What is the cheapest airline that flies from Philadelphia to Bucharest Otopeni Intl?

British Airways and Delta are the most popular carriers operating from Philadelphia to Bucharest Otopeni Intl

Which layover airport offers the lowest fares from Philadelphia to Bucharest Otopeni Intl Airport?

Flights via London (LHR) offer the lowest average round-trip price of $659.

Which airport is the most popular layover for flights between Philadelphia and Bucharest Otopeni Intl Airport?

Frankfurt am Main (FRA) was the most common stop: 60% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Philadelphia to Bucharest Otopeni Intl Airport?

London (LHR) has the shortest average layover time for this route: 4h 08m.

Which layover airport has the shortest travel time from Philadelphia to Bucharest Otopeni Intl Airport?

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 13h 26m.

What airlines fly to Bucharest Otopeni Intl Airport?

HiSky, Air France and Turkish Airlines are the top three most popular airlines that fly to Bucharest Otopeni Intl Airport from Philadelphia according to our data. HiSky is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Bucharest Otopeni Intl Airport. Keep in mind that there are 12 different airlines that fly to Bucharest Otopeni Intl Airport on a routine basis, so you have a few additional options to choose from.

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?

As of October 2026, there are 3 operators available to choose from 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.

$560 Cheap Flights from Philadelphia to Bucharest Otopeni Intl Airport in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Bucharest

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 pm - 1:55 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

13h 15m1 stop Frankfurt am Main

6:00 am - 4:05 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

17h 05m1 stop Frankfurt am Main

$685Lufthansa

Sun, Nov 8 - Tue, Nov 24

9:15 am - 1:55 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

21h 40m2 stops Toronto Pearson Intl Frankfurt am Main

6:00 am - 10:46 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

23h 46m2 stops Frankfurt am Main Toronto Pearson Intl

$692Air Canada

Sun, Nov 8 - Tue, Nov 24

5:05 pm - 6:30 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

18h 25m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

6:00 am - 4:05 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

17h 05m1 stop Frankfurt am Main

$698Multiple Airlines

Mon, Nov 23 - Tue, Dec 8

5:05 pm - 6:30 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

18h 25m2 stops Toronto Pearson Intl Munich Franz Josef Strauss

6:00 am - 10:46 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

23h 46m2 stops Frankfurt am Main Toronto Pearson Intl

$701Air Canada

Mon, Nov 23 - Tue, Dec 8

6:35 pm - 12:05 amPHL Philadelphia-OTP Bucharest Otopeni Intl

22h 30m1 stop London Heathrow

8:20 am - 4:15 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

14h 55m1 stop London Heathrow

$708British Airways

Mon, Nov 23 - Tue, Dec 8

6:35 pm - 12:05 amPHL Philadelphia-OTP Bucharest Otopeni Intl

22h 30m1 stop London Heathrow

8:20 am - 4:15 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

14h 55m1 stop London Heathrow

$710British Airways

Mon, Nov 23 - Tue, Dec 8

5:40 pm - 1:55 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

13h 15m1 stop Frankfurt am Main

6:00 am - 4:05 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

17h 05m1 stop Frankfurt am Main

$743Lufthansa

Tue, Nov 17 - Tue, Dec 1

7:40 pm - 12:05 amPHL Philadelphia-OTP Bucharest Otopeni Intl

21h 25m1 stop London Heathrow

8:25 am - 8:35 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

19h 10m2 stops London Heathrow Miami

$768American Airlines

Fri, Nov 13 - Fri, Nov 20

5:40 pm - 1:55 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

13h 15m1 stop Frankfurt am Main

2:40 pm - 4:05 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

32h 25m1 stop Frankfurt am Main

$792Lufthansa

Thu, Dec 3 - Wed, Dec 9

7:40 pm - 12:05 amPHL Philadelphia-OTP Bucharest Otopeni Intl

21h 25m1 stop London Heathrow

7:35 am - 6:44 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

18h 09m2 stops London Heathrow Charlotte Douglas

$818American Airlines

Sat, Nov 14 - Sat, Nov 21

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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

