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Cheap flights from Bucharest Otopeni Intl Airport to Philadelphia from $478

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest Otopeni Intl Airport to Philadelphia departing on 8/15. 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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0 bags

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Find the cheapest flights from Bucharest Otopeni Intl Airport to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
6:05 am - 4:05 pm
OTP
-
PHL
17h 00m
1 stop
Lufthansa Logo
5:40 pm - 12:50 pm
PHL
-
OTP
12h 10m
1 stop
$836Lufthansa
Thu, Jun 11 - Wed, Jun 17
Multiple Airlines Logo
6:35 am - 4:05 pm
OTP
-
PHL
16h 30m
2 stops
Multiple Airlines Logo
5:40 pm - 12:50 pm
PHL
-
OTP
12h 10m
1 stop
$837Multiple Airlines
Thu, Jun 11 - Wed, Jun 17
Multiple Airlines Logo
6:05 am - 4:05 pm
OTP
-
PHL
17h 00m
1 stop
Multiple Airlines Logo
5:40 pm - 6:05 pm
PHL
-
OTP
17h 25m
2 stops
$839Multiple Airlines
Thu, Jul 16 - Wed, Jul 22
United Airlines Logo
6:05 am - 4:05 pm
OTP
-
PHL
17h 00m
1 stop
United Airlines Logo
10:32 am - 1:10 am
PHL
-
OTP
31h 38m
2 stops
$840United Airlines
Thu, Jun 25 - Tue, Jul 14
United Airlines Logo
6:05 am - 4:05 pm
OTP
-
PHL
17h 00m
1 stop
United Airlines Logo
10:32 am - 1:10 am
PHL
-
OTP
31h 38m
2 stops
$841United Airlines
Thu, Jul 9 - Fri, Aug 7
Lufthansa Logo
6:05 am - 4:05 pm
OTP
-
PHL
17h 00m
1 stop
Lufthansa Logo
5:40 pm - 12:50 pm
PHL
-
OTP
12h 10m
1 stop
$842Lufthansa
Thu, Jun 11 - Wed, Jun 17
United Airlines Logo
6:05 am - 2:49 pm
OTP
-
PHL
39h 44m
2 stops
United Airlines Logo
7:45 pm - 1:10 am
PHL
-
OTP
22h 25m
2 stops
$844United Airlines
Wed, Jul 1 - Mon, Jul 20
United Airlines Logo
6:05 am - 12:57 am
OTP
-
PHL
25h 52m
2 stops
United Airlines Logo
7:45 pm - 6:35 pm
PHL
-
OTP
15h 50m
2 stops
$846United Airlines
Thu, Jun 25 - Tue, Jul 14
American Airlines Logo
8:15 am - 3:25 pm
OTP
-
PHL
14h 10m
1 stop
American Airlines Logo
7:20 pm - 12:20 am
PHL
-
OTP
22h 00m
1 stop
$847American Airlines
Sat, Jun 6 - Wed, Jun 10
United Airlines Logo
6:05 am - 11:44 pm
OTP
-
PHL
24h 39m
2 stops
United Airlines Logo
5:40 pm - 12:50 pm
PHL
-
OTP
12h 10m
1 stop
$848United Airlines
Thu, Jun 11 - Wed, Jun 17

British Airways flights from Bucharest Otopeni Intl Airport to Philadelphia

Our best British Airways deals on Bucharest Otopeni Intl Airport to Philadelphia flight tickets
British Airways
Jun 17
OTP4:15 pmBucharest Otopeni Intl
26h 55m
1 stop
PHL12:10 pmPhiladelphia
Jul 15
PHL6:50 pmPhiladelphia
12h 45m
1 stop
OTP2:35 pmBucharest Otopeni Intl
$894
British Airways
Aug 8
OTP8:15 amBucharest Otopeni Intl
14h 20m
1 stop
PHL3:35 pmPhiladelphia
Aug 15
PHL6:45 pmPhiladelphia
12h 15m
1 stop
OTP2:00 pmBucharest Otopeni Intl
$1,013

