-11:50 pm

1 stop22h 05m

Bucharest Otopeni Intl

Fri 6/5

8:15 am-10:02 pm

2 stops20h 47m

$855

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Fri 6/5

5:30 pm-7:05 pm

2 stops18h 35m

Bucharest Otopeni Intl

Thu 6/11

8:15 am-12:31 am

2 stops23h 16m

$859

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Mon 6/8

9:40 am-1:00 pm

2 stops20h 20m

Bucharest Otopeni Intl

Mon 6/22

7:05 am-10:37 pm

2 stops22h 32m

$884

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 4/28

1:58 pm-3:25 pm

3 stops18h 27m

Bucharest Otopeni Intl

Tue 5/5

6:00 am-10:12 pm

3 stops23h 12m

$889

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 Philadelphia to Bucharest Otopeni Intl Airport

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

Currently, November is the cheapest month in which you can book a flight from Philadelphia to Bucharest Otopeni Intl Airport (average of $356). Flying from Philadelphia to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $461). 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.

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 March 14, 2026.
See what other customers who have flown with United 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.
United Airlines
7.4
Good
9,423 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,423 reviews
United Airlines
7.4
Good
9,423 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Lufthansa
6.8
Okay
7,848 reviews
United Airlines
7.4
Good
9,423 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
British Airways
6.7
Okay
7,786 reviews
United Airlines
7.4
Good
9,423 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

  • What airport do you fly from for flights from Philadelphia to Bucharest Otopeni Intl?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to Bucharest Otopeni Intl. 3 airlines have flights from Philadelphia to Bucharest Otopeni Intl on a regular basis. Booking flights from Philadelphia to Bucharest Otopeni Intl should not be difficult; the airport handles an average of 0 outbound flights to Bucharest Otopeni Intl per day.

  • How long is the flight from Philadelphia to Bucharest Otopeni Intl Airport?

    There are many flights that can get you from Philadelphia to Bucharest Otopeni Intl Airport in 15h 40m. Fly via United Airlines, Delta, or British Airways to get the fastest option. Airlines will cover a distance of 4831 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, British Airways ($439), United Airlines ($491), and Lufthansa ($529) offers the cheapest pricing from Philadelphia to Bucharest Otopeni Intl Airport. Users have found that British Airways is 45% cheaper than the other options available to this destination.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Philadelphia to Bucharest Otopeni Intl Airport (average of $356). Flying from Philadelphia to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $461). 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?

Book flights to Bucharest Otopeni Intl Airport if you plan to visit one of these locations
Otopeni

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Alternative routes for Philadelphia to Otopeni Intl

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Otopeni Intl flights
Newark to Otopeni Intl flights
Dulles Intl to Otopeni Intl flights

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 2,558,603 searches. Data last updated March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$439Average$744FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$491Average$741FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$529Average$895FlexibilityNo cancel feeOn-time76%

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