What is the cheapest airline that flies from Portland to Bucharest?

British Airways, Delta, and KLM are the most popular carriers operating from Portland to Bucharest

What airlines fly to Bucharest?

KLM, Delta and British Airways are the top three most popular airlines that fly to Bucharest from Portland according to our data. KLM is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Bucharest. Keep in mind that there are 3 different airlines that fly to Bucharest on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Portland to Bucharest?

Flights via London (LHR) offer the lowest average round-trip price of $820.

Which airport is the most popular layover for flights between Portland and Bucharest?

Amsterdam (AMS) was the most common stop: 81% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest connection time from Portland to Bucharest?

Amsterdam (AMS) has the shortest average layover time for this route: 2h 00m.

Which layover airport has the shortest travel time from Portland to Bucharest?

Flights connecting via Amsterdam (AMS) have the shortest average one-way travel time: 14h 31m.

When did momondo last update prices for flights from Portland Airport to Bucharest?

Prices for flights from Portland Airport to Bucharest are refreshed on a daily basis.

How many operators does momondo search for flights from Portland Airport to Bucharest?

The number of operators available for flights from Portland Airport to Bucharest is 3 as of November 2026.

How old do you have to be to fly from Portland Airport to Bucharest?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Bucharest.

What documentation or ID do you need to fly to Bucharest?

The travel and health documents you'll need for your trip to Bucharest may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bucharest. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$325 Cheap Flights from Portland to Bucharest in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Bucharest

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:15 pm - 6:30 pmPDX Portland-OTP Bucharest Otopeni Intl