United Airlines flights from Bucharest Otopeni Intl Airport to Philadelphia

Our best United Airlines deals on Bucharest Otopeni Intl Airport to Philadelphia flight tickets
United Airlines
Jun 25
OTP6:05 amBucharest Otopeni Intl
17h 00m
1 stop
PHL4:05 pmPhiladelphia
Jul 14
PHL10:32 amPhiladelphia
31h 38m
2 stops
OTP1:10 amBucharest Otopeni Intl
$840
United Airlines
Jul 9
OTP6:05 amBucharest Otopeni Intl
17h 00m
1 stop
PHL4:05 pmPhiladelphia
Aug 7
PHL10:32 amPhiladelphia
31h 38m
2 stops
OTP1:10 amBucharest Otopeni Intl
$841
United Airlines
Jul 1
OTP6:05 amBucharest Otopeni Intl
39h 44m
2 stops
PHL2:49 pmPhiladelphia
Jul 20
PHL7:45 pmPhiladelphia
22h 25m
2 stops
OTP1:10 amBucharest Otopeni Intl
$844

momondo Fare Finder

 
Customize your flight search to find flights from Bucharest Otopeni Intl Airport 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, momondo users made 832,500 searches. Data last updated May 24, 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

Price

Cheapest round-trip

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Thu 6/11

6:05 am-4:05 pm

1 stop17h 00m

Philadelphia

Wed 6/17

5:40 pm-12:50 pm

1 stop12h 10m

$836
Quickest round-trip

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Thu 6/11

6:35 am-4:05 pm

2 stops16h 30m

Philadelphia

Wed 6/17

5:40 pm-12:50 pm

1 stop12h 10m

$837

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Thu 7/16

6:05 am-4:05 pm

1 stop17h 00m

Philadelphia

Wed 7/22

5:40 pm-6:05 pm

2 stops17h 25m

$839

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Thu 6/25

6:05 am-4:05 pm

1 stop17h 00m

Philadelphia

Tue 7/14

10:32 am-1:10 am

2 stops31h 38m

$840

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Thu 7/9

6:05 am-4:05 pm

1 stop17h 00m

Philadelphia

Fri 8/7

10:32 am-1:10 am

2 stops31h 38m

$841

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Thu 6/11

6:05 am-4:05 pm

1 stop17h 00m

Philadelphia

Wed 6/17

5:40 pm-12:50 pm

1 stop12h 10m

$842

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Wed 7/1

6:05 am-2:49 pm

2 stops39h 44m

Philadelphia

Mon 7/20

7:45 pm-1:10 am

2 stops22h 25m

$844

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Thu 6/25

6:05 am-12:57 am

2 stops25h 52m

Philadelphia

Tue 7/14

7:45 pm-6:35 pm

2 stops15h 50m

$846

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Sat 6/6

8:15 am-3:25 pm

1 stop14h 10m

Philadelphia

Wed 6/10

7:20 pm-12:20 am

1 stop22h 00m

$847

BucharestPhiladelphia

OTP - PHL

OTPPHL

Bucharest Otopeni Intl

Thu 6/11

6:05 am-11:44 pm

2 stops24h 39m

Philadelphia

Wed 6/17

5:40 pm-12:50 pm

1 stop12h 10m

$848

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

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 63% 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

Fastest flight time

17h 00m

Direct flights

None
The fastest flight from Bucharest Otopeni Intl Airport to Philadelphia takes 17h 00m
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 17h 00m.

  • 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?

  • 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?

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 AirwaysPriceFrom $635Free CancellationRating
6.7
7,997 reviews
Search British Airways flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Rehoboth Beach
Cape May
Wildwood Crest
Ocean City
Cherry Hill
King of Prussia
Newark
Dewey Beach
Reading
Dover
North Wildwood
Avalon
Lewes
Stone Harbor
Essington
New Castle
Vineland
Chester
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.

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