Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Bucharest from $331

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 5/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:15 pm - 1:05 am
PDX
-
OTP
47h 50m2 stops
Multiple Airlines Logo
1:05 pm - 6:30 pm
OTP
-
PDX
39h 25m2 stops
$530Multiple Airlines
Thu, Feb 5 - Thu, Feb 12
Multiple Airlines Logo
7:00 am - 12:05 pm
PDX
-
OTP
19h 05m2 stops
Multiple Airlines Logo
6:00 am - 12:25 pm
OTP
-
PDX
15h 25m1 stop
$534Multiple Airlines
Wed, Feb 25 - Wed, Mar 18
Lufthansa Logo
3:50 pm - 1:05 am
PDX
-
OTP
23h 15m2 stops
Lufthansa Logo
5:50 am - 6:55 pm
OTP
-
PDX
23h 05m2 stops
$535Lufthansa
Thu, Jan 29 - Thu, Feb 19
Multiple Airlines Logo
10:00 am - 3:50 pm
PDX
-
OTP
19h 50m2 stops
Multiple Airlines Logo
6:00 pm - 11:25 am
OTP
-
PDX
27h 25m1 stop
$539Multiple Airlines
Thu, Jan 29 - Thu, Feb 19
KLM Logo
1:25 pm - 3:25 pm
PDX
-
OTP
16h 00m1 stop
KLM Logo
6:00 am - 12:25 pm
OTP
-
PDX
15h 25m1 stop
$540KLM
Wed, Feb 25 - Wed, Mar 18
Lufthansa Logo
3:50 pm - 1:05 am
PDX
-
OTP
23h 15m2 stops
Lufthansa Logo
6:05 am - 11:04 pm
OTP
-
PDX
25h 59m2 stops
$542Lufthansa
Wed, Feb 25 - Wed, Mar 18
KLM Logo
11:10 am - 3:25 pm
PDX
-
OTP
18h 15m2 stops
KLM Logo
2:00 pm - 11:10 am
OTP
-
PDX
31h 10m1 stop
$552KLM
Wed, May 13 - Wed, Sep 23
Multiple Airlines Logo
12:04 pm - 12:25 am
PDX
-
OTP
26h 21m2 stops
Multiple Airlines Logo
8:25 am - 5:40 pm
OTP
-
PDX
19h 15m1 stop
$555Multiple Airlines
Wed, May 13 - Wed, Jun 10
British Airways Logo
7:30 pm - 12:25 am
PDX
-
OTP
18h 55m1 stop
British Airways Logo
8:25 am - 5:40 pm
OTP
-
PDX
19h 15m1 stop
$556British Airways
Wed, May 13 - Wed, Jun 10
United Airlines Logo
7:00 am - 2:10 pm
PDX
-
OTP
21h 10m2 stops
United Airlines Logo
5:55 am - 9:49 pm
OTP
-
PDX
25h 54m2 stops
$563United Airlines
Fri, Feb 6 - Tue, Feb 10

Lufthansa flights from Portland to Bucharest

Our best Lufthansa deals on Portland to Bucharest flight tickets
Lufthansa
Jan 29
PDX3:50 pmPortland
23h 15m
2 stops
OTP1:05 amBucharest Otopeni Intl
Feb 19
OTP5:50 amBucharest Otopeni Intl
23h 05m
2 stops
PDX6:55 pmPortland
$535
Find similar
Lufthansa
Feb 25
PDX3:50 pmPortland
23h 15m
2 stops
OTP1:05 amBucharest Otopeni Intl
Mar 18
OTP6:05 amBucharest Otopeni Intl
25h 59m
2 stops
PDX11:04 pmPortland
$542
Find similar
Lufthansa
Jan 14
PDX3:50 pmPortland
23h 15m
2 stops
OTP1:05 amBucharest Otopeni Intl
Feb 4
OTP6:05 amBucharest Otopeni Intl
28h 34m
2 stops
PDX12:39 amPortland
$681
Find similar