Nov 23

PHL6:35 pmPhiladelphia

22h 30m

1 stop

OTP12:05 amBucharest Otopeni Intl

Dec 8

OTP8:20 amBucharest Otopeni Intl

14h 55m

1 stop

PHL4:15 pmPhiladelphia

$708

British Airways

Nov 23

PHL6:35 pmPhiladelphia

22h 30m

1 stop

OTP12:05 amBucharest Otopeni Intl

Dec 8

OTP8:20 amBucharest Otopeni Intl

14h 55m

1 stop

PHL4:15 pmPhiladelphia

$710

British Airways

Nov 12

PHL6:35 pmPhiladelphia

22h 55m

1 stop

OTP12:30 amBucharest Otopeni Intl

Nov 19

OTP4:35 pmBucharest Otopeni Intl

30h 40m

1 stop

PHL4:15 pmPhiladelphia

$758

United Airlines flights from Philadelphia to Bucharest Otopeni Intl Airport

Our best United Airlines deals on Philadelphia to Bucharest Otopeni Intl Airport flight tickets

United Airlines

Nov 17

PHL10:30 amPhiladelphia

19h 00m

2 stops

OTP12:30 pmBucharest Otopeni Intl

Dec 1

OTP6:00 amBucharest Otopeni Intl

17h 05m

1 stop

PHL4:05 pmPhiladelphia

$739

United Airlines

Nov 17

PHL3:05 pmPhiladelphia

20h 25m

2 stops

OTP6:30 pmBucharest Otopeni Intl

Dec 1

OTP6:00 amBucharest Otopeni Intl

17h 05m

1 stop

PHL4:05 pmPhiladelphia

$740

United Airlines

Mar 17

PHL10:15 amPhiladelphia

21h 40m

2 stops

OTP1:55 pmBucharest Otopeni Intl

Mar 19

OTP5:55 amBucharest Otopeni Intl

23h 00m

2 stops

PHL10:55 pmPhiladelphia

$744

momondo Fare Finder

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

Quickest round-trip

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Sun 11/8

5:40 pm-1:55 pm

1 stop13h 15m

Bucharest Otopeni Intl

Tue 11/24

6:00 am-4:05 pm

1 stop17h 05m

$685

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Sun 11/8

9:15 am-1:55 pm

2 stops21h 40m

Bucharest Otopeni Intl

Tue 11/24

6:00 am-10:46 pm

2 stops23h 46m

$692

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Mon 11/23

5:05 pm-6:30 pm

2 stops18h 25m

Bucharest Otopeni Intl

Tue 12/8

6:00 am-4:05 pm

1 stop17h 05m

$698

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Mon 11/23

5:05 pm-6:30 pm

2 stops18h 25m

Bucharest Otopeni Intl

Tue 12/8

6:00 am-10:46 pm

2 stops23h 46m

$701

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Mon 11/23

6:35 pm-12:05 am

1 stop22h 30m

Bucharest Otopeni Intl

Tue 12/8

8:20 am-4:15 pm

1 stop14h 55m

$708

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Mon 11/23

6:35 pm-12:05 am

1 stop22h 30m

Bucharest Otopeni Intl

Tue 12/8

8:20 am-4:15 pm

1 stop14h 55m

$710

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

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Fri 11/13

7:40 pm-12:05 am

1 stop21h 25m

Bucharest Otopeni Intl

Fri 11/20

8:25 am-8:35 pm

2 stops19h 10m

$768

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Thu 12/3

5:40 pm-1:55 pm

1 stop13h 15m

Bucharest Otopeni Intl

Wed 12/9

2:40 pm-4:05 pm

1 stop32h 25m

$792

PhiladelphiaBucharest

PHL Philadelphia - OTP Bucharest Otopeni Intl

PHLOTP

Philadelphia

Sat 11/14

7:40 pm-12:05 am

1 stop21h 25m

Bucharest Otopeni Intl

Sat 11/21

7:35 am-6:44 pm

2 stops18h 09m

$818

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Philadelphia and Bucharest Otopeni Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $798 to $1,111.
The lowest price recently found on this route was $685.

