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$309+ Cheap flights from Otopeni Intl (OTP) to Pennsylvania

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — PHL
Mar 16 — Mar 231
Mon 3/16
Mon 3/23
1 adult, Economy
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Cheap flight deals from Otopeni Intl to Pennsylvania

Cheapest flights from Otopeni Intl to Pennsylvania
Explore the most affordable flight options available from Otopeni Intl to Pennsylvania. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.

This KLM deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:50 pm
OTP
-
IAD
1 stop29h 45m
Multiple Airlines
Thu 4/239:45 pm
IAD
-
OTP
1 stop15h 25m
Multiple Airlines
Deal found 2/11$520
This KLM deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:10 pm
OTP
-
IAD
1 stop28h 25m
Multiple Airlines
Thu 4/239:45 pm
IAD
-
OTP
1 stop18h 50m
Multiple Airlines
Deal found 2/13$521
This KLM deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/264:50 pm
OTP
-
IAD
1 stop30h 15m
Multiple Airlines
Wed 3/1110:40 pm
IAD
-
OTP
1 stop17h 50m
Multiple Airlines
Deal found 2/10$522
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:00 am
OTP
-
IAD
1 stop17h 05m
Delta
Mon 3/1610:45 pm
IAD
-
OTP
1 stop18h 05m
Delta
Deal found 2/11$523
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:35 am
OTP
-
JFK
2 stops17h 55m
Multiple Airlines
Tue 5/125:30 pm
JFK
-
OTP
1 stop11h 30m
Multiple Airlines
Deal found 2/14$526
This KLM deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/224:50 pm
OTP
-
IAD
1 stop30h 15m
KLM
Mon 3/306:10 pm
IAD
-
OTP
1 stop14h 15m
KLM
Deal found 2/11$527
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:30 am
OTP
-
JFK
1 stop20h 00m
Multiple Airlines
Mon 5/118:30 pm
JFK
-
OTP
1 stop21h 35m
Multiple Airlines
Deal found 2/14$528
This Delta deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:00 am
OTP
-
DCA
2 stops20h 32m
Delta
Wed 3/1111:00 am
DCA
-
OTP
2 stops19h 05m
Delta
Deal found 2/10$528
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:00 am
OTP
-
IAD
1 stop17h 05m
Delta
Wed 3/412:24 pm
IAD
-
OTP
2 stops17h 36m
Delta
Deal found 2/11$529
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:30 am
OTP
-
JFK
Nonstop9h 50m
Multiple Airlines
Fri 9/44:15 pm
JFK
-
OTP
1 stop25h 50m
Multiple Airlines
Deal found 2/11$532
This KLM deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/54:50 pm
OTP
-
IAD
1 stop29h 45m
Multiple Airlines
Fri 6/59:45 pm
IAD
-
OTP
1 stop15h 25m
Multiple Airlines
Deal found 2/11$532
This Delta deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:00 am
OTP
-
DCA
2 stops17h 27m
Delta
Wed 3/411:06 am
DCA
-
OTP
2 stops18h 54m
Delta
Deal found 2/11$535

Find flight deals from Otopeni Intl to Pennsylvania

Keep the following information in mind while searching for Otopeni Intl to Pennsylvania flight deals. Data was last updated February 14, 2026.

Round-trip from

$520
(KLM)

One-way from

$309

Popular in

January

Cheapest in

June

Average price

$815
From Bucharest Otopeni Intl to Pennsylvania
Search Deals
One-way flight from Bucharest Otopeni Intl to Pennsylvania
Search Deals
Highest demand for flights based on searches. 30% potential increase in price ($375 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($79 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Otopeni Intl to Pennsylvania 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, Cheapflights users made 2,558,603 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to Pennsylvania that are best for you.

