What airlines fly to Philadelphia?

HiSky, LOT and Turkish Airlines are the top three most popular airlines that fly to Philadelphia from Bucharest Otopeni Intl Airport according to our data. HiSky is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 5 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

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

British Airways is the most popular carrier operating from Bucharest Otopeni Intl to Philadelphia

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

Prices for flights from Bucharest Otopeni Intl Airport to Philadelphia Airport are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bucharest Otopeni Intl Airport to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$378 Cheap Flights from Bucharest Otopeni Intl Airport to Philadelphia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Bucharest Otopeni Intl Airport to Philadelphia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:10 pm - 6:55 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

33h 45m2 stops Berlin Brandenburg Dublin

6:40 pm - 8:05 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

19h 25m1 stop Dublin

$797Multiple Airlines

Thu, Oct 22 - Tue, Oct 27

8:15 am - 4:40 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

15h 25m1 stop London Heathrow

7:35 pm - 1:20 amPHL Philadelphia-OTP Bucharest Otopeni Intl

22h 45m1 stop London Heathrow

$814British Airways

Thu, Oct 8 - Tue, Oct 13

7:05 am - 7:18 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

19h 13m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

5:16 pm - 3:50 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

15h 34m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

$821Multiple Airlines

Thu, Oct 8 - Tue, Oct 13

8:15 am - 4:40 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

15h 25m1 stop London Heathrow

3:20 pm - 3:25 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

17h 05m2 stops Miami London Heathrow

$829British Airways

Thu, Oct 8 - Tue, Oct 13

8:15 am - 4:40 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

15h 25m1 stop London Heathrow

6:45 pm - 11:50 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

22h 05m1 stop London Heathrow

$834British Airways

Fri, Oct 9 - Fri, Oct 16

3:40 pm - 4:40 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

32h 00m1 stop London Heathrow

7:35 pm - 3:05 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

13h 30m1 stop London Heathrow

$834British Airways

Thu, Oct 22 - Tue, Oct 27

8:15 am - 4:40 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

15h 25m1 stop London Heathrow

10:10 pm - 1:20 amPHL Philadelphia-OTP Bucharest Otopeni Intl

20h 10m1 stop London Heathrow

$835British Airways

Thu, Oct 15 - Tue, Oct 20

8:15 am - 4:40 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

15h 25m1 stop London Heathrow

3:51 pm - 12:05 amPHL Philadelphia-OTP Bucharest Otopeni Intl

26h 14m2 stops Chicago O'Hare Intl London Heathrow

$835British Airways

Thu, Oct 22 - Tue, Oct 27

8:15 am - 4:40 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

15h 25m1 stop London Heathrow

2:45 pm - 1:20 amPHL Philadelphia-OTP Bucharest Otopeni Intl

27h 35m2 stops Boston Logan Intl London Heathrow

$835British Airways

Thu, Oct 15 - Tue, Oct 20

3:40 pm - 4:40 pmOTP Bucharest Otopeni Intl-PHL Philadelphia

32h 00m1 stop London Heathrow

7:35 pm - 3:05 pmPHL Philadelphia-OTP Bucharest Otopeni Intl

13h 30m1 stop London Heathrow

$835British Airways

Thu, Oct 22 - Tue, Oct 27

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American Airlines flights from Bucharest Otopeni Intl Airport to Philadelphia

