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

British Airways and American Airlines are the most popular carriers operating from Portland to Romania

What airlines fly to Romania?

KLM, Delta and United Airlines are the top three most popular airlines that fly to Romania from Portland according to our data. KLM is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Romania. Keep in mind that there are 6 different airlines that fly to Romania on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Portland Airport to Romania were last updated today.

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

As of December 2025, there are 6 operators available to choose from for flights from Portland Airport to Romania.

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

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 Romania.

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

The required travel and health documents for your Romania trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Romania. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$537 Cheap Flights from Portland to Romania in 2025/26

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Find the cheapest flights from Portland to Romania

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:45 pm - 11:30 pm

PDX

OTP

19h 45m1 stop

7:35 am - 3:55 pm

OTP

PDX

18h 20m1 stop

$537British Airways

Wed, Jan 14 - Sun, Jan 18

5:45 pm - 8:00 pm

PDX

OTP

16h 15m1 stop

7:35 am - 3:55 pm

OTP

PDX

18h 20m1 stop

$538British Airways

Wed, Jan 14 - Sun, Jan 18

7:45 am - 1:40 pm

PDX

CLJ

19h 55m2 stops

6:00 am - 10:32 pm

CLJ

PDX

26h 32m2 stops

$546United Airlines

Thu, Jan 15 - Mon, Jan 19

8:30 am - 2:00 pm

PDX

OTP

19h 30m2 stops

2:50 pm - 11:57 am

OTP

PDX

55h 07m2 stops

$588United Airlines

Wed, Jan 14 - Sun, Jan 18

7:45 am - 2:00 pm

PDX

TSR

20h 15m2 stops

2:40 pm - 6:30 pm

TSR

PDX

37h 50m2 stops

$719Lufthansa

Sun, Jan 25 - Sat, Jan 31

7:30 am - 6:35 pm

PDX

OTP

25h 05m2 stops

6:05 am - 6:56 pm

OTP

PDX

22h 51m2 stops

$735Lufthansa

Mon, Dec 29 - Tue, Jan 13

7:00 pm - 1:40 pm

PDX

CLJ

32h 40m3 stops

6:00 am - 2:40 pm

CLJ

PDX

42h 40m2 stops

$920Multiple Airlines

Sun, Dec 28 - Sun, Jan 18

7:00 pm - 1:40 pm

PDX

CLJ

32h 40m3 stops

6:00 am - 12:39 am

CLJ

PDX

28h 39m3 stops

$925Air Canada

Sun, Dec 28 - Sun, Jan 18

7:00 pm - 1:40 pm

PDX

CLJ

32h 40m3 stops

6:00 am - 12:39 am

CLJ

PDX

28h 39m3 stops

$1,082Air Canada

Sun, Dec 28 - Sun, Jan 18

7:03 am - 1:20 pm

PDX

CLJ

20h 17m2 stops

2:00 pm - 9:46 am

CLJ

PDX

29h 46m2 stops

$1,453Multiple Airlines

Tue, Jun 9 - Wed, Jun 24

British Airways flights from Portland to Romania

Our best British Airways deals on Portland to Romania flight tickets

British Airways

Jan 14

PDX5:45 pmPortland

19h 45m

1 stop

OTP11:30 pmBucharest Otopeni Intl

Jan 18

OTP7:35 amBucharest Otopeni Intl

18h 20m

1 stop

PDX3:55 pmPortland

$537

Find similar

British Airways

Jan 14

PDX5:45 pmPortland

16h 15m

1 stop

OTP8:00 pmBucharest Otopeni Intl

Jan 18

OTP7:35 amBucharest Otopeni Intl

18h 20m

1 stop

PDX3:55 pmPortland

$538

Find similar

British Airways

Dec 29

PDX5:45 pmPortland

19h 15m

1 stop

OTP11:00 pmBucharest Otopeni Intl

Jan 13

OTP4:40 pmBucharest Otopeni Intl

33h 15m

1 stop

PDX3:55 pmPortland

$736

Find similar

United Airlines flights from Portland to Romania

Our best United Airlines deals on Portland to Romania flight tickets

United Airlines

Jan 15

PDX7:45 amPortland

19h 55m

2 stops

CLJ1:40 pmCluj Napoca

Jan 19

CLJ6:00 amCluj Napoca

26h 32m

2 stops

PDX10:32 pmPortland

$546

Find similar

United Airlines

Jan 14

PDX8:30 amPortland

19h 30m

2 stops

OTP2:00 pmBucharest Otopeni Intl

Jan 18

OTP2:50 pmBucharest Otopeni Intl

55h 07m

2 stops

PDX11:57 amPortland

$588

Find similar

United Airlines

Feb 5

PDX5:00 amPortland

22h 45m

2 stops

SBZ1:45 pmSibiu

Feb 9

SBZ2:30 pmSibiu

32h 11m

2 stops

PDX12:41 pmPortland

$696

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/14

5:45 pm-11:30 pm

1 stop19h 45m

Bucharest Otopeni Intl

Sun 1/18

7:35 am-3:55 pm

1 stop18h 20m

$537

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/14

5:45 pm-8:00 pm

1 stop16h 15m

Bucharest Otopeni Intl

Sun 1/18

7:35 am-3:55 pm

1 stop18h 20m

$538

PortlandCluj Napoca

PDX - CLJ

PDXCLJ

Portland

Thu 1/15

7:45 am-1:40 pm

2 stops19h 55m

Cluj Napoca

Mon 1/19

6:00 am-10:32 pm

2 stops26h 32m

$546

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/14

8:30 am-2:00 pm

2 stops19h 30m

Bucharest Otopeni Intl

Sun 1/18

2:50 pm-11:57 am

2 stops55h 07m

