$457 Cheap Flights from Philadelphia (PHL) to Bucharest (OTP)

View $457 flight on Sun, Aug 24, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Henri Coanda Intl. Airport (OTP)

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Cheap Flights from Philadelphia to Bucharest (PHL-OTP)

Prices were available within the past 7 days and start at $457 for one-way flights and $602 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, Nov 19 - Thu, Nov 27
PHL
Philadelphia
OTP
Bucharest
$602 Roundtrip, just found
$602
Roundtrip
just found
Select British Airways flight, departing Wed, Nov 19 from Philadelphia to Bucharest, returning Thu, Nov 27, priced at $602 just found
British Airways
Mon, Jan 12 - Fri, Jan 23
PHL
Philadelphia
OTP
Bucharest
$602 Roundtrip, found 1 day ago
$602
Roundtrip
found 1 day ago
Select British Airways flight, departing Mon, Jan 12 from Philadelphia to Bucharest, returning Fri, Jan 23, priced at $602 found 1 day ago
British Airways
Tue, Dec 2 - Tue, Dec 16
PHL
Philadelphia
OTP
Bucharest
$603 Roundtrip, found 3 days ago
$603
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Dec 2 from Philadelphia to Bucharest, returning Tue, Dec 16, priced at $603 found 3 days ago
British Airways
Wed, Nov 19 - Thu, Nov 27
PHL
Philadelphia
OTP
Bucharest
$606 Roundtrip, just found
$606
Roundtrip
just found
Select British Airways flight, departing Wed, Nov 19 from Philadelphia to Bucharest, returning Thu, Nov 27, priced at $606 just found
Air Canada
Mon, Feb 2 - Fri, Feb 13
PHL
Philadelphia
OTP
Bucharest
$607 Roundtrip, found 3 days ago
$607
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Feb 2 from Philadelphia to Bucharest, returning Fri, Feb 13, priced at $607 found 3 days ago
Air Canada
Mon, Mar 2 - Tue, Mar 17
PHL
Philadelphia
OTP
Bucharest
$608 Roundtrip, found 3 days ago
$608
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Mar 2 from Philadelphia to Bucharest, returning Tue, Mar 17, priced at $608 found 3 days ago
Air Canada
Wed, Nov 5 - Wed, Nov 12
PHL
Philadelphia
OTP
Bucharest
$609 Roundtrip, found 1 day ago
$609
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Nov 5 from Philadelphia to Bucharest, returning Wed, Nov 12, priced at $609 found 1 day ago
Lufthansa
Tue, Dec 2 - Tue, Dec 16
PHL
Philadelphia
OTP
Bucharest
$610 Roundtrip, found 3 days ago
$610
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Dec 2 from Philadelphia to Bucharest, returning Tue, Dec 16, priced at $610 found 3 days ago
United
Sun, Jan 18 - Fri, Jan 30
PHL
Philadelphia
OTP
Bucharest
$611 Roundtrip, found 3 days ago
$611
Roundtrip
found 3 days ago
Select United flight, departing Sun, Jan 18 from Philadelphia to Bucharest, returning Fri, Jan 30, priced at $611 found 3 days ago
Swiss International Air Lines
Mon, Jan 12 - Fri, Jan 23
PHL
Philadelphia
OTP
Bucharest
$614 Roundtrip, found 1 day ago
$614
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Mon, Jan 12 from Philadelphia to Bucharest, returning Fri, Jan 23, priced at $614 found 1 day ago

Find the cheapest month to fly from Philadelphia (PHL) to Bucharest (OTP)

November is typically the cheapest month to fly

From $508 - $1,274 per traveler.

Graph displaying average flight prices per month

Alternative airports near Bucharest

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Henri Coanda Intl. OTP. Cheapest option available. Average driving time to city center is 19 minutes. Flights from $780
OTP
Henri Coanda Intl.
Cheapest
Average driving time to city center19 min
Flights from $780
Flights from Philadelphia (PHL) to Bucharest (OTP)
Origin airport
Philadelphia Intl.
Destination airport
Henri Coanda Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
$601
Distance
4833 mi

Philadelphia to Bucharest Flights

The cheapest times to fly from Philadelphia to Bucharest

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Bucharest are during the month of November. You can find some of the cheapest flights from Philadelphia to Bucharest with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Bucharest

Sunday is one of the best days to book for cheap flights from Philadelphia to Bucharest: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Bucharest

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Bucharest in 2025. You can also book with separate airlines for your outbound and return journeys, from $457 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Bucharest flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Bucharest airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Henri Coanda Intl. Airport (OTP) cost?
Discover the latest flight deals from PHL to OTP by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PHL to OTP?
The cheapest flights from PHL to OTP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PHL to OTP?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PHL to OTP. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Philadelphia Intl. Airport (PHL) to Henri Coanda Intl. Airport (OTP)?
There aren't any daily nonstop flights from Philadelphia Intl. Airport (PHL) to Henri Coanda Intl. Airport (OTP). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from PHL to OTP?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Henri Coanda Intl. Airport (OTP)?
To avoid potential delays on the Philadelphia Intl. Airport (PHL) to Henri Coanda Intl. Airport (OTP) route, fly before 3 PM. Later departures are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Henri Coanda Intl. Airport (OTP) last-minute?
Last-minute bookings from PHL to OTP are usually more expensive. To secure the best rates, start searching for flights as soon as possible. That being said, if you're flexible with your travel dates, you may land a cheap ticket right before you leave.
Is it cheaper to book a PHL to OTP flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHL to OTP flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and choose from our wide range of stays, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Henri Coanda Intl. Airport (OTP)?
If you reserved your PHL to OTP flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.