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Cheap flights from Portland to Bucharest from $362

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 6/2. 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.
Multiple Airlines Logo
11:09 am - 11:30 pm
PDX
-
OTP
26h 21m
2 stops
Multiple Airlines Logo
6:20 am - 7:06 pm
OTP
-
PDX
22h 46m
2 stops
$776Multiple Airlines
Tue, Aug 25 - Tue, Sep 15
United Airlines Logo
5:00 am - 1:10 am
PDX
-
OTP
34h 10m
2 stops
United Airlines Logo
1:50 pm - 12:47 am
OTP
-
PDX
44h 57m
3 stops
$779United Airlines
Tue, Aug 25 - Tue, Sep 15
Multiple Airlines Logo
11:10 am - 1:40 pm
PDX
-
OTP
16h 30m
2 stops
Multiple Airlines Logo
4:50 pm - 11:10 am
OTP
-
PDX
28h 20m
1 stop
$803Multiple Airlines
Tue, Aug 25 - Tue, Sep 15
British Airways Logo
7:30 pm - 1:20 am
PDX
-
OTP
19h 50m
1 stop
British Airways Logo
8:15 am - 5:40 pm
OTP
-
PDX
19h 25m
1 stop
$821British Airways
Tue, Aug 25 - Tue, Sep 15
United Airlines Logo
8:35 am - 1:10 am
PDX
-
OTP
30h 35m
3 stops
United Airlines Logo
6:15 am - 10:52 pm
OTP
-
PDX
26h 37m
2 stops
$836United Airlines
Thu, Aug 6 - Tue, Sep 1
Delta Logo
7:20 am - 1:40 pm
PDX
-
OTP
20h 20m
2 stops
Delta Logo
7:05 am - 11:10 am
OTP
-
PDX
14h 05m
1 stop
$850Delta
Sun, Jul 19 - Fri, Aug 28
British Airways Logo
7:30 pm - 12:50 am
PDX
-
OTP
19h 20m
1 stop
British Airways Logo
8:15 am - 5:40 pm
OTP
-
PDX
19h 25m
1 stop
$855British Airways
Sun, Jul 19 - Fri, Aug 28
British Airways Logo
7:30 pm - 12:50 am
PDX
-
OTP
19h 20m
1 stop
British Airways Logo
8:15 am - 5:40 pm
OTP
-
PDX
19h 25m
1 stop
$856British Airways
Sun, Jul 19 - Fri, Aug 28
Delta Logo
7:20 am - 1:40 pm
PDX
-
OTP
20h 20m
2 stops
Delta Logo
7:05 am - 3:06 pm
OTP
-
PDX
18h 01m
2 stops
$859Delta
Sun, Jul 19 - Fri, Aug 28
United Airlines Logo
12:50 pm - 1:10 am
PDX
-
OTP
26h 20m
2 stops
United Airlines Logo
12:45 pm - 10:12 am
OTP
-
PDX
31h 27m
3 stops
$863United Airlines
Sun, Jul 19 - Fri, Aug 28

KLM flights from Portland to Bucharest

Our best KLM deals on Portland to Bucharest flight tickets
KLM
May 13
PDX1:05 pmPortland
24h 40m
1 stop
OTP11:45 pmBucharest Otopeni Intl
May 23
OTP2:00 pmBucharest Otopeni Intl
31h 10m
1 stop
PDX11:10 amPortland
$985
KLM
May 15
PDX11:20 amPortland
18h 05m
2 stops
OTP3:25 pmBucharest Otopeni Intl
May 27
OTP2:00 pmBucharest Otopeni Intl
31h 10m
1 stop
PDX11:10 amPortland
$1,010
KLM
May 15
PDX11:20 amPortland
18h 05m
2 stops
OTP3:25 pmBucharest Otopeni Intl
May 27
OTP7:05 amBucharest Otopeni Intl
18h 55m
2 stops
PDX4:00 pmPortland
$1,020