17h 15m2 stops Vancouver Intl Munich Franz Josef Strauss

6:15 am - 8:45 pmOTP Bucharest Otopeni Intl-PDX Portland

24h 30m2 stops Munich Franz Josef Strauss Vancouver Intl

$711Multiple Airlines

Mon, Apr 5 - Tue, Apr 27

8:25 pm - 1:20 amPDX Portland-OTP Bucharest Otopeni Intl

18h 55m1 stop London Heathrow

8:15 am - 6:35 pmOTP Bucharest Otopeni Intl-PDX Portland

20h 20m1 stop London Heathrow

$722British Airways

Mon, Apr 5 - Tue, Apr 27

8:25 pm - 1:20 amPDX Portland-OTP Bucharest Otopeni Intl

18h 55m1 stop London Heathrow

8:15 am - 9:38 pmOTP Bucharest Otopeni Intl-PDX Portland

23h 23m2 stops London Heathrow Dallas/Fort Worth

$732British Airways

Mon, Apr 5 - Tue, Apr 27

6:04 am - 11:15 pmPDX Portland-OTP Bucharest Otopeni Intl

32h 11m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

1:55 pm - 11:10 amOTP Bucharest Otopeni Intl-PDX Portland

31h 15m1 stop Amsterdam Schiphol

$733Delta

Tue, Mar 23 - Tue, Mar 30

2:20 pm - 5:00 pmPDX Portland-OTP Bucharest Otopeni Intl

17h 40m1 stop Amsterdam Schiphol

1:55 pm - 11:10 amOTP Bucharest Otopeni Intl-PDX Portland

31h 15m1 stop Amsterdam Schiphol

$733Delta

Wed, Mar 24 - Wed, Mar 31

7:10 pm - 6:30 pmPDX Portland-OTP Bucharest Otopeni Intl

37h 20m2 stops Vancouver Intl Munich Franz Josef Strauss

6:15 am - 2:40 pmOTP Bucharest Otopeni Intl-PDX Portland

42h 25m2 stops Munich Franz Josef Strauss Vancouver Intl

$733Air Canada

Sat, Apr 3 - Thu, Apr 22

11:40 am - 3:50 pmPDX Portland-OTP Bucharest Otopeni Intl

19h 10m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle

7:05 am - 10:50 amOTP Bucharest Otopeni Intl-PDX Portland

13h 45m1 stop Amsterdam Schiphol

$733Multiple Airlines

Tue, Mar 23 - Wed, Mar 31

12:45 pm - 3:25 pmPDX Portland-OTP Bucharest Otopeni Intl

16h 40m1 stop Amsterdam Schiphol

6:10 pm - 10:50 amOTP Bucharest Otopeni Intl-PDX Portland

26h 40m1 stop Amsterdam Schiphol

$734KLM

Sun, Apr 4 - Tue, Apr 27

12:45 pm - 3:25 pmPDX Portland-OTP Bucharest Otopeni Intl

16h 40m1 stop Amsterdam Schiphol

6:10 pm - 10:50 amOTP Bucharest Otopeni Intl-PDX Portland

26h 40m1 stop Amsterdam Schiphol

$734KLM

Mon, Apr 5 - Mon, Apr 26

6:45 pm - 3:05 pmPDX Portland-OTP Bucharest Otopeni Intl

35h 20m1 stop London Heathrow

8:15 am - 6:35 pmOTP Bucharest Otopeni Intl-PDX Portland

20h 20m1 stop London Heathrow

$739British Airways

Mon, Mar 22 - Wed, Mar 31

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Lufthansa flights from Portland to Bucharest

Our best Lufthansa deals on Portland to Bucharest flight tickets

Lufthansa

Mar 22

PDX3:30 pmPortland

24h 30m

2 stops

OTP1:00 amBucharest Otopeni Intl

Mar 30

OTP6:05 amBucharest Otopeni Intl

26h 13m

2 stops

PDX10:18 pmPortland

$745

Lufthansa

Mar 22

PDX3:30 pmPortland

24h 30m

2 stops

OTP1:00 amBucharest Otopeni Intl

Apr 1

OTP6:05 amBucharest Otopeni Intl

27h 52m

2 stops

PDX11:57 pmPortland

$752

Lufthansa

Apr 6

PDX5:14 pmPortland

21h 56m

2 stops

OTP1:10 amBucharest Otopeni Intl

Apr 25

OTP1:35 pmBucharest Otopeni Intl

20h 22m

2 stops

PDX11:57 pmPortland

$802

SWISS flights from Portland to Bucharest

Our best SWISS deals on Portland to Bucharest flight tickets

SWISS

Mar 24

PDX1:35 pmPortland

26h 40m

2 stops

OTP1:15 amBucharest Otopeni Intl

Apr 1

OTP6:20 amBucharest Otopeni Intl

25h 58m

2 stops

PDX10:18 pmPortland

$751

SWISS

Apr 7

PDX1:39 pmPortland

39h 41m

2 stops

OTP3:20 pmBucharest Otopeni Intl

Apr 25

OTP4:10 pmBucharest Otopeni Intl

40h 08m

2 stops

PDX10:18 pmPortland

$801

SWISS

Dec 2

PDX1:17 pmPortland

25h 58m

2 stops

OTP1:15 amBucharest Otopeni Intl

Dec 14

OTP4:40 pmBucharest Otopeni Intl

40h 05m

2 stops

PDX10:45 pmPortland

$825

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Mon 4/5

3:15 pm-6:30 pm

2 stops17h 15m

Bucharest Otopeni Intl

Tue 4/27

6:15 am-8:45 pm

2 stops24h 30m

$711

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Mon 4/5

8:25 pm-1:20 am

1 stop18h 55m

Bucharest Otopeni Intl

Tue 4/27

8:15 am-6:35 pm

1 stop20h 20m

$722

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Mon 4/5

8:25 pm-1:20 am

1 stop18h 55m

Bucharest Otopeni Intl

Tue 4/27

8:15 am-9:38 pm

2 stops23h 23m

$732

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Tue 3/23

6:04 am-11:15 pm

2 stops32h 11m

Bucharest Otopeni Intl

Tue 3/30

1:55 pm-11:10 am

1 stop31h 15m

$733

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Wed 3/24

2:20 pm-5:00 pm

1 stop17h 40m

Bucharest Otopeni Intl

Wed 3/31

1:55 pm-11:10 am

1 stop31h 15m

$733

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Sat 4/3

7:10 pm-6:30 pm

2 stops37h 20m

Bucharest Otopeni Intl

Thu 4/22

6:15 am-2:40 pm

2 stops42h 25m

$733

Quickest round-trip

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Tue 3/23

11:40 am-3:50 pm

2 stops19h 10m

Bucharest Otopeni Intl

Wed 3/31

7:05 am-10:50 am

1 stop13h 45m

$733

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Sun 4/4

12:45 pm-3:25 pm

1 stop16h 40m

Bucharest Otopeni Intl

Tue 4/27

6:10 pm-10:50 am

1 stop26h 40m

$734

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Mon 4/5

12:45 pm-3:25 pm

1 stop16h 40m

Bucharest Otopeni Intl

Mon 4/26

6:10 pm-10:50 am

1 stop26h 40m

$734

PortlandBucharest

PDX Portland - OTP Bucharest Otopeni Intl

PDXOTP

Portland

Mon 3/22

6:45 pm-3:05 pm

1 stop35h 20m

Bucharest Otopeni Intl

Wed 3/31

8:15 am-6:35 pm

1 stop20h 20m

$739

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Bucharest

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Bucharest?

