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Cheap flights from Philadelphia to Bucharest from $277

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 10/19. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:05 am - 3:20 pm
PHL
-
OTP
22h 15m
2 stops
Multiple Airlines Logo
6:05 am - 4:05 pm
OTP
-
PHL
17h 00m
1 stop
$711Multiple Airlines
Sun, Aug 9 - Tue, Aug 25
Multiple Airlines Logo
3:58 pm - 3:50 pm
PHL
-
OTP
16h 52m
2 stops
Multiple Airlines Logo
7:05 am - 5:34 pm
OTP
-
PHL
17h 29m
2 stops
$712Multiple Airlines
Sun, Aug 9 - Tue, Aug 25
Delta Logo
9:30 am - 1:40 pm
PHL
-
OTP
21h 10m
2 stops
Delta Logo
7:05 am - 10:16 pm
OTP
-
PHL
22h 11m
2 stops
$719Delta
Tue, Aug 11 - Fri, Aug 21
United Airlines Logo
5:40 pm - 4:20 pm
PHL
-
OTP
15h 40m
1 stop
United Airlines Logo
6:05 am - 9:43 pm
OTP
-
PHL
22h 38m
2 stops
$729United Airlines
Tue, Aug 11 - Fri, Aug 21
Lufthansa Logo
5:40 pm - 4:30 pm
PHL
-
OTP
15h 50m
1 stop
Lufthansa Logo
6:05 am - 4:05 pm
OTP
-
PHL
17h 00m
1 stop
$738Lufthansa
Sun, Sep 6 - Wed, Oct 14
Multiple Airlines Logo
3:25 pm - 6:35 pm
PHL
-
OTP
20h 10m
2 stops
Multiple Airlines Logo
6:05 am - 4:05 pm
OTP
-
PHL
17h 00m
1 stop
$741Multiple Airlines
Sun, Sep 6 - Wed, Oct 14
Air Canada Logo
3:25 pm - 6:35 pm
PHL
-
OTP
20h 10m
2 stops
Air Canada Logo
6:05 am - 9:32 pm
OTP
-
PHL
22h 27m
2 stops
$744Air Canada
Sun, Sep 6 - Wed, Oct 14
Multiple Airlines Logo
3:25 pm - 4:20 pm
PHL
-
OTP
17h 55m
2 stops
Multiple Airlines Logo
6:55 pm - 4:05 pm
OTP
-
PHL
28h 10m
2 stops
$755Multiple Airlines
Tue, Aug 25 - Mon, Oct 5
Lufthansa Logo
5:40 pm - 4:20 pm
PHL
-
OTP
15h 40m
1 stop
Lufthansa Logo
1:50 pm - 4:05 pm
OTP
-
PHL
33h 15m
1 stop
$758Lufthansa
Tue, Aug 25 - Mon, Oct 5
Multiple Airlines Logo
10:05 am - 6:35 pm
PHL
-
OTP
25h 30m
2 stops
Multiple Airlines Logo
5:15 pm - 4:05 pm
OTP
-
PHL
29h 50m
1 stop
$762Multiple Airlines
Tue, Aug 25 - Mon, Oct 5

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Lufthansa flights from Philadelphia to Bucharest Otopeni Intl Airport

Our best Lufthansa deals on Philadelphia to Bucharest Otopeni Intl Airport flight tickets
Lufthansa
Sep 6
PHL5:40 pmPhiladelphia
15h 50m
1 stop
OTP4:30 pmBucharest Otopeni Intl
Oct 14
OTP6:05 amBucharest Otopeni Intl
17h 00m
1 stop
PHL4:05 pmPhiladelphia
$738
Lufthansa
Aug 25
PHL5:40 pmPhiladelphia
15h 40m
1 stop
OTP4:20 pmBucharest Otopeni Intl
Oct 5
OTP1:50 pmBucharest Otopeni Intl
33h 15m
1 stop
PHL4:05 pmPhiladelphia
$758
Lufthansa
Sep 3
PHL5:40 pmPhiladelphia
15h 50m
1 stop
OTP4:30 pmBucharest Otopeni Intl
Sep 18
OTP6:05 amBucharest Otopeni Intl
17h 00m
1 stop
PHL4:05 pmPhiladelphia
$794

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
Sep 6
PHL3:25 pmPhiladelphia
20h 10m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Oct 14
OTP6:05 amBucharest Otopeni Intl
22h 27m
2 stops
PHL9:32 pmPhiladelphia
$744
Air Canada
Sep 21
PHL10:05 amPhiladelphia
25h 30m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Oct 13
OTP6:05 amBucharest Otopeni Intl
39h 42m
2 stops
PHL2:47 pmPhiladelphia
$774
Air Canada
Sep 20
PHL10:05 amPhiladelphia
22h 15m
2 stops
OTP3:20 pmBucharest Otopeni Intl
Oct 13
OTP6:05 amBucharest Otopeni Intl
22h 27m
2 stops
PHL9:32 pmPhiladelphia
$776

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 June 20, 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

Sun 8/9

10:05 am-3:20 pm

2 stops22h 15m

Bucharest Otopeni Intl

Tue 8/25

6:05 am-4:05 pm

1 stop17h 00m

$711

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Sun 8/9

3:58 pm-3:50 pm

2 stops16h 52m

Bucharest Otopeni Intl

Tue 8/25

7:05 am-5:34 pm

2 stops17h 29m

$712

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 8/11

9:30 am-1:40 pm

2 stops21h 10m

Bucharest Otopeni Intl

Fri 8/21

7:05 am-10:16 pm

2 stops22h 11m

$719

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 8/11

5:40 pm-4:20 pm

1 stop15h 40m

Bucharest Otopeni Intl

Fri 8/21

6:05 am-9:43 pm

2 stops22h 38m

$729
Quickest round-trip

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Sun 9/6

5:40 pm-4:30 pm

1 stop15h 50m

Bucharest Otopeni Intl

Wed 10/14

6:05 am-4:05 pm

1 stop17h 00m

$738

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Sun 9/6

3:25 pm-6:35 pm

2 stops20h 10m

Bucharest Otopeni Intl

Wed 10/14

6:05 am-4:05 pm

1 stop17h 00m

$741

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Sun 9/6

3:25 pm-6:35 pm

2 stops20h 10m

Bucharest Otopeni Intl

Wed 10/14

6:05 am-9:32 pm

2 stops22h 27m

$744

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 8/25

3:25 pm-4:20 pm

2 stops17h 55m

Bucharest Otopeni Intl

Mon 10/5

6:55 pm-4:05 pm

2 stops28h 10m

$755

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 8/25

5:40 pm-4:20 pm

1 stop15h 40m

Bucharest Otopeni Intl

Mon 10/5

1:50 pm-4:05 pm

1 stop33h 15m

$758

PhiladelphiaBucharest

PHL - OTP

PHLOTP

Philadelphia

Tue 8/25

10:05 am-6:35 pm

2 stops25h 30m

Bucharest Otopeni Intl

Mon 10/5

5:15 pm-4:05 pm

1 stop29h 50m

$762

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bucharest from

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 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?

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

Fastest flight time

14h 10m

Direct flights

None
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?

  • 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
British AirwaysPriceFrom $439Free CancellationRating
6.7
8,062 reviews
Search British Airways flights
LufthansaPriceFrom $483Free CancellationRating
6.8
8,084 reviews
Search Lufthansa flights
United AirlinesPriceFrom $491Free CancellationRating
7.4
9,866 reviews
Search United Airlines flights
American AirlinesPriceFrom $657Free CancellationRating
7.1
11,723 reviews
Search American Airlines 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.

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.

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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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