Fly from

Otopeni Intl

Fly to

Pennsylvania

Route

Depart

Return

Price

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Fri 4/17

7:05 am-3:35 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Mon 4/20

9:45 pm-10:35 pm

1 stop17h 50m

$520

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 4/9

7:05 am-3:35 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Thu 4/23

6:15 pm-8:10 pm

1 stop18h 55m

$521

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Thu 2/26

4:50 pm-4:05 pm

1 stop30h 15m

Washington, D.C. Dulles Intl

Wed 3/11

10:40 pm-10:30 pm

1 stop17h 50m

$522

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sat 2/28

8:35 am-4:05 pm

1 stop14h 30m

Washington, D.C. Dulles Intl

Mon 3/16

7:50 pm-8:10 pm

1 stop18h 20m

$522

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sat 2/28

6:00 am-4:05 pm

1 stop17h 05m

Washington, D.C. Dulles Intl

Mon 3/16

1:19 pm-12:05 pm

2 stops16h 46m

$523

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Tue 3/3

6:00 am-4:05 pm

1 stop17h 05m

Washington, D.C. Dulles Intl

Sun 4/12

9:45 pm-11:25 pm

1 stop18h 40m

$523

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Mon 3/2

8:35 am-4:05 pm

1 stop14h 30m

Washington, D.C. Dulles Intl

Tue 4/14

9:45 pm-11:25 pm

1 stop18h 40m

$523

BucharestWashington, D.C.

OTP - IAD

OTPIAD

Bucharest Otopeni Intl

Sun 3/22

4:50 pm-5:05 pm

1 stop30h 15m

Washington, D.C. Dulles Intl

Mon 3/30

6:10 pm-3:25 pm

1 stop14h 15m

$527

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Sat 2/28

6:00 am-4:27 pm

2 stops17h 27m

Washington, D.C. Reagan-National

Mon 3/16

11:00 am-12:05 pm

2 stops19h 05m

$529

BucharestWashington, D.C.

OTP - DCA

OTPDCA

Bucharest Otopeni Intl

Sat 2/28

6:00 am-4:27 pm

2 stops17h 27m

Washington, D.C. Reagan-National

Wed 3/4

11:06 am-1:00 pm

2 stops18h 54m

$535

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 60 results
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Best time to book a flight from Otopeni Intl to Pennsylvania

Have a flexible travel schedule? Discover the best time to fly to Pennsylvania from Otopeni Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bucharest Otopeni Intl Airport to Pennsylvania

How much does it cost to fly round-trip from Bucharest Otopeni Intl Airport to Pennsylvania?

Reviews of airlines servicing Pennsylvania

Get insights into the airlines that provide service to Pennsylvania. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pennsylvania. Reviews last updated February 14, 2026.
See what other customers who have flown with British Airways from Bucharest Otopeni Intl Airport to Pennsylvania have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,739 reviews

Entertainment

6.4

Crew

7.6

Boarding

6.9

Food

6.4

Overall

6.7

Comfort

6.8

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,739 reviews
British Airways
6.7
Okay
7,739 reviews

Entertainment

6.4

Crew

7.6

Boarding

6.9

Food

6.4

Overall

6.7

Comfort

6.8

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from Otopeni Intl to Pennsylvania. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Bucharest Otopeni Intl Airport to Pennsylvania?

    Departing from Bucharest Otopeni Intl Airport to Pennsylvania will take you 17h 27m. Airlines will cover a distance of 4950 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Bucharest Otopeni Intl Airport to Pennsylvania?

    When deciding which route to take from Bucharest Otopeni Intl Airport to Pennsylvania consider Bucharest Otopeni Intl - Newark, Bucharest Otopeni Intl - New York John F Kennedy Intl or Bucharest Otopeni Intl - New York LaGuardia as they are the most popular.

  • Can I find deals for flights from Otopeni Intl to Pennsylvania that include hotel bookings?

    Yes. In addition to deals on Otopeni Intl to Pennsylvania flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Otopeni Intl to Pennsylvania?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Otopeni Intl to Pennsylvania.

  • Can I find deals for business class flights from Otopeni Intl to Pennsylvania?

    Yes. Cheapflights offers flight deals from Otopeni Intl to Pennsylvania by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Otopeni Intl to Pennsylvania

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Otopeni Intl to Pennsylvania

Discover the top airline that operate flights from Otopeni Intl to Pennsylvania. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$635Average$810FlexibilityNo cancel feeOn-time70%

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