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Cheap flights from Philadelphia to Bucharest from $306

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Bucharest departing on 11/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

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British Airways Logo
7:35 pm - 10:55 pmPHL-OTP
21h 20m1 stop
British Airways Logo
8:00 am - 5:15 pmOTP-PHL
15h 15m1 stop
$470British Airways
Find Deal
Tue, Mar 10 - Tue, Mar 24
Air Canada Logo
3:30 pm - 6:35 pmPHL-OTP
20h 05m2 stops
Air Canada Logo
6:30 am - 9:37 pmOTP-PHL
22h 07m2 stops
$478Air Canada
Find Deal
Tue, Apr 28 - Thu, May 7
Lufthansa Logo
4:35 pm - 6:35 pmPHL-OTP
20h 00m2 stops
Lufthansa Logo
5:55 am - 5:05 pmOTP-PHL
17h 10m1 stop
$482Lufthansa
Find Deal
Mon, Mar 9 - Tue, Mar 24
British Airways Logo
7:35 pm - 11:45 pmPHL-OTP
22h 10m1 stop
British Airways Logo
4:35 pm - 5:15 pmOTP-PHL
30h 40m1 stop
$483British Airways
Find Deal
Sun, Mar 8 - Thu, Mar 26
Multiple Airlines Logo
3:30 pm - 6:35 pmPHL-OTP
20h 05m2 stops
Multiple Airlines Logo
5:55 am - 4:00 pmOTP-PHL
17h 05m1 stop
$485Multiple Airlines
Find Deal
Tue, Apr 28 - Thu, May 7
American Airlines Logo
6:45 pm - 1:25 amPHL-OTP
23h 40m1 stop
American Airlines Logo
8:25 am - 4:40 pmOTP-PHL
15h 15m1 stop
$486American Airlines
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Tue, Apr 28 - Thu, May 7
Air Canada Logo
3:30 pm - 6:35 pmPHL-OTP
21h 05m2 stops
Air Canada Logo
6:30 am - 2:47 pmOTP-PHL
38h 17m2 stops
$488Air Canada
Find Deal
Mon, Mar 9 - Tue, Mar 24
United Airlines Logo
12:15 pm - 6:35 pmPHL-OTP
24h 20m2 stops
United Airlines Logo
5:50 am - 5:05 pmOTP-PHL
17h 15m1 stop
$490United Airlines
Find Deal
Mon, Mar 9 - Thu, Mar 26
British Airways Logo
1:40 pm - 2:45 pmPHL-OTP
19h 05m2 stops
British Airways Logo
8:00 am - 5:15 pmOTP-PHL
15h 15m1 stop
$492British Airways
Find Deal
Tue, Mar 10 - Tue, Mar 24
British Airways Logo
6:35 pm - 10:55 pmPHL-OTP
22h 20m2 stops
British Airways Logo
8:00 am - 9:43 amOTP-PHL
31h 43m2 stops
$493British Airways
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Tue, Mar 10 - Tue, Mar 24

British Airways flights from Philadelphia to Bucharest Otopeni Intl Airport

Our best British Airways deals on Philadelphia to Bucharest Otopeni Intl Airport flight tickets
British Airways
Mar 10
PHL7:35 pmPhiladelphia
21h 20m
1 stop
OTP10:55 pmBucharest Otopeni Intl
Mar 24
OTP8:00 amBucharest Otopeni Intl
15h 15m
1 stop
PHL5:15 pmPhiladelphia
$470
Find similar
British Airways
Mar 8
PHL7:35 pmPhiladelphia
13h 20m
1 stop
OTP2:55 pmBucharest Otopeni Intl
Mar 24
OTP8:00 amBucharest Otopeni Intl
15h 15m
1 stop
PHL5:15 pmPhiladelphia
$483
Find similar
British Airways
Mar 10
PHL1:40 pmPhiladelphia
19h 05m
2 stops
OTP2:45 pmBucharest Otopeni Intl
Mar 24
OTP8:00 amBucharest Otopeni Intl
15h 15m
1 stop
PHL5:15 pmPhiladelphia
$492
Find similar

Air Canada flights from Philadelphia to Bucharest Otopeni Intl Airport

Our best Air Canada deals on Philadelphia to Bucharest Otopeni Intl Airport flight tickets
Air Canada
Apr 28
PHL3:30 pmPhiladelphia
20h 05m
2 stops
OTP6:35 pmBucharest Otopeni Intl
May 7
OTP6:30 amBucharest Otopeni Intl
22h 07m
2 stops
PHL9:37 pmPhiladelphia
$478
Find similar
Air Canada
Mar 9
PHL3:30 pmPhiladelphia
21h 05m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Mar 24
OTP6:30 amBucharest Otopeni Intl
38h 17m
2 stops
PHL2:47 pmPhiladelphia
$488
Find similar
Air Canada
Mar 8
PHL7:50 amPhiladelphia
26h 00m
2 stops
OTP3:50 pmBucharest Otopeni Intl
Mar 24
OTP6:30 amBucharest Otopeni Intl
38h 17m
2 stops
PHL2:47 pmPhiladelphia
$496
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Bucharest Otopeni Intl Airport 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, momondo users made 832,500 searches. Data last updated November 21, 2025.
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

