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Otopeni Intl

$331+ 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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OTP
Jan 29 — Feb 51
Thu 1/29
Thu 2/5
1 adult, Economy
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Cheap flight deals from Portland to Otopeni Intl

Best flights from Portland to Otopeni Intl
Discover carefully curated flight deals from Portland to Otopeni Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.

This FlightHub deal was found by Cheapflights users on 12/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/287:00 amPDX - OTP
2 stops32h 05mLufthansa
Wed 2/46:05 amOTP - PDX
2 stops28h 34mLufthansa
Deal found 12/30$536
This Delta deal was found by Cheapflights users on 12/30. 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.
Wed 1/287:00 amPDX - OTP
2 stops19h 05mDelta
Wed 2/46:00 amOTP - PDX
1 stop15h 25mDelta
Deal found 12/30$540
This KLM deal was found by Cheapflights users on 12/29. 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 1/281:25 pmPDX - OTP
1 stop25h 05mKLM
Wed 2/46:00 amOTP - PDX
1 stop15h 25mKLM
Deal found 12/29$541
This United Airlines deal was found by Cheapflights users on 12/29. 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 1/287:00 amPDX - OTP
2 stops21h 00mUnited Airlines
Wed 2/46:05 amOTP - PDX
3 stops22h 51mUnited Airlines
Deal found 12/29$566
This oojo deal was found by Cheapflights users on 12/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:56 amPDX - OTP
2 stops26h 29mBritish Airways
Thu 10/18:25 amOTP - PDX
2 stops22h 24mBritish Airways
Deal found 12/29$580
This KLM deal was found by Cheapflights users on 12/29. 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 2/11:25 pmPDX - OTP
1 stop13h 35mKLM
Wed 2/186:00 amOTP - PDX
1 stop15h 25mKLM
Deal found 12/29$541
This oojo deal was found by Cheapflights users on 12/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/157:30 pmPDX - OTP
1 stop18h 20mBritish Airways
Wed 5/278:25 amOTP - PDX
1 stop19h 15mBritish Airways
Deal found 12/28$604
This KLM deal was found by Cheapflights users on 12/29. 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 5/1311:10 amPDX - OTP
2 stops18h 15mKLM
Thu 10/17:00 amOTP - PDX
1 stop14h 10mKLM
Deal found 12/29$556

Find 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 December 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$534
(oojo)

One-way from

$331
(oojo)

Popular in

June

Cheapest in

December

Average price

$673
Provider with most accurate pricing for Portland-Bucharest Otopeni Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Bucharest Otopeni Intl flights.
Search Deals
From Portland to Bucharest Otopeni Intl
Search Deals
One-way flight from Portland to Bucharest Otopeni Intl
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($259 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 30, 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

Wed 1/28

7:00 am-1:05 am

2 stops32h 05m

Bucharest Otopeni Intl

Wed 2/4

6:05 am-12:39 am

2 stops28h 34m

$536

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/28

7:00 am-12:05 pm

2 stops19h 05m

Bucharest Otopeni Intl

Wed 2/4

6:00 am-11:25 am

1 stop15h 25m

$540

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/28

1:25 pm-12:30 am

1 stop25h 05m

Bucharest Otopeni Intl

Wed 2/4

6:00 am-11:25 am

1 stop15h 25m

$541

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 2/1

1:25 pm-1:00 pm

1 stop13h 35m

Bucharest Otopeni Intl

Wed 2/18

6:00 am-11:25 am

1 stop15h 25m

$541

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/13

11:10 am-3:25 pm

2 stops18h 15m

Bucharest Otopeni Intl

Thu 10/1

7:00 am-11:10 am

1 stop14h 10m

$556

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/28

7:00 am-2:00 pm

2 stops21h 00m

Bucharest Otopeni Intl

Wed 2/4

6:05 am-6:56 pm

3 stops22h 51m

$566

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/13

11:56 am-12:25 am

2 stops26h 29m

Bucharest Otopeni Intl

Thu 10/1

8:25 am-8:49 pm

2 stops22h 24m

$580

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Fri 5/15

7:30 pm-11:50 pm

1 stop18h 20m

Bucharest Otopeni Intl

Wed 5/27

8:25 am-5:40 pm

1 stop19h 15m

$604

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 5/31

7:30 pm-12:45 am

1 stop19h 15m

$331

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 5/31

8:00 am-2:05 pm

2 stops20h 05m

$348

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/28

Showing 1-10 of 12 results
1
2

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Bucharest Otopeni Intl Airport flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 26, 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, December is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $548). Flying from Portland to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,196). 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.

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 December 30, 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
8,016 reviews

Boarding

8.1

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,016 reviews
Delta
7.9
Good
8,016 reviews

Boarding

8.1

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,435 reviews
Delta
7.9
Good
8,016 reviews

Boarding

8.1

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,123 reviews
Delta
7.9
Good
8,016 reviews

Boarding

8.1

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,564 reviews
Delta
7.9
Good
8,016 reviews

Boarding

8.1

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,625 reviews
Delta
7.9
Good
8,016 reviews

Boarding

8.1

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 Lufthansa, Delta, and KLM fly from Portland to Bucharest Otopeni Intl Airport in about 19h 05m. The time it takes to get you to your destination can typically vary by up to 13h. 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 $516, was found to be the cheapest airline from Portland to Bucharest Otopeni Intl Airport.Alternate airlines to your destination round-trip include British Airways and Delta. United Airlines is 44% 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, December is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $548). Flying from Portland to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,196). 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

Browse thousands of different options on Cheapflights for your next trip

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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 December 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$516Average$753FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$539Average$824FlexibilityNo cancel feeOn-time70%
DeltaCheapest$654Average$1,175FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$682Average$1,093FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$779Average$816FlexibilityNo cancel feeOn-time67%

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