In general, May is the cheapest month to fly from Portland to Bucharest. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $616. If you aren’t able to travel to Bucharest during the month of May, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $628.

Can stopping save me money on Portland to Bucharest flights?

You could potentially save up to 30% on your flight if you consider stops on a Portland to Bucharest flight.

When to book flights from Portland to Bucharest

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Bucharest according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Bucharest (PDX to BUH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Bucharest

Best Price Found	$325
Fastest flight time	17h 12m
Direct flights	None

The best one-way flight to Bucharest from Portland in the past 72 hours is $325. The best round-trip flight deal from Portland to Bucharest found on momondo in the last 72 hours is $711.

The fastest flight from Portland to Bucharest takes 17h 12m

There are no direct flights from Portland to Bucharest. There are no popular flight routes from Portland to Bucharest.

Search flight deals

Frequently asked questions about flying from Portland to Bucharest

How far is Portland to Bucharest by plane?
A flight from Portland to Bucharest will travel around 5930.2 mi. 17h 12m is a normal flight duration for this route.
When did momondo last update prices for flights from Portland Airport to Bucharest?
Prices for flights from Portland Airport to Bucharest are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Bucharest?
The number of operators available for flights from Portland Airport to Bucharest is 3 as of November 2026.
How old do you have to be to fly from Portland Airport to Bucharest?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Bucharest.
What documentation or ID do you need to fly to Bucharest?
The travel and health documents you'll need for your trip to Bucharest may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bucharest. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Portland to Bucharest?
Based on momondo bookings for flights between Portland and Bucharest, the leading airline is KLM, making up 45% of the total bookings. Other popular airlines include British Airways with 28% and Delta with 28%.

Best airlines flying from Portland to Bucharest

Compare and see reviews for airlines that fly from Portland to Bucharest with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $567	Free Cancellation	Rating 7.8 8,698 reviews	Search Delta flights
British Airways	PriceFrom $595	Free Cancellation	Rating 6.7 8,282 reviews	Search British Airways flights
KLM	PriceFrom $618	Free Cancellation	Rating 7.8 1,595 reviews	Search KLM flights

Otopeni

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Bucharest?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bucharest from Portland.

Can I find flights from Portland to Bucharest with flexible booking policies on momondo?

momondo does allow users to show only those flights to Bucharest from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to Bucharest?

momondo provides multiple filters to help you find the best flight to Bucharest from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Bucharest right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Bucharest from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Bucharest trip

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Fly into one of these airports located in Bucharest

Bucharest Otopeni Intl Airport

Cheap flights from Portland to Bucharest from $325

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Bucharest departing on 4/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Lufthansa flights from Portland to Bucharest

Our best Lufthansa deals on Portland to Bucharest flight tickets

SWISS flights from Portland to Bucharest

Our best SWISS deals on Portland to Bucharest flight tickets

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How to get the cheapest flight ticket from Portland to Bucharest

What is the cheapest month to fly to Bucharest?

Can stopping save me money on Portland to Bucharest flights?

What is the cheapest airline that flies from Portland to Bucharest?

What airlines fly to Bucharest?

Which airport is the most popular layover for flights between Portland and Bucharest?

Which layover airport offers the lowest fares from Portland to Bucharest?

Which layover airport has the shortest travel time from Portland to Bucharest?

Which layover airport has the shortest connection time from Portland to Bucharest?

When to book flights from Portland to Bucharest

Cheap Portland to Bucharest (PDX to BUH) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Portland to Bucharest

Best airlines flying from Portland to Bucharest

Compare and see reviews for airlines that fly from Portland to Bucharest with momondo

Traveling to a place near Bucharest?

Why use momondo?

An easier way to manage your Bucharest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Bucharest

List of cabin classes available on flights landing in Bucharest. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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