KLM flights from Portland to Bucharest

Our best KLM deals on Portland to Bucharest flight tickets
KLM
Feb 25
PDX1:25 pmPortland
16h 00m
1 stop
OTP3:25 pmBucharest Otopeni Intl
Mar 18
OTP6:00 amBucharest Otopeni Intl
15h 25m
1 stop
PDX12:25 pmPortland
$540
Find similar
KLM
Jan 14
PDX1:25 pmPortland
16h 00m
1 stop
OTP3:25 pmBucharest Otopeni Intl
Feb 4
OTP6:00 amBucharest Otopeni Intl
15h 25m
1 stop
PDX11:25 amPortland
$686
Find similar
KLM
Dec 29
PDX1:25 pmPortland
25h 05m
1 stop
OTP12:30 amBucharest Otopeni Intl
Jan 29
OTP8:35 amBucharest Otopeni Intl
36h 50m
1 stop
PDX11:25 amPortland
$687
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Bucharest 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, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Portland to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 2/5

3:15 pm-1:05 am

2 stops47h 50m

Bucharest Otopeni Intl

Thu 2/12

1:05 pm-6:30 pm

2 stops39h 25m

$530

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 2/25

7:00 am-12:05 pm

2 stops19h 05m

Bucharest Otopeni Intl

Wed 3/18

6:00 am-12:25 pm

1 stop15h 25m

$534

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 1/29

3:50 pm-1:05 am

2 stops23h 15m

Bucharest Otopeni Intl

Thu 2/19

5:50 am-6:55 pm

2 stops23h 05m

$535

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 1/29

10:00 am-3:50 pm

2 stops19h 50m

Bucharest Otopeni Intl

Thu 2/19

6:00 pm-11:25 am

1 stop27h 25m

$539

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 2/25

1:25 pm-3:25 pm

1 stop16h 00m

Bucharest Otopeni Intl

Wed 3/18

6:00 am-12:25 pm

1 stop15h 25m

$540

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 2/25

3:50 pm-1:05 am

2 stops23h 15m

Bucharest Otopeni Intl

Wed 3/18

6:05 am-11:04 pm

2 stops25h 59m

$542

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/13

11:10 am-3:25 pm

2 stops18h 15m

Bucharest Otopeni Intl

Wed 9/23

2:00 pm-11:10 am

1 stop31h 10m

$552

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/13

12:04 pm-12:25 am

2 stops26h 21m

Bucharest Otopeni Intl

Wed 6/10

8:25 am-5:40 pm

1 stop19h 15m

$555

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/13

7:30 pm-12:25 am

1 stop18h 55m

Bucharest Otopeni Intl

Wed 6/10

8:25 am-5:40 pm

1 stop19h 15m

$556

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Fri 2/6

7:00 am-2:10 pm

2 stops21h 10m

Bucharest Otopeni Intl

Tue 2/10

5:55 am-9:49 pm

2 stops25h 54m

$563

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

See travel insights to Bucharest from

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

What is the typical price of a round-trip flight between Portland and Bucharest?

What is the cheapest month to fly to Bucharest?

In general, January 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 $365. If you aren’t able to travel to Bucharest during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $539.

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

Our data shows that Sunday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $974. The most expensive day to fly to Bucharest is Thursday, with ticket prices averaging around $1,242.

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

According to our data, the cheapest time of day to fly to Bucharest is in the evening. momondo users have found flights departing from Portland to Bucharest in the evening for as low as $919. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Bucharest is in the morning when prices are around $1,281.

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

You are more likely to see cheaper flights to Bucharest from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest for around $939 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest from Portland for as low as $745 on momondo.

Can stopping save me money on Portland to Bucharest flights?

You could potentially save up to 36% 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

Fastest flight time

18h 15m

Direct flights

None
The fastest flight from Portland to Bucharest takes 18h 15m
There are no direct flights from Portland to Bucharest. There are no popular flight routes from Portland to Bucharest.
Search flight deals

  • How far is Portland to Bucharest by plane?

    A flight from Portland to Bucharest will travel around 5930.2 mi. 18h 15m 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?

  • 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?

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
United AirlinesPriceFrom $516Free CancellationRating
7.4
9,105 reviews
Search United Airlines flights
British AirwaysPriceFrom $571Free CancellationRating
6.7
7,605 reviews
Search British Airways flights
DeltaPriceFrom $654Free CancellationRating
7.9
8,014 reviews
Search Delta flights
KLMPriceFrom $682Free CancellationRating
7.7
1,434 reviews
Search KLM flights
Air CanadaPriceFrom $779Free CancellationRating
7.1
10,551 reviews
Search Air Canada flights

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
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

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 1/22
Thu 1/29
By creating a price alert you accept our terms of use and privacy policy.

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
Bucharest Otopeni Intl Airport