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 3/10

7:35 pm-10:55 pm

1 stop21h 20m

Bucharest Otopeni Intl

Tue 3/24

8:00 am-5:15 pm

1 stop15h 15m

$470

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 4/28

3:30 pm-6:35 pm

2 stops20h 05m

Bucharest Otopeni Intl

Thu 5/7

6:30 am-9:37 pm

2 stops22h 07m

$478

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Mon 3/9

4:35 pm-6:35 pm

2 stops20h 00m

Bucharest Otopeni Intl

Tue 3/24

5:55 am-5:05 pm

1 stop17h 10m

$482

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Sun 3/8

7:35 pm-11:45 pm

1 stop22h 10m

Bucharest Otopeni Intl

Thu 3/26

4:35 pm-5:15 pm

1 stop30h 40m

$483

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 4/28

3:30 pm-6:35 pm

2 stops20h 05m

Bucharest Otopeni Intl

Thu 5/7

5:55 am-4:00 pm

1 stop17h 05m

$485

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 4/28

6:45 pm-1:25 am

1 stop23h 40m

Bucharest Otopeni Intl

Thu 5/7

8:25 am-4:40 pm

1 stop15h 15m

$486

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Mon 3/9

3:30 pm-6:35 pm

2 stops21h 05m

Bucharest Otopeni Intl

Tue 3/24

6:30 am-2:47 pm

2 stops38h 17m

$488

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Mon 3/9

12:15 pm-6:35 pm

2 stops24h 20m

Bucharest Otopeni Intl

Thu 3/26

5:50 am-5:05 pm

1 stop17h 15m

$490

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 3/10

1:40 pm-2:45 pm

2 stops19h 05m

Bucharest Otopeni Intl

Tue 3/24

8:00 am-5:15 pm

1 stop15h 15m

$492

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 3/10

6:35 pm-10:55 pm

2 stops22h 20m

Bucharest Otopeni Intl

Tue 3/24

8:00 am-9:43 am

2 stops31h 43m

$493

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Philadelphia to Bucharest Otopeni Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Bucharest Otopeni Intl Airport?

Our data shows that Monday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $761. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to Bucharest Otopeni Intl Airport for around $1,240.

What is the cheapest time of day to depart on your flight to Bucharest Otopeni Intl Airport?

Our most recent data shows that the best time of day to fly to Bucharest Otopeni Intl Airport is in the evening. Flights from Philadelphia to Bucharest Otopeni Intl Airport during this time can be as low as $799. In the afternoon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $881 per ticket.

When to book flights from Philadelphia to Bucharest Otopeni Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Bucharest Otopeni Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Bucharest Otopeni Intl Airport (PHL to OTP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Bucharest Otopeni Intl Airport

Direct flights

None
There are no direct flights from Philadelphia to Bucharest Otopeni Intl Airport. There are no popular flight routes from Philadelphia to Bucharest Otopeni Intl Airport.
Search flight deals

  • How far is Philadelphia to Bucharest Otopeni Intl by plane?

    The straight-line distance from Philadelphia to Bucharest Otopeni Intl is 4824.4 mi. 13h 20m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Philadelphia Airport to Bucharest Otopeni Intl Airport?

    Prices for flights from Philadelphia Airport to Bucharest Otopeni Intl Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Bucharest Otopeni Intl Airport?

  • How old do you have to be to fly from Philadelphia Airport to Bucharest Otopeni Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Bucharest Otopeni Intl Airport.

  • What documentation or ID do you need to fly to Bucharest Otopeni Intl Airport?

    The required travel and health documents for your Bucharest Otopeni Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bucharest Otopeni Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Philadelphia to Bucharest Otopeni Intl Airport?

Best airlines flying from Philadelphia to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Philadelphia to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $539Free CancellationRating
6.8
7,579 reviews
Search Lufthansa flights
United AirlinesPriceFrom $571Free CancellationRating
7.4
9,029 reviews
Search United Airlines flights
British AirwaysPriceFrom $678Free CancellationRating
6.7
7,533 reviews
Search British Airways flights

Traveling to a place near Bucharest?

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

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Can I find flights from Philadelphia to Bucharest with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Philadelphia to Bucharest flights to just show those with flexible booking policies.

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momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Philadelphia to Bucharest.

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