Cheap flights from Portland to Bucharest from $306

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 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Portland to Bucharest (PDX-BUH)

Cheap round-trip flights

British Airways Logo
2:07 pm - 10:55 pmPDX-OTP
22h 48m2 stops
British Airways Logo
8:00 am - 11:26 pmOTP-PDX
25h 26m2 stops
$618British Airways
Find Deal
Tue, Nov 4 - Tue, Nov 11
 Logo
11:26 am - 3:50 pmPDX-OTP
18h 24m2 stops
 Logo
1:55 pm - 11:25 amOTP-PDX
31h 30m1 stop
Tue, Nov 4 - Tue, Nov 11
United Airlines Logo
5:30 am - 6:35 pmPDX-OTP
27h 05m2 stops
United Airlines Logo
6:00 am - 8:20 pmOTP-PDX
24h 20m2 stops
$800United Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 30
KLM Logo
1:25 pm - 1:00 pmPDX-OTP
13h 35m1 stop
KLM Logo
8:35 am - 8:16 pmOTP-PDX
21h 41m2 stops
$840KLM
Find Deal
Mon, Dec 15 - Wed, Dec 31
KLM Logo
1:25 pm - 12:30 amPDX-OTP
25h 05m1 stop
KLM Logo
6:00 am - 4:12 pmOTP-PDX
20h 12m2 stops
$948KLM
Find Deal
Mon, Dec 15 - Wed, Dec 31
Delta Logo
7:15 am - 1:00 pmPDX-OTP
19h 45m2 stops
Delta Logo
7:00 am - 11:00 amOTP-PDX
14h 00m1 stop
$955Delta
Find Deal
Fri, Sep 26 - Sun, Oct 12
United Airlines Logo
5:40 pm - 1:00 amPDX-OTP
21h 20m2 stops
United Airlines Logo
6:00 am - 10:45 pmOTP-PDX
26h 45m3 stops
$1,000United Airlines
Find Deal
Wed, Sep 24 - Wed, Oct 1
Air Canada Logo
3:15 pm - 6:25 pmPDX-OTP
41h 10m2 stops
Air Canada Logo
5:55 am - 9:15 amOTP-PDX
37h 20m2 stops
$1,050Air Canada
Find Deal
Sat, Dec 13 - Sun, Jan 4
Delta Logo
12:40 am - 1:00 pmPDX-OTP
26h 20m2 stops
Delta Logo
6:05 am - 8:43 pmOTP-PDX
24h 38m2 stops
$1,246Delta
Find Deal
Mon, Nov 3 - Tue, Nov 11
Air Canada Logo
7:00 pm - 1:55 pmPDX-OTP
32h 55m3 stops
Air Canada Logo
6:30 am - 9:15 amOTP-PDX
36h 45m3 stops
$1,350Air Canada
Find Deal
Mon, Dec 15 - Wed, Dec 31

KLM flights from Portland to Bucharest

Our best KLM deals on Portland to Bucharest flight tickets
KLM
Dec 15
PDX1:25 pmPortland
13h 35m
1 stop
OTP1:00 pmBucharest Otopeni Intl
Dec 31
OTP8:35 amBucharest Otopeni Intl
21h 41m
2 stops
PDX8:16 pmPortland
KLM
Dec 15
PDX1:25 pmPortland
25h 05m
1 stop
OTP12:30 amBucharest Otopeni Intl
Dec 31
OTP6:00 amBucharest Otopeni Intl
20h 12m
2 stops
PDX4:12 pmPortland
KLM
Sep 26
PDX1:05 pmPortland
25h 50m
1 stop
OTP12:55 amBucharest Otopeni Intl
Oct 12
OTP6:05 pmBucharest Otopeni Intl
27h 15m
1 stop
PDX11:20 amPortland

Air Canada flights from Portland to Bucharest

Our best Air Canada deals on Portland to Bucharest flight tickets
Air Canada
Dec 13
PDX3:15 pmPortland
41h 10m
2 stops
OTP6:25 pmBucharest Otopeni Intl
Jan 4
OTP5:55 amBucharest Otopeni Intl
37h 20m
2 stops
PDX9:15 amPortland
Air Canada
Dec 15
PDX7:00 pmPortland
32h 55m
3 stops
OTP1:55 pmBucharest Otopeni Intl
Dec 31
OTP6:30 amBucharest Otopeni Intl
36h 45m
3 stops
PDX9:15 amPortland
Air Canada
Dec 15
PDX7:00 pmPortland
32h 55m
3 stops
OTP1:55 pmBucharest Otopeni Intl
Dec 31
OTP6:30 amBucharest Otopeni Intl
36h 45m
3 stops
PDX9:15 amPortland

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 August 28, 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

Tue 11/4

2:07 pm-10:55 pm

2 stops22h 48m

Bucharest Otopeni Intl

Tue 11/11

8:00 am-11:26 pm

2 stops25h 26m

$618

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 11/4

11:26 am-3:50 pm

2 stops18h 24m

Bucharest Otopeni Intl

Tue 11/11

1:55 pm-11:25 am

1 stop31h 30m

$639

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 9/16

5:30 am-6:35 pm

2 stops27h 05m

Bucharest Otopeni Intl

Tue 9/30

6:00 am-8:20 pm

2 stops24h 20m

$800

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 12/15

1:25 pm-1:00 pm

1 stop13h 35m

Bucharest Otopeni Intl

Wed 12/31

8:35 am-8:16 pm

2 stops21h 41m

$840

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 12/15

1:25 pm-12:30 am

1 stop25h 05m

Bucharest Otopeni Intl

Wed 12/31

6:00 am-4:12 pm

2 stops20h 12m

$948

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Fri 9/26

7:15 am-1:00 pm

2 stops19h 45m

Bucharest Otopeni Intl

Sun 10/12

7:00 am-11:00 am

1 stop14h 00m

$955

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 9/24

5:40 pm-1:00 am

2 stops21h 20m

Bucharest Otopeni Intl

Wed 10/1

6:00 am-10:45 pm

3 stops26h 45m

$1,000

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sat 12/13

3:15 pm-6:25 pm

2 stops41h 10m

Bucharest Otopeni Intl

Sun 1/4

5:55 am-9:15 am

2 stops37h 20m

$1,050

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 11/3

12:40 am-1:00 pm

2 stops26h 20m

Bucharest Otopeni Intl

Tue 11/11

6:05 am-8:43 pm

2 stops24h 38m

$1,246

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 12/15

7:00 pm-1:55 pm

3 stops32h 55m

Bucharest Otopeni Intl

Wed 12/31

6:30 am-9:15 am

3 stops36h 45m

$1,350

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 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 February is also cheap. Prices for this month can be found on momondo for an average of $761.

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 $990 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 $815 on momondo.

Can stopping save me money on Portland to Bucharest flights?

You could potentially save up to 9% 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

Direct flights

None
There are no direct flights from Portland to Bucharest. There are no popular flight routes from Portland to Bucharest.
  • How far is Portland to Bucharest by plane?

    A flight from Portland to Bucharest will travel around 5930.2 mi. 13h 35m 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 $624Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
British AirwaysPriceFrom $718Free CancellationRating
6.7
7,316 reviews
Search British Airways flights
Air CanadaPriceFrom $746Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
KLMPriceFrom $771Free CancellationRating
7.8
1,382 reviews
Search KLM flights
DeltaPriceFrom $820Free CancellationRating
7.9
7,977 reviews
Search Delta 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.

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1 adult
Tue 9/2
Tue 9/9

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