What is the cheapest month to fly to Bucharest Otopeni Intl Airport?

If you aren’t able to travel during the month of November, then book flights to Bucharest Otopeni Intl Airport from Philadelphia during March instead. Flights to Bucharest Otopeni Intl Airport in March, while not as cheap as those in November, still average around $439.

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

Best Price Found	$560
Fastest flight time	14h 10m
Direct flights	None

The best one-way flight to Bucharest Otopeni Intl Airport from Philadelphia in the past 72 hours is $560. The best round-trip flight deal from Philadelphia to Bucharest Otopeni Intl Airport found on momondo in the last 72 hours is $685.

The fastest flight from Philadelphia to Bucharest Otopeni Intl Airport takes 14h 10m

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

Frequently asked questions about flying from Philadelphia to Bucharest Otopeni Intl Airport

How far is Philadelphia to Bucharest Otopeni Intl by plane?
The straight-line distance from Philadelphia to Bucharest Otopeni Intl is 4824.4 mi. 14h 10m 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?
As of October 2026, there are 3 operators available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Philadelphia to Bucharest Otopeni Intl Airport is British Airways, representing 56% of all bookings. The subsequent popular airlines are Lufthansa at 29% and American Airlines at 15%.

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
British Airways	PriceFrom $487	Free Cancellation	Rating 6.7 8,265 reviews	Search British Airways flights
American Airlines	PriceFrom $657	Free Cancellation	Rating 7.0 12,173 reviews	Search American Airlines flights
Lufthansa	PriceFrom $721	Free Cancellation	Rating 6.8 8,279 reviews	Search Lufthansa flights

Otopeni

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momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Bucharest. Millions of users trust and use momondo every year so you are in good hands.

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.

How can momondo help me find flights from Philadelphia to Bucharest?

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.

I’m not ready to book a flight from Philadelphia to Bucharest right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to Bucharest now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bucharest and let you know when they change.

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Cheap flights from Philadelphia to Bucharest from $560

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 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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British Airways flights from Philadelphia to Bucharest Otopeni Intl Airport

Our best British Airways deals on Philadelphia to Bucharest Otopeni Intl Airport flight tickets

United Airlines flights from Philadelphia to Bucharest Otopeni Intl Airport

Our best United Airlines deals on Philadelphia to Bucharest Otopeni Intl Airport flight tickets

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Use the filters below to find and compare flights from Philadelphia to Bucharest Otopeni Intl Airport that are best for you.

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How to get the cheapest flight ticket from Philadelphia to Bucharest Otopeni Intl Airport

What is the typical price of a round-trip flight between Philadelphia and Bucharest Otopeni Intl Airport?

What is the cheapest month to fly to Bucharest Otopeni Intl Airport?

What is the cheapest airline that flies from Philadelphia to Bucharest Otopeni Intl?

What airlines fly to Bucharest Otopeni Intl Airport?

Which airport is the most popular layover for flights between Philadelphia and Bucharest Otopeni Intl Airport?

Which layover airport offers the lowest fares from Philadelphia to Bucharest Otopeni Intl Airport?

Which layover airport has the shortest travel time from Philadelphia to Bucharest Otopeni Intl Airport?

Which layover airport has the shortest connection time from Philadelphia to Bucharest Otopeni Intl Airport?

When to book flights from Philadelphia to Bucharest Otopeni Intl Airport

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

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An easier way to manage your Bucharest Otopeni Intl Airport trip

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Philadelphia flight routes

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