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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

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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.
Lufthansa Logo
7:00 am - 6:35 pm
PDX
-
OTP
25h 35m2 stops
Lufthansa Logo
6:05 am - 6:30 pm
OTP
-
PDX
22h 25m2 stops
$526Lufthansa
Wed, Jan 28 - Wed, Feb 4
Lufthansa Logo
3:50 pm - 1:05 am
PDX
-
OTP
23h 15m2 stops
Lufthansa Logo
2:40 pm - 12:34 am
OTP
-
PDX
19h 54m2 stops
$535Lufthansa
Mon, Feb 9 - Wed, Feb 25
British Airways Logo
6:00 am - 11:30 pm
PDX
-
OTP
31h 30m2 stops
British Airways Logo
3:50 pm - 8:22 pm
OTP
-
PDX
38h 32m2 stops
$536British Airways
Wed, Jan 28 - Wed, Feb 4
Multiple Airlines Logo
11:10 am - 3:50 pm
PDX
-
OTP
18h 40m2 stops
Multiple Airlines Logo
6:00 am - 11:25 am
OTP
-
PDX
15h 25m1 stop
$539Multiple Airlines
Wed, Jan 28 - Wed, Feb 4
Delta Logo
7:00 am - 12:05 pm
PDX
-
OTP
19h 05m2 stops
Delta Logo
6:00 am - 11:25 am
OTP
-
PDX
15h 25m1 stop
$540Delta
Wed, Jan 28 - Wed, Feb 4
Delta Logo
1:25 pm - 5:10 pm
PDX
-
OTP
17h 45m1 stop
Delta Logo
6:00 am - 11:25 am
OTP
-
PDX
15h 25m1 stop
$541Delta
Wed, Jan 28 - Wed, Feb 4
British Airways Logo
7:30 pm - 12:45 am
PDX
-
OTP
19h 15m1 stop
British Airways Logo
8:25 am - 5:40 pm
OTP
-
PDX
19h 15m1 stop
$551British Airways
Sun, May 10 - Fri, Sep 25
Air Canada Logo
10:10 am - 1:05 pm
PDX
-
OTP
16h 55m2 stops
Air Canada Logo
6:05 am - 6:46 pm
OTP
-
PDX
22h 41m2 stops
$562Air Canada
Sun, May 10 - Fri, Sep 25
United Airlines Logo
5:30 am - 1:10 am
PDX
-
OTP
33h 40m3 stops
United Airlines Logo
6:05 am - 6:46 pm
OTP
-
PDX
22h 41m2 stops
$586United Airlines
Sun, May 10 - Fri, Sep 25
United Airlines Logo
5:30 am - 1:10 am
PDX
-
OTP
33h 40m3 stops
United Airlines Logo
1:45 pm - 12:53 am
OTP
-
PDX
45h 08m3 stops
$590United Airlines
Sun, May 10 - Fri, Sep 25

Air Canada flights from Portland to Bucharest

Our best Air Canada deals on Portland to Bucharest flight tickets
Air Canada
May 10
PDX10:10 amPortland
16h 55m
2 stops
OTP1:05 pmBucharest Otopeni Intl
Sep 25
OTP6:05 amBucharest Otopeni Intl
22h 41m
2 stops
PDX6:46 pmPortland
$562
Find similar
Air Canada
Jan 28
PDX7:00 pmPortland
33h 05m
2 stops
OTP2:05 pmBucharest Otopeni Intl
Feb 4
OTP6:30 amBucharest Otopeni Intl
36h 45m
3 stops
PDX9:15 amPortland
$808
Find similar
Air Canada
Jan 25
PDX11:59 pmPortland
26h 31m
3 stops
OTP12:30 pmBucharest Otopeni Intl
Feb 2
OTP6:30 amBucharest Otopeni Intl
36h 45m
3 stops
PDX9:15 amPortland
$829
Find similar

United Airlines flights from Portland to Bucharest

Our best United Airlines deals on Portland to Bucharest flight tickets
United Airlines
May 10
PDX5:30 amPortland
33h 40m
3 stops
OTP1:10 amBucharest Otopeni Intl
Sep 25
OTP6:05 amBucharest Otopeni Intl
22h 41m
2 stops
PDX6:46 pmPortland
$586
Find similar
United Airlines
May 10
PDX5:30 amPortland
33h 40m
3 stops
OTP1:10 amBucharest Otopeni Intl
Sep 25
OTP1:45 pmBucharest Otopeni Intl
45h 08m
3 stops
PDX12:53 amPortland
$590
Find similar
United Airlines
Jan 28
PDX8:30 amPortland
19h 30m
2 stops
OTP2:00 pmBucharest Otopeni Intl
Feb 4
OTP6:05 amBucharest Otopeni Intl
22h 51m
3 stops
PDX6:56 pmPortland
$713
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 January 2, 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 1/28

7:00 am-6:35 pm

2 stops25h 35m

Bucharest Otopeni Intl

Wed 2/4

6:05 am-6:30 pm

2 stops22h 25m

$526

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 2/9

3:50 pm-1:05 am

2 stops23h 15m

Bucharest Otopeni Intl

Wed 2/25

2:40 pm-12:34 am

2 stops19h 54m

$535

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/28

6:00 am-11:30 pm

2 stops31h 30m

Bucharest Otopeni Intl

Wed 2/4

3:50 pm-8:22 pm

2 stops38h 32m

$536

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/28

11:10 am-3:50 pm

2 stops18h 40m

Bucharest Otopeni Intl

Wed 2/4

6:00 am-11:25 am

1 stop15h 25m

$539

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/28

7:00 am-12:05 pm

2 stops19h 05m

Bucharest Otopeni Intl

Wed 2/4

6:00 am-11:25 am

1 stop15h 25m

$540

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 1/28

1:25 pm-5:10 pm

1 stop17h 45m

Bucharest Otopeni Intl

Wed 2/4

6:00 am-11:25 am

1 stop15h 25m

$541

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 5/10

7:30 pm-12:45 am

1 stop19h 15m

Bucharest Otopeni Intl

Fri 9/25

8:25 am-5:40 pm

1 stop19h 15m

$551

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 5/10

10:10 am-1:05 pm

2 stops16h 55m

Bucharest Otopeni Intl

Fri 9/25

6:05 am-6:46 pm

2 stops22h 41m

$562

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 5/10

5:30 am-1:10 am

3 stops33h 40m

Bucharest Otopeni Intl

Fri 9/25

6:05 am-6:46 pm

2 stops22h 41m

$586

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 5/10

5:30 am-1:10 am

3 stops33h 40m

Bucharest Otopeni Intl

Fri 9/25

1:45 pm-12:53 am

3 stops45h 08m

$590

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, 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.

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 $936 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 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
United AirlinesPriceFrom $516Free CancellationRating
7.4
9,129 reviews
Search United Airlines flights
British AirwaysPriceFrom $539Free CancellationRating
6.7
7,640 reviews
Search British Airways flights
DeltaPriceFrom $654Free CancellationRating
7.9
8,023 reviews
Search Delta flights
KLMPriceFrom $682Free CancellationRating
7.7
1,435 reviews
Search KLM flights
Air CanadaPriceFrom $779Free CancellationRating
7.1
10,574 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