$588

PortlandTimisoara

PDX - TSR

PDXTSR

Portland

Sun 1/25

7:45 am-2:00 pm

2 stops20h 15m

Timisoara

Sat 1/31

2:40 pm-6:30 pm

2 stops37h 50m

$719

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 12/29

7:30 am-6:35 pm

2 stops25h 05m

Bucharest Otopeni Intl

Tue 1/13

6:05 am-6:56 pm

2 stops22h 51m

$735

PortlandCluj Napoca

PDX - CLJ

PDXCLJ

Portland

Sun 12/28

7:00 pm-1:40 pm

3 stops32h 40m

Cluj Napoca

Sun 1/18

6:00 am-2:40 pm

2 stops42h 40m

$920

PortlandCluj Napoca

PDX - CLJ

PDXCLJ

Portland

Sun 12/28

7:00 pm-1:40 pm

3 stops32h 40m

Cluj Napoca

Sun 1/18

6:00 am-12:39 am

3 stops28h 39m

$925

PortlandCluj Napoca

PDX - CLJ

PDXCLJ

Portland

Sun 12/28

7:00 pm-1:40 pm

3 stops32h 40m

Cluj Napoca

Sun 1/18

6:00 am-12:39 am

3 stops28h 39m

$1,082

PortlandCluj Napoca

PDX - CLJ

PDXCLJ

Portland

Tue 6/9

7:03 am-1:20 pm

2 stops20h 17m

Cluj Napoca

Wed 6/24

2:00 pm-9:46 am

2 stops29h 46m

$1,453

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 Romania

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

What is the cheapest month to fly to Romania?

The cheapest month to fly to Romania from Portland is in January. Flight prices, which tend to average around $365, are often lower during this time because this is during the off-season. If you are unable to visit Romania during the month of January, then departing from Portland during the month November is also very affordable. Most momondo users find prices during this month for around $539.

What is the cheapest day to depart on your flight to Romania?

The cheapest day to depart on your flight to Romania is on a Sunday when prices can be found for as low as $974. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,242. These prices are subject to change though, so be sure to set up a Price Alert for flights to Romania.

What is the cheapest time of day to depart on your flight to Romania?

Our most recent data shows that the best time of day to fly to Romania is in the evening. Flights from Portland to Romania during this time can be as low as $919. Try not to purchase tickets in the morning because they tend to be around $1,281. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Romania?

You are more likely to see cheaper flights to Romania from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Romania for around $934 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Romania from Portland for as low as $745 on momondo.

Can stopping save me money on Portland to Romania flights?

You could potentially save up to 36% on your flight if you consider stops on a Portland to Romania flight.

Cheap Portland to Romania flight deals and tips

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

Fastest flight time	19h 00m
Direct flights	None

The fastest flight from Portland to Romania takes 19h 00m

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

Search flight deals

When did momondo last update prices for flights from Portland Airport to Romania?
Prices for flights from Portland Airport to Romania were last updated today.
How many operators does momondo search for flights from Portland Airport to Romania?
As of December 2025, there are 6 operators available to choose from for flights from Portland Airport to Romania.
How old do you have to be to fly from Portland Airport to Romania?
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 Romania.
What documentation or ID do you need to fly to Romania?
The required travel and health documents for your Romania trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Romania. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to Romania

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $516	Free Cancellation	Rating 7.4 9,095 reviews	Search United Airlines flights
British Airways	PriceFrom $633	Free Cancellation	Rating 6.7 7,573 reviews	Search British Airways flights
Lufthansa	PriceFrom $642	Free Cancellation	Rating 6.8 7,626 reviews	Search Lufthansa flights
Delta	PriceFrom $654	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
KLM	PriceFrom $682	Free Cancellation	Rating 7.7 1,432 reviews	Search KLM flights
Air Canada	PriceFrom $779	Free Cancellation	Rating 7.1 10,514 reviews	Search Air Canada flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Romania. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Portland to Romania on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Portland and Romania by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Romania, momondo offers a useful price alert feature which will track prices for flights to Romania from Portland and alert you when they change.