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Otopeni Intl

$302+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — OTP
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
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

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 September 16, 2025.

Round-trip from

$553
(British Airways)

One-way from

$302
(Mytrip)

Popular in

June

Cheapest in

October

Average price

$844
From Portland to Bucharest Otopeni Intl
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One-way flight from Portland to Bucharest Otopeni Intl
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Highest demand for flights based on searches. 16% potential increase in price ($193 potential increase over avg. RT price).
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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 September 2025
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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 September 16, 2025.

This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:45 pmPDX - OTP
1 stop36h 00mBritish Airways
Wed 11/198:05 amOTP - PDX
1 stop17h 50mBritish Airways
Deal found 9/14$553
This British Airways deal was found by Cheapflights users on 9/14. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:45 pmPDX - OTP
1 stop19h 15mBritish Airways
Wed 11/128:05 amOTP - PDX
1 stop17h 50mBritish Airways
Deal found 9/14$555
This United deal was found by Cheapflights users on 9/14. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:30 amPDX - OTP
2 stops26h 05mMultiple Airlines
Wed 11/126:05 amOTP - PDX
2 stops22h 25mMultiple Airlines
Deal found 9/14$557
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:54 pmPDX - OTP
2 stops23h 11mLufthansa
Wed 11/196:05 amOTP - PDX
2 stops25h 21mLufthansa
Deal found 9/14$565
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:20 amPDX - OTP
2 stops19h 40mUnited Airlines
Wed 11/196:05 amOTP - PDX
3 stops26h 51mUnited Airlines
Deal found 9/14$575
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/127:05 amPDX - OTP
2 stops19h 00mDelta
Wed 11/196:00 amOTP - PDX
1 stop15h 25mDelta
Deal found 9/14$589
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/149:55 amPDX - OTP
2 stops22h 00mLufthansa
Tue 10/216:00 amOTP - PDX
2 stops22h 46mLufthansa
Deal found 9/14$607
This Air Canada deal was found by Cheapflights users on 9/16. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/216:15 amPDX - OTP
2 stops26h 20mAir Canada
Thu 10/305:50 amOTP - PDX
3 stops36h 25mAir Canada
Deal found 9/16$611
This Mytrip deal was found by Cheapflights users on 9/15. 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 10/203:25 pmPDX - OTP
2 stops17h 10mMultiple Airlines
Fri 10/312:50 pmOTP - PDX
2 stops36h 50mMultiple Airlines
Deal found 9/15$616
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/219:55 amPDX - OTP
2 stops20h 55mLufthansa
Thu 10/305:50 amOTP - PDX
2 stops27h 36mLufthansa
Deal found 9/14$617
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:50 amPDX - OTP
2 stops21h 45mUnited Airlines
Tue 10/216:00 amOTP - PDX
3 stops26h 45mUnited Airlines
Deal found 9/14$625

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 September 16, 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 11/12

5:45 pm-3:45 pm

1 stop36h 00m

Bucharest Otopeni Intl

Wed 11/19

8:05 am-3:55 pm

1 stop17h 50m

$553

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 10/27

6:45 pm-11:00 pm

1 stop19h 15m

Bucharest Otopeni Intl

Wed 11/12

8:05 am-3:55 pm

1 stop17h 50m

$555

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

$603

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 10/21

6:15 am-6:35 pm

2 stops26h 20m

Bucharest Otopeni Intl

Thu 10/30

5:50 am-9:15 am

3 stops36h 25m

$611

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 10/20

9:55 am-6:35 pm

2 stops22h 40m

Bucharest Otopeni Intl

Thu 10/30

5:50 am-12:26 am

2 stops27h 36m

$616

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 10/20

3:25 pm-6:35 pm

2 stops17h 10m

Bucharest Otopeni Intl

Fri 10/31

2:50 pm-6:40 pm

2 stops36h 50m

$616

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 10/14

10:50 am-6:35 pm

2 stops21h 45m

Bucharest Otopeni Intl

Tue 10/21

6:00 am-10:45 pm

3 stops26h 45m

$625

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 10/20

6:20 am-12:10 pm

2 stops19h 50m

Bucharest Otopeni Intl

Fri 10/31

6:00 am-12:25 pm

1 stop15h 25m

$649

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 10/21

7:12 am-12:10 pm

2 stops18h 58m

Bucharest Otopeni Intl

Thu 10/30

6:00 pm-12:25 pm

1 stop27h 25m

$649

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 10/22

9:55 am-1:35 am

3 stops29h 40m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 14 results
1
2

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 September 12, 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, November is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $604). Flying from Portland to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,132). 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 September 16, 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.

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 September 16, 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
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,386 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,363 reviews
Delta
8.0
Very good
7,957 reviews

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 fly from Portland to Bucharest Otopeni Intl Airport in about 36h. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 5916 mi.

  • 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 British Airways and KLM. United Airlines 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, November is the cheapest month in which you can book a flight from Portland to Bucharest Otopeni Intl Airport (average of $604). Flying from Portland to Bucharest Otopeni Intl Airport in June is currently the most expensive (average of $1,132). 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$624Average$772FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$718Average$822FlexibilityNo cancel feeOn-time70%
KLMCheapest$740Average$1,074FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$746Average$816FlexibilityNo cancel feeOn-time67%
DeltaCheapest$806Average$1,175FlexibilityNo cancel feeOn-timeN/A

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