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Cheap flights from Portland to Bucharest from $341

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

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Find the cheapest flights from Portland to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
1:52 pm - 11:30 pm
PDX
-
OTP
23h 38m
2 stops
British Airways Logo
8:05 am - 4:55 pm
OTP
-
PDX
17h 50m
1 stop
$536British Airways
Wed, Mar 4 - Wed, Mar 11
British Airways Logo
5:45 pm - 11:30 pm
PDX
-
OTP
19h 45m
1 stop
British Airways Logo
8:05 am - 4:55 pm
OTP
-
PDX
17h 50m
1 stop
$538British Airways
Wed, Mar 4 - Wed, Mar 11
British Airways Logo
1:52 pm - 11:30 pm
PDX
-
OTP
23h 38m
2 stops
British Airways Logo
3:50 pm - 12:15 am
OTP
-
PDX
41h 25m
2 stops
$539British Airways
Wed, Mar 4 - Wed, Mar 11
Lufthansa Logo
2:24 pm - 1:10 am
PDX
-
OTP
24h 46m
2 stops
Lufthansa Logo
1:50 pm - 11:52 pm
OTP
-
PDX
20h 02m
2 stops
$553Lufthansa
Wed, May 6 - Tue, Jun 2
United Airlines Logo
6:44 pm - 1:10 am
PDX
-
OTP
44h 26m
2 stops
United Airlines Logo
6:05 am - 10:13 pm
OTP
-
PDX
26h 08m
2 stops
$555United Airlines
Sat, Aug 1 - Tue, Aug 25
Multiple Airlines Logo
1:55 pm - 12:20 am
PDX
-
OTP
24h 25m
2 stops
Multiple Airlines Logo
8:15 am - 5:40 pm
OTP
-
PDX
19h 25m
1 stop
$559Multiple Airlines
Wed, May 6 - Tue, Jun 2
KLM Logo
1:05 pm - 3:25 pm
PDX
-
OTP
16h 20m
1 stop
KLM Logo
7:05 am - 11:10 am
OTP
-
PDX
14h 05m
1 stop
$566KLM
Sun, Jul 5 - Fri, Aug 28
British Airways Logo
7:30 pm - 12:50 am
PDX
-
OTP
19h 20m
1 stop
British Airways Logo
8:15 am - 11:22 pm
OTP
-
PDX
25h 07m
2 stops
$577British Airways
Sun, Jul 5 - Fri, Aug 28
British Airways Logo
7:30 pm - 12:20 am
PDX
-
OTP
18h 50m
1 stop
British Airways Logo
8:15 am - 5:40 pm
OTP
-
PDX
19h 25m
1 stop
$581British Airways
Wed, May 6 - Tue, Jun 2
British Airways Logo
7:30 pm - 12:20 am
PDX
-
OTP
18h 50m
1 stop
British Airways Logo
8:15 am - 5:40 pm
OTP
-
PDX
19h 25m
1 stop
$584British Airways
Sat, Aug 1 - Tue, Aug 25

Lufthansa flights from Portland to Bucharest

Our best Lufthansa deals on Portland to Bucharest flight tickets
Lufthansa
May 6
PDX2:24 pmPortland
24h 46m
2 stops
OTP1:10 amBucharest Otopeni Intl
Jun 2
OTP1:50 pmBucharest Otopeni Intl
20h 02m
2 stops
PDX11:52 pmPortland
$553
Lufthansa
May 13
PDX1:37 pmPortland
25h 33m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 23
OTP6:05 amBucharest Otopeni Intl
27h 47m
2 stops
PDX11:52 pmPortland
$631
Lufthansa
May 13
PDX1:37 pmPortland
25h 33m
2 stops
OTP1:10 amBucharest Otopeni Intl
May 23
OTP6:15 amBucharest Otopeni Intl
27h 37m
2 stops
PDX11:52 pmPortland
$632

United Airlines flights from Portland to Bucharest

Our best United Airlines deals on Portland to Bucharest flight tickets
United Airlines
Aug 1
PDX6:44 pmPortland
44h 26m
2 stops
OTP1:10 amBucharest Otopeni Intl
Aug 25
OTP6:05 amBucharest Otopeni Intl
26h 08m
2 stops
PDX10:13 pmPortland
$555
United Airlines
Jul 5
PDX8:35 amPortland
29h 05m
2 stops
OTP11:40 pmBucharest Otopeni Intl
Aug 28
OTP6:05 amBucharest Otopeni Intl
26h 54m
2 stops
PDX10:59 pmPortland
$596
United Airlines
May 13
PDX1:37 pmPortland
24h 13m
2 stops
OTP11:50 pmBucharest Otopeni Intl
May 23
OTP6:05 amBucharest Otopeni Intl
23h 59m
2 stops
PDX8:04 pmPortland
$639

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 February 3, 2026.
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

Wed 3/4

1:52 pm-11:30 pm

2 stops23h 38m

Bucharest Otopeni Intl

Wed 3/11

8:05 am-4:55 pm

1 stop17h 50m

$536

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 3/4

5:45 pm-11:30 pm

1 stop19h 45m

Bucharest Otopeni Intl

Wed 3/11

8:05 am-4:55 pm

1 stop17h 50m

$538

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 3/4

1:52 pm-11:30 pm

2 stops23h 38m

Bucharest Otopeni Intl

Wed 3/11

3:50 pm-12:15 am

2 stops41h 25m

$539

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/6

2:24 pm-1:10 am

2 stops24h 46m

Bucharest Otopeni Intl

Tue 6/2

1:50 pm-11:52 pm

2 stops20h 02m

$553

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sat 8/1

6:44 pm-1:10 am

2 stops44h 26m

Bucharest Otopeni Intl

Tue 8/25

6:05 am-10:13 pm

2 stops26h 08m

$555

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/6

1:55 pm-12:20 am

2 stops24h 25m

Bucharest Otopeni Intl

Tue 6/2

8:15 am-5:40 pm

1 stop19h 25m

$559

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/5

1:05 pm-3:25 pm

1 stop16h 20m

Bucharest Otopeni Intl

Fri 8/28

7:05 am-11:10 am

1 stop14h 05m

$566

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/5

7:30 pm-12:50 am

1 stop19h 20m

Bucharest Otopeni Intl

Fri 8/28

8:15 am-11:22 pm

2 stops25h 07m

$577

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/6

7:30 pm-12:20 am

1 stop18h 50m

Bucharest Otopeni Intl

Tue 6/2

8:15 am-5:40 pm

1 stop19h 25m

$581

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sat 8/1

7:30 pm-12:20 am

1 stop18h 50m

Bucharest Otopeni Intl

Tue 8/25

8:15 am-5:40 pm

1 stop19h 25m

$584

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest month to fly to Bucharest?

In general, November 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 $539. If you aren’t able to travel to Bucharest during the month of November, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $553.

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 $903 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 68% 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 20m

Direct flights

None
The fastest flight from Portland to Bucharest takes 18h 20m
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 20m 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
British AirwaysPriceFrom $539Free CancellationRating
6.7
7,714 reviews
Search British Airways flights
DeltaPriceFrom $570Free CancellationRating
7.9
8,143 reviews
Search Delta flights
KLMPriceFrom $627Free CancellationRating
7.7
1,448 reviews
Search KLM flights
Air CanadaPriceFrom $779Free CancellationRating
7.1
10,687 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

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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
Bucharest Otopeni Intl Airport