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Otopeni Intl

$257+ Cheap flights from Portland (PDX) to Otopeni Intl (OTP)

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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OTP
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Bucharest Otopeni Intl are usually found in October or November, booked 47 days in advance, depart on a Wednesday or Saturday and return on a Monday

Find flight deals from Portland to Otopeni Intl

Cheapest flights from Portland to Otopeni Intl
Explore the most affordable flight options available from Portland to Otopeni Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Air France deal was found by Cheapflights users on 10/20. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2411:35 amPDX - OTP
2 stops18h 15mMultiple Airlines
Sun 12/78:35 amOTP - PDX
1 stop36h 50mMultiple Airlines
Deal found 10/20$534
This Delta deal was found by Cheapflights users on 10/20. 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.
Mon 11/241:25 pmPDX - OTP
1 stop17h 45mDelta
Sun 12/76:00 amOTP - PDX
1 stop15h 25mDelta
Deal found 10/20$540
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/53:54 pmPDX - OTP
2 stops23h 11mLufthansa
Wed 11/126:05 amOTP - PDX
2 stops24h 33mLufthansa
Deal found 10/20$638
This KLM deal was found by Cheapflights users on 10/20. 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 11/51:25 pmPDX - OTP
1 stop13h 35mKLM
Wed 11/126:00 amOTP - PDX
1 stop15h 25mKLM
Deal found 10/20$640
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:52 amPDX - OTP
2 stops21h 48mUnited Airlines
Wed 11/126:05 amOTP - PDX
3 stops26h 51mUnited Airlines
Deal found 10/20$660
This Delta deal was found by Cheapflights users on 10/20. 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.
Mon 12/295:30 amPDX - OTP
2 stops31h 20mDelta
Mon 1/51:55 pmOTP - PDX
2 stops41h 40mDelta
Deal found 10/20$717
This Delta deal was found by Cheapflights users on 10/20. 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.
Tue 12/237:10 pmPDX - OTP
2 stops41h 40mDelta
Mon 1/51:55 pmOTP - PDX
2 stops40h 35mDelta
Deal found 10/20$722

Cheap flight deals from Portland to Otopeni Intl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Otopeni Intl (OTP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$534
(Air France)

One-way from

$257
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$682
Provider with most accurate pricing for Portland-Bucharest Otopeni Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Bucharest Otopeni Intl flights.
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From Portland to Bucharest Otopeni Intl
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One-way flight from Portland to Bucharest Otopeni Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Otopeni Intl 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 October 20, 2025.
Use the filters below to find and compare flights from Portland to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Portland

Fly to

Otopeni Intl

Route

Depart

Return

Price

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Fri 3/6

5:45 pm-11:25 pm

1 stop19h 40m

Bucharest Otopeni Intl

Tue 3/10

4:40 pm-4:55 pm

1 stop33h 15m

$638

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 11/5

3:54 pm-1:05 am

2 stops23h 11m

Bucharest Otopeni Intl

Wed 11/12

6:05 am-8:38 pm

2 stops24h 33m

$638

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 11/5

1:25 pm-3:25 pm

1 stop16h 00m

Bucharest Otopeni Intl

Wed 11/12

6:00 am-11:25 am

1 stop15h 25m

$640

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 11/5

10:52 am-6:40 pm

2 stops21h 48m

Bucharest Otopeni Intl

Wed 11/12

6:05 am-10:56 pm

3 stops26h 51m

$660

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 12/29

5:30 am-10:50 pm

2 stops31h 20m

Bucharest Otopeni Intl

Mon 1/5

1:55 pm-9:35 pm

2 stops41h 40m

$717

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 11/17

5:41 pm-1:30 am

3 stops45h 49m

$369

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 11/13

1:21 pm-10:30 pm

3 stops47h 09m

$370

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 11/16

7:05 am-12:55 pm

2 stops43h 50m

$370

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sat 11/15

7:05 am-12:55 pm

2 stops43h 50m

$375

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Fri 11/14

1:21 pm-11:05 pm

3 stops47h 44m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 16 results
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Compare providers for flights from Portland to Otopeni Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Otopeni Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Bucharest Otopeni Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Bucharest Otopeni Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Bucharest Otopeni Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Bucharest Otopeni Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Bucharest Otopeni Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Otopeni Intl

Have a flexible travel schedule? Discover the best time to fly to Otopeni Intl from Portland 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 Portland to Bucharest Otopeni Intl Airport

How far ahead should I book a flight from Portland to Bucharest Otopeni Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Otopeni Intl. Price data was last updated on October 17, 2025.

Booking 47 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Bucharest Otopeni Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland to Bucharest Otopeni Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $625). Flying from Portland to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,180). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to OTP?

Find hourly flight availability from Portland to Otopeni Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

When flying from Portland to Bucharest Otopeni Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 8% versus a flight in the afternoon.

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

Reviews of airlines servicing Otopeni Intl

Get insights into the airlines that provide service to Otopeni Intl. 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 Otopeni Intl. Reviews last updated October 20, 2025.
See what other customers who have flown with Delta, KLM, and United Airlines from Portland to Bucharest Otopeni Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,977 reviews

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,977 reviews
Delta
7.9
Good
7,977 reviews

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,404 reviews
Delta
7.9
Good
7,977 reviews

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,988 reviews
Delta
7.9
Good
7,977 reviews

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Air Canada
7.1
Good
10,334 reviews
Delta
7.9
Good
7,977 reviews

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
British Airways
6.7
Okay
7,461 reviews
Delta
7.9
Good
7,977 reviews

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

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

  • What airport do you fly from for flights from Portland to Bucharest Otopeni Intl?

    If you book a flight to Bucharest Otopeni Intl from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland. There are 0 flights from Portland to Bucharest Otopeni Intl per day from 5 different airlines.

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

    Airlines like British Airways and Lufthansa fly from Portland to Bucharest Otopeni Intl Airport in about 19h 40m. The time it takes to get you to your destination can typically vary by up to 3h 31m. Airlines will cover a distance of 5916 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Portland to Bucharest Otopeni Intl Airport round-trip?

    United Airlines, at $624, was found to be the cheapest airline from Portland to Bucharest Otopeni Intl Airport.Alternate airlines to your destination round-trip include KLM and British Airways. United Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Portland to Bucharest Otopeni Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $625). Flying from Portland to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,180). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Bucharest Otopeni Intl Airport?

Book flights to Bucharest Otopeni Intl Airport if you plan to visit one of these locations
Otopeni

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Top 5 airlines flying from Portland to Otopeni Intl

Discover the top 5 airlines that operate flights from Portland to Otopeni Intl. 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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$624Average$764FlexibilityNo cancel feeOn-time69%
KLMCheapest$711Average$1,062FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$737Average$822FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$779Average$816FlexibilityNo cancel feeOn-time67%
DeltaCheapest$806Average$1,170FlexibilityNo cancel feeOn-timeN/A

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