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Cheap flights from Portland to Bucharest from $262

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 7/15. 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.
United Airlines Logo
1:37 pm - 11:50 pm
PDX
-
OTP
24h 13m
2 stops
United Airlines Logo
6:05 am - 8:04 pm
OTP
-
PDX
23h 59m
2 stops
$638United Airlines
Wed, May 13 - Sat, May 23
British Airways Logo
7:30 pm - 12:20 am
PDX
-
OTP
18h 50m
1 stop
British Airways Logo
8:00 pm - 9:32 pm
OTP
-
PDX
35h 32m
2 stops
$642British Airways
Wed, May 13 - Sat, May 23
British Airways Logo
6:45 pm - 11:25 pm
PDX
-
OTP
19h 40m
1 stop
British Airways Logo
8:00 am - 4:55 pm
OTP
-
PDX
17h 55m
1 stop
$643British Airways
Fri, Mar 13 - Fri, Mar 20
British Airways Logo
7:30 pm - 2:40 pm
PDX
-
OTP
33h 10m
1 stop
British Airways Logo
8:00 pm - 9:32 pm
OTP
-
PDX
35h 32m
2 stops
$644British Airways
Wed, May 13 - Sat, May 23
American Airlines Logo
1:09 pm - 7:05 pm
PDX
-
OTP
19h 56m
2 stops
American Airlines Logo
8:15 am - 11:47 pm
OTP
-
PDX
25h 32m
2 stops
$650American Airlines
Fri, May 15 - Wed, May 27
United Airlines Logo
10:35 am - 6:35 pm
PDX
-
OTP
22h 00m
2 stops
United Airlines Logo
1:50 pm - 9:30 am
OTP
-
PDX
53h 40m
2 stops
$653United Airlines
Thu, May 21 - Mon, Jun 1
British Airways Logo
7:30 pm - 1:20 am
PDX
-
OTP
19h 50m
1 stop
British Airways Logo
3:40 pm - 9:32 pm
OTP
-
PDX
39h 52m
2 stops
$659British Airways
Thu, May 21 - Mon, Jun 1
British Airways Logo
7:30 pm - 1:20 am
PDX
-
OTP
19h 50m
1 stop
British Airways Logo
3:40 pm - 11:47 pm
OTP
-
PDX
42h 07m
2 stops
$660British Airways
Thu, May 21 - Mon, Jun 1
Lufthansa Logo
9:50 am - 1:05 am
PDX
-
OTP
29h 15m
2 stops
Lufthansa Logo
5:55 am - 6:49 pm
OTP
-
PDX
22h 54m
2 stops
$680Lufthansa
Tue, Feb 10 - Tue, Feb 24
British Airways Logo
11:56 am - 11:50 pm
PDX
-
OTP
25h 54m
2 stops
British Airways Logo
8:15 am - 5:40 pm
OTP
-
PDX
19h 25m
1 stop
$684British Airways
Fri, May 15 - Wed, May 27

Lufthansa flights from Portland to Bucharest

Our best Lufthansa deals on Portland to Bucharest flight tickets
Lufthansa
Feb 10
PDX9:50 amPortland
29h 15m
2 stops
OTP1:05 amBucharest Otopeni Intl
Feb 24
OTP5:55 amBucharest Otopeni Intl
22h 54m
2 stops
PDX6:49 pmPortland
$680
Lufthansa
May 21
PDX10:10 amPortland
27h 10m
2 stops
OTP11:20 pmBucharest Otopeni Intl
Jun 1
OTP5:15 pmBucharest Otopeni Intl
33h 32m
2 stops
PDX4:47 pmPortland
$688

United Airlines flights from Portland to Bucharest

Our best United Airlines deals on Portland to Bucharest flight tickets
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
$638
United Airlines
May 21
PDX10:35 amPortland
22h 00m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Jun 1
OTP1:50 pmBucharest Otopeni Intl
53h 40m
2 stops
PDX9:30 amPortland
$653
United Airlines
Feb 10
PDX7:45 amPortland
20h 10m
2 stops
OTP1:55 pmBucharest Otopeni Intl
Feb 24
OTP5:55 amBucharest Otopeni Intl
40h 43m
3 stops
PDX12:38 pmPortland
$710

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 29, 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 5/13

1:37 pm-11:50 pm

2 stops24h 13m

Bucharest Otopeni Intl

Sat 5/23

6:05 am-8:04 pm

2 stops23h 59m

$638

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/13

7:30 pm-12:20 am

1 stop18h 50m

Bucharest Otopeni Intl

Sat 5/23

8:00 pm-9:32 pm

2 stops35h 32m

$642

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Fri 3/13

6:45 pm-11:25 pm

1 stop19h 40m

Bucharest Otopeni Intl

Fri 3/20

8:00 am-4:55 pm

1 stop17h 55m

$643

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 5/13

7:30 pm-2:40 pm

1 stop33h 10m

Bucharest Otopeni Intl

Sat 5/23

8:00 pm-9:32 pm

2 stops35h 32m

$644

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Fri 5/15

1:09 pm-7:05 pm

2 stops19h 56m

Bucharest Otopeni Intl

Wed 5/27

8:15 am-11:47 pm

2 stops25h 32m

$650

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 5/21

10:35 am-6:35 pm

2 stops22h 00m

Bucharest Otopeni Intl

Mon 6/1

1:50 pm-9:30 am

2 stops53h 40m

$653

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 5/21

7:30 pm-1:20 am

1 stop19h 50m

Bucharest Otopeni Intl

Mon 6/1

3:40 pm-9:32 pm

2 stops39h 52m

$659

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 5/21

7:30 pm-1:20 am

1 stop19h 50m

Bucharest Otopeni Intl

Mon 6/1

3:40 pm-11:47 pm

2 stops42h 07m

$660

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 2/10

9:50 am-1:05 am

2 stops29h 15m

Bucharest Otopeni Intl

Tue 2/24

5:55 am-6:49 pm

2 stops22h 54m

$680

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Fri 5/15

11:56 am-11:50 pm

2 stops25h 54m

Bucharest Otopeni Intl

Wed 5/27

8:15 am-5:40 pm

1 stop19h 25m

$684

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
United AirlinesPriceFrom $516Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
British AirwaysPriceFrom $539Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
DeltaPriceFrom $570Free CancellationRating
7.9
8,127 reviews
Search Delta flights
KLMPriceFrom $627Free CancellationRating
7.7
1,443 reviews
Search KLM flights
Air CanadaPriceFrom $779Free CancellationRating
7.1
10,667 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