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Otopeni Intl

$303+ 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 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OTP
Jul 31 — Aug 71
Fri 7/31
Fri 8/7
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 July 1, 2026.

This British Airways deal was found by Cheapflights users on 6/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:45 pm
PDX
-
OTP
1 stop20h 00m
British Airways
Thu 11/124:35 pm
OTP
-
PDX
1 stop33h 15m
British Airways
Deal found 6/30$753
This Delta deal was found by Cheapflights users on 6/27. 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 12/1210:05 pm
PDX
-
OTP
2 stops30h 05m
Delta
Fri 12/256:00 am
OTP
-
PDX
2 stops27h 52m
Delta
Deal found 6/27$763
This oojo deal was found by Cheapflights users on 6/27. 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.
Mon 12/145:45 pm
PDX
-
OTP
1 stop20h 20m
British Airways
Thu 12/249:00 pm
OTP
-
PDX
1 stop28h 50m
British Airways
Deal found 6/27$766
This KLM deal was found by Cheapflights users on 7/1. 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 12/133:10 pm
PDX
-
OTP
2 stops15h 50m
KLM
Fri 12/256:00 am
OTP
-
PDX
2 stops21h 03m
KLM
Deal found 7/1$768
This Delta deal was found by Cheapflights users on 6/30. 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.
Mon 12/147:00 am
PDX
-
OTP
2 stops21h 10m
Delta
Thu 12/246:00 am
OTP
-
PDX
2 stops27h 51m
Delta
Deal found 6/30$780
This Delta deal was found by Cheapflights users on 6/27. 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.
Sun 12/136:00 am
PDX
-
OTP
2 stops31h 15m
Delta
Tue 12/223:10 pm
OTP
-
PDX
2 stops42h 42m
Delta
Deal found 6/27$783
This United Airlines deal was found by Cheapflights users on 6/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:35 pm
PDX
-
OTP
2 stops37h 00m
United Airlines
Thu 11/127:10 pm
OTP
-
PDX
3 stops39h 25m
United Airlines
Deal found 6/30$786
This Delta deal was found by Cheapflights users on 6/27. 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 12/147:00 am
PDX
-
OTP
2 stops21h 10m
Delta
Mon 12/213:10 pm
OTP
-
PDX
2 stops39h 13m
Delta
Deal found 6/27$800
This British Airways deal was found by Cheapflights users on 6/27. 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.
Fri 12/115:45 pm
PDX
-
OTP
1 stop35h 20m
British Airways
Thu 12/249:00 pm
OTP
-
PDX
1 stop28h 50m
British Airways
Deal found 6/27$803
This Delta deal was found by Cheapflights users on 6/27. 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.
Fri 12/1110:15 am
PDX
-
OTP
2 stops27h 00m
Delta
Wed 12/232:00 pm
OTP
-
PDX
2 stops36h 27m
Delta
Deal found 6/27$813
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:30 pm
PDX
-
OTP
2 stops24h 05m
Multiple Airlines
Wed 9/28:20 pm
OTP
-
PDX
2 stops27h 15m
Multiple Airlines
Deal found 6/30$820

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 July 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$753
(British Airways)

One-way from

$303
(Kiwi.com)

Popular in

June

Cheapest in

July

Average price

$635
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. 13% potential increase in price ($146 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($61 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 1, 2026.
Use the filters below to find and compare flights from Portland to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 11/8

5:45 pm-11:45 pm

1 stop20h 00m

Bucharest Otopeni Intl

Thu 11/12

4:35 pm-3:50 pm

1 stop33h 15m

$753

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 12/13

3:10 pm-5:00 pm

2 stops15h 50m

Bucharest Otopeni Intl

Fri 12/25

6:00 am-5:03 pm

2 stops21h 03m

$768

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 11/8

7:35 pm-6:35 pm

2 stops37h 00m

Bucharest Otopeni Intl

Thu 11/12

7:10 pm-12:35 am

3 stops39h 25m

$786

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 9/16

7:00 am-12:45 pm

2 stops19h 45m

Bucharest Otopeni Intl

Wed 11/18

6:00 am-11:20 am

1 stop15h 20m

$831
Quickest round-trip

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 8/31

11:22 am-3:25 pm

2 stops18h 03m

Bucharest Otopeni Intl

Wed 9/16

7:05 am-11:10 am

1 stop14h 05m

$851
Cheapest one-way

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 8/30

7:05 pm-5:30 pm

3 stops36h 25m

$303

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 8/30

7:30 pm-12:50 am

1 stop19h 20m

$447

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 9/15

7:30 pm-1:20 am

1 stop19h 50m

$447

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 9/15

6:01 am-3:25 pm

2 stops23h 24m

$460

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 9/15

9:00 am-6:35 pm

3 stops23h 35m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 15 resultsSorted by cheapest first
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 July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice 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

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

Currently, July is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $635). Flying from Portland to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,572). 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 July 1, 2026.
See what other customers who have flown with KLM,Delta, andBritish Airways 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.
KLM
7.8
Good
1,532 reviews

Entertainment

7.2

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,532 reviews
KLM
7.8
Good
1,532 reviews

Entertainment

7.2

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Delta
7.8
Good
8,454 reviews
KLM
7.8
Good
1,532 reviews

Entertainment

7.2

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,089 reviews
KLM
7.8
Good
1,532 reviews

Entertainment

7.2

Boarding

7.8

Overall

7.8

Comfort

7.7

Crew

8.4

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 3 different airlines.

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

    Airlines like British Airways, KLM, and United Airlines fly from Portland to Bucharest Otopeni Intl Airport in about 15h 50m. The time it takes to get you to your destination can typically vary by up to 21h 10m. 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?

    Delta, at $570, 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 KLM. Delta is 36% 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, July is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $635). Flying from Portland to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,572). 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 3 airlines flying from Portland to Otopeni Intl

Discover the top 3 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 July 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$570Average$938FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$571Average$799FlexibilityNo cancel feeOn-time70%
KLMCheapest$618Average$976FlexibilityNo cancel feeOn-time75%

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