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Otopeni Intl

$341+ 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
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap 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 February 11, 2026.

This KAYAK deal was found by Cheapflights users on 2/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/57:30 pm
PDX
-
OTP
1 stop19h 20m
British Airways
Mon 4/133:40 pm
OTP
-
PDX
1 stop36h 00m
British Airways
Deal found 2/8$535
This United Airlines deal was found by Cheapflights users on 2/8. 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 4/11:39 pm
PDX
-
OTP
2 stops25h 31m
United Airlines
Tue 4/146:05 am
OTP
-
PDX
2 stops26h 24m
United Airlines
Deal found 2/8$552
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Sat 4/44:15 pm
PDX
-
OTP
2 stops40h 20m
United Airlines
Tue 4/146:05 am
OTP
-
PDX
2 stops20h 28m
United Airlines
Deal found 2/8$557
This KLM deal was found by Cheapflights users on 2/8. 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 5/1211:24 am
PDX
-
OTP
2 stops18h 01m
KLM
Thu 5/146:10 pm
OTP
-
PDX
1 stop27h 00m
KLM
Deal found 2/8$558
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/129:59 am
PDX
-
OTP
2 stops42h 41m
British Airways
Wed 8/194:15 pm
OTP
-
PDX
1 stop35h 25m
British Airways
Deal found 2/10$561
This United Airlines deal was found by Cheapflights users on 2/8. 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 4/15:00 am
PDX
-
OTP
2 stops27h 35m
United Airlines
Mon 4/1312:45 pm
OTP
-
PDX
2 stops39h 22m
United Airlines
Deal found 2/8$564
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 5/125:30 am
PDX
-
OTP
3 stops33h 40m
United Airlines
Thu 5/146:05 am
OTP
-
PDX
2 stops19h 08m
United Airlines
Deal found 2/8$566
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Sat 4/44:15 pm
PDX
-
OTP
2 stops40h 20m
United Airlines
Mon 4/1312:45 pm
OTP
-
PDX
2 stops41h 57m
United Airlines
Deal found 2/8$570
This British Airways deal was found by Cheapflights users on 2/8. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/57:30 pm
PDX
-
OTP
1 stop19h 20m
British Airways
Fri 8/288:15 am
OTP
-
PDX
1 stop19h 25m
British Airways
Deal found 2/8$571
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Sun 7/1911:40 pm
PDX
-
OTP
2 stops26h 20m
United Airlines
Fri 8/281:45 pm
OTP
-
PDX
3 stops45h 08m
United Airlines
Deal found 2/8$576
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:35 am
PDX
-
OTP
2 stops28h 55m
United Airlines
Thu 8/206:05 am
OTP
-
PDX
2 stops26h 59m
United Airlines
Deal found 2/10$579

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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$535
(KAYAK)

One-way from

$341
(Cheapflightsfares)

Popular in

June

Cheapest in

December

Average price

$698
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. 20% potential increase in price ($235 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($41 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 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 February 11, 2026.
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 4/1

1:39 pm-1:10 am

2 stops25h 31m

Bucharest Otopeni Intl

Tue 4/14

6:05 am-10:29 pm

2 stops26h 24m

$552

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 7/21

7:30 pm-1:20 am

1 stop19h 50m

Bucharest Otopeni Intl

Thu 8/20

8:15 am-5:40 pm

1 stop19h 25m

$552

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 4/1

5:00 am-6:35 pm

2 stops27h 35m

Bucharest Otopeni Intl

Mon 4/13

12:45 pm-6:07 pm

2 stops39h 22m

$564

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 5/12

5:30 am-1:10 am

3 stops33h 40m

Bucharest Otopeni Intl

Thu 5/14

6:05 am-3:13 pm

2 stops19h 08m

$566

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sat 4/4

4:15 pm-6:35 pm

2 stops40h 20m

Bucharest Otopeni Intl

Mon 4/13

12:45 pm-8:42 pm

2 stops41h 57m

$570

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 7/21

5:00 am-6:35 pm

2 stops27h 35m

Bucharest Otopeni Intl

Thu 8/20

6:05 am-9:08 am

2 stops37h 03m

$570

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/19

7:30 pm-12:50 am

1 stop19h 20m

Bucharest Otopeni Intl

Fri 8/28

8:15 am-5:40 pm

1 stop19h 25m

$571

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/19

11:40 pm-12:00 pm

2 stops26h 20m

Bucharest Otopeni Intl

Fri 8/28

1:45 pm-12:53 am

3 stops45h 08m

$576

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 4/7

5:00 am-1:10 am

2 stops34h 10m

Bucharest Otopeni Intl

Fri 5/15

6:05 am-9:30 am

2 stops37h 25m

$588

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/5

5:00 am-11:40 pm

2 stops32h 40m

Bucharest Otopeni Intl

Fri 8/28

1:45 pm-12:53 am

3 stops45h 08m

$590

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 16 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 February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice 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 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 February 6, 2026.

Booking 34 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, February is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $532). 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.

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 February 11, 2026.
See what other customers who have flown with Delta, KLM, and Air Canada 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
8,180 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

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
8,180 reviews
Delta
7.9
Good
8,180 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

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
1,451 reviews
Delta
7.9
Good
8,180 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

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
10,705 reviews
Delta
7.9
Good
8,180 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

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
7,728 reviews
Delta
7.9
Good
8,180 reviews

Crew

8.5

Boarding

8.1

Food

7.2

Comfort

7.9

Entertainment

7.8

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 4 different airlines.

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

    Airlines like United Airlines and British Airways fly from Portland to Bucharest Otopeni Intl Airport in about 19h 50m. The time it takes to get you to your destination can typically vary by up to 5h 41m. 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?

    British Airways, at $539, was found to be the cheapest airline from Portland to Bucharest Otopeni Intl Airport.Alternate airlines to your destination round-trip include Delta and KLM. British Airways is 39% 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, February is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $532). 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 4 airlines flying from Portland to Otopeni Intl

Discover the top 4 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$539Average$799FlexibilityNo cancel feeOn-time70%
DeltaCheapest$570Average$1,034FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$627Average$1,060FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$779Average$816FlexibilityNo cancel feeOn-time67%

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