Delta flights from Portland to Bucharest

Our best Delta deals on Portland to Bucharest flight tickets
Delta
Jul 19
PDX7:20 amPortland
20h 20m
2 stops
OTP1:40 pmBucharest Otopeni Intl
Aug 28
OTP7:05 amBucharest Otopeni Intl
14h 05m
1 stop
PDX11:10 amPortland
$850
Delta
Jul 19
PDX7:20 amPortland
20h 20m
2 stops
OTP1:40 pmBucharest Otopeni Intl
Aug 28
OTP7:05 amBucharest Otopeni Intl
18h 01m
2 stops
PDX3:06 pmPortland
$859
Delta
May 3
PDX11:06 pmPortland
27h 39m
2 stops
OTP12:45 pmBucharest Otopeni Intl
May 19
OTP7:05 amBucharest Otopeni Intl
14h 05m
1 stop
PDX11:10 amPortland
$923

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 April 28, 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

Cheapest round-trip

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 8/25

11:09 am-11:30 pm

2 stops26h 21m

Bucharest Otopeni Intl

Tue 9/15

6:20 am-7:06 pm

2 stops22h 46m

$776

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 8/25

5:00 am-1:10 am

2 stops34h 10m

Bucharest Otopeni Intl

Tue 9/15

1:50 pm-12:47 am

3 stops44h 57m

$779

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 8/25

11:10 am-1:40 pm

2 stops16h 30m

Bucharest Otopeni Intl

Tue 9/15

4:50 pm-11:10 am

1 stop28h 20m

$803

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 8/25

7:30 pm-1:20 am

1 stop19h 50m

Bucharest Otopeni Intl

Tue 9/15

8:15 am-5:40 pm

1 stop19h 25m

$821

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 8/6

8:35 am-1:10 am

3 stops30h 35m

Bucharest Otopeni Intl

Tue 9/1

6:15 am-10:52 pm

2 stops26h 37m

$836
Quickest round-trip

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/19

7:20 am-1:40 pm

2 stops20h 20m

Bucharest Otopeni Intl

Fri 8/28

7:05 am-11:10 am

1 stop14h 05m

$850

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/19

7:30 pm-12:50 am

1 stop19h 20m

Bucharest Otopeni Intl

Fri 8/28

8:15 am-5:40 pm

1 stop19h 25m

$855

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/19

7:30 pm-12:50 am

1 stop19h 20m

Bucharest Otopeni Intl

Fri 8/28

8:15 am-5:40 pm

1 stop19h 25m

$856

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/19

7:20 am-1:40 pm

2 stops20h 20m

Bucharest Otopeni Intl

Fri 8/28

7:05 am-3:06 pm

2 stops18h 01m

$859

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 7/19

12:50 pm-1:10 am

2 stops26h 20m

Bucharest Otopeni Intl

Fri 8/28

12:45 pm-10:12 am

3 stops31h 27m

$863

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, August 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 $502. If you aren’t able to travel to Bucharest during the month of August, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $516.

How far in advance should I book a flight from Portland 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 $848 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 $659 on momondo.

Can stopping save me money on Portland to Bucharest flights?

You could potentially save up to 1% 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

17h 05m

Direct flights

None
The fastest flight from Portland to Bucharest takes 17h 05m
There are no direct flights from Portland to Bucharest. There are no popular flight routes from Portland to Bucharest.
Search flight deals

Frequently asked questions about flying from Portland to Bucharest

  • How far is Portland to Bucharest by plane?

    A flight from Portland to Bucharest will travel around 5930.2 mi. 17h 05m 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
DeltaPriceFrom $570Free CancellationRating
7.9
8,466 reviews
Search Delta flights
British AirwaysPriceFrom $571Free CancellationRating
6.7
7,929 reviews
Search British Airways flights
KLMPriceFrom $618Free CancellationRating
7.8
1,510 reviews
Search KLM 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