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

American Airlines

Oct 9

OTP8:15 amBucharest Otopeni Intl

18h 12m

2 stops

PHL7:27 pmPhiladelphia

Oct 16

PHL6:45 pmPhiladelphia

22h 05m

1 stop

OTP11:50 pmBucharest Otopeni Intl

$865

American Airlines

Oct 9

OTP8:15 amBucharest Otopeni Intl

18h 12m

2 stops

PHL7:27 pmPhiladelphia

Oct 16

PHL6:45 pmPhiladelphia

22h 05m

1 stop

OTP11:50 pmBucharest Otopeni Intl

$867

Delta flights from Bucharest Otopeni Intl Airport to Philadelphia

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

Delta

Oct 15

OTP7:05 amBucharest Otopeni Intl

22h 02m

2 stops

PHL10:07 pmPhiladelphia

Oct 20

PHL6:00 amPhiladelphia

23h 45m

2 stops

OTP12:45 pmBucharest Otopeni Intl

$852

Delta

Nov 6

OTP6:00 amBucharest Otopeni Intl

22h 55m

2 stops

PHL9:55 pmPhiladelphia

Jun 4

PHL6:13 pmPhiladelphia

22h 12m

2 stops

OTP11:25 pmBucharest Otopeni Intl

$878

momondo Fare Finder

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

Price

Cheapest round-trip

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/22

4:10 pm-6:55 pm

2 stops33h 45m

Philadelphia

Tue 10/27

6:40 pm-8:05 pm

1 stop19h 25m

$797

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/8

8:15 am-4:40 pm

1 stop15h 25m

Philadelphia

Tue 10/13

7:35 pm-1:20 am

1 stop22h 45m

$814

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/8

7:05 am-7:18 pm

2 stops19h 13m

Philadelphia

Tue 10/13

5:16 pm-3:50 pm

2 stops15h 34m

$821

Quickest round-trip

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/8

8:15 am-4:40 pm

1 stop15h 25m

Philadelphia

Tue 10/13

3:20 pm-3:25 pm

2 stops17h 05m

$829

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Fri 10/9

8:15 am-4:40 pm

1 stop15h 25m

Philadelphia

Fri 10/16

6:45 pm-11:50 pm

1 stop22h 05m

$834

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/22

3:40 pm-4:40 pm

1 stop32h 00m

Philadelphia

Tue 10/27

7:35 pm-3:05 pm

1 stop13h 30m

$834

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/15

8:15 am-4:40 pm

1 stop15h 25m

Philadelphia

Tue 10/20

10:10 pm-1:20 am

1 stop20h 10m

$835

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/22

8:15 am-4:40 pm

1 stop15h 25m

Philadelphia

Tue 10/27

3:51 pm-12:05 am

2 stops26h 14m

$835

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/15

8:15 am-4:40 pm

1 stop15h 25m

Philadelphia

Tue 10/20

2:45 pm-1:20 am

2 stops27h 35m

$835

BucharestPhiladelphia

OTP Bucharest Otopeni Intl - PHL Philadelphia

OTPPHL

Bucharest Otopeni Intl

Thu 10/22

3:40 pm-4:40 pm

1 stop32h 00m

Philadelphia

Tue 10/27

7:35 pm-3:05 pm

1 stop13h 30m

$835

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 Bucharest Otopeni Intl Airport to Philadelphia

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

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Bucharest Otopeni Intl Airport is in May. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. The month of March is another great option to travel to Philadelphia, with average flight prices from Bucharest Otopeni Intl Airport averaging around $0.

Can stopping save me money on Bucharest Otopeni Intl Airport to Philadelphia flights?

You could potentially save up to 51% on your flight if you consider stops on a Bucharest Otopeni Intl Airport to Philadelphia flight.

When to book flights from Bucharest Otopeni Intl Airport to Philadelphia

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

Estimated round-trip price

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

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

Best Price Found	$378
Fastest flight time	15h 25m
Direct flights	None

The best one-way flight to Philadelphia from Bucharest Otopeni Intl Airport in the past 72 hours is $378. The best round-trip flight deal from Bucharest Otopeni Intl Airport to Philadelphia found on momondo in the last 72 hours is $797.

The fastest flight from Bucharest Otopeni Intl Airport to Philadelphia takes 15h 25m

There are no direct flights from Bucharest Otopeni Intl Airport to Philadelphia. There are no popular flight routes from Bucharest Otopeni Intl Airport to Philadelphia.

Search flight deals

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

How far is Bucharest Otopeni Intl to Philadelphia by plane?
A flight from Bucharest Otopeni Intl to Philadelphia will travel around 4824.4 mi. By plane, this route typically takes 15h 25m.
When did momondo last update prices for flights from Bucharest Otopeni Intl Airport to Philadelphia Airport?
Prices for flights from Bucharest Otopeni Intl Airport to Philadelphia Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Bucharest Otopeni Intl Airport to Philadelphia Airport?
The number of operators available for flights from Bucharest Otopeni Intl Airport to Philadelphia Airport is 1 as of September 2026.
How old do you have to be to fly from Bucharest Otopeni Intl Airport to Philadelphia Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bucharest Otopeni Intl Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Bucharest Otopeni Intl Airport to Philadelphia?
Based on momondo bookings for flights between Bucharest Otopeni Intl Airport and Philadelphia, the leading airline is British Airways, making up 100% of the total bookings.

Best airlines flying from Bucharest Otopeni Intl Airport to Philadelphia

Compare and see reviews for airlines that fly from Bucharest Otopeni Intl Airport to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $635	Free Cancellation	Rating 6.7 8,209 reviews		Search British Airways flights

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Reading

Essington

Dover

Dewey Beach

New Castle

North Wildwood

Chester

Vineland

Avalon

Norristown

Stone Harbor

Pottstown

Why use momondo?

Why should I use momondo to find a flight deal from Bucharest to Philadelphia?

It is quick and easy to find Bucharest to Philadelphia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Philadelphia that suits you.

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

momondo does allow users to show only those flights to Philadelphia from Bucharest which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Bucharest to Philadelphia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Bucharest to Philadelphia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.