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Cheap flights from Portland to Bucharest from $300

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 8/16. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:30 pm - 6:35 pm
PDX
-
OTP
18h 05m
2 stops
Multiple Airlines Logo
6:00 am - 6:31 pm
OTP
-
PDX
22h 31m
2 stops
$747Multiple Airlines
Tue, Nov 17 - Fri, Nov 20
Multiple Airlines Logo
10:15 am - 3:50 pm
PDX
-
OTP
19h 35m
2 stops
Multiple Airlines Logo
6:00 am - 11:20 am
OTP
-
PDX
15h 20m
1 stop
$753Multiple Airlines
Tue, Nov 17 - Fri, Nov 20
British Airways Logo
5:45 pm - 11:45 pm
PDX
-
OTP
20h 00m
1 stop
British Airways Logo
8:25 am - 3:50 pm
OTP
-
PDX
17h 25m
1 stop
$754British Airways
Sun, Nov 8 - Wed, Nov 11
KLM Logo
10:15 am - 3:25 pm
PDX
-
OTP
19h 10m
2 stops
KLM Logo
6:00 am - 5:03 pm
OTP
-
PDX
21h 03m
2 stops
$767KLM
Sun, Dec 13 - Fri, Dec 25
KLM Logo
3:10 pm - 5:00 pm
PDX
-
OTP
15h 50m
2 stops
KLM Logo
6:00 am - 5:03 pm
OTP
-
PDX
21h 03m
2 stops
$768KLM
Sun, Dec 13 - Fri, Dec 25
United Airlines Logo
7:35 pm - 6:35 pm
PDX
-
OTP
37h 00m
2 stops
United Airlines Logo
7:10 pm - 11:12 pm
OTP
-
PDX
38h 02m
2 stops
$786United Airlines
Sun, Nov 8 - Wed, Nov 11
Lufthansa Logo
12:45 pm - 4:20 pm
PDX
-
OTP
17h 35m
2 stops
Lufthansa Logo
6:00 am - 7:07 pm
OTP
-
PDX
23h 07m
2 stops
$809Lufthansa
Mon, Aug 17 - Tue, Nov 17
Lufthansa Logo
10:50 am - 6:35 pm
PDX
-
OTP
21h 45m
2 stops
Lufthansa Logo
6:05 am - 6:53 pm
OTP
-
PDX
22h 48m
2 stops
$813Lufthansa
Sun, Aug 16 - Tue, Aug 25
British Airways Logo
7:30 pm - 1:20 am
PDX
-
OTP
19h 50m
1 stop
British Airways Logo
4:40 pm - 3:50 pm
OTP
-
PDX
33h 10m
1 stop
$814British Airways
Mon, Aug 17 - Tue, Nov 17
British Airways Logo
7:30 pm - 12:20 am
PDX
-
OTP
18h 50m
1 stop
British Airways Logo
8:25 am - 3:50 pm
OTP
-
PDX
17h 25m
1 stop
$816British Airways
Wed, Sep 16 - Wed, Nov 18

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British Airways flights from Portland to Bucharest

Our best British Airways deals on Portland to Bucharest flight tickets
British Airways
Nov 8
PDX5:45 pmPortland
20h 00m
1 stop
OTP11:45 pmBucharest Otopeni Intl
Nov 11
OTP8:25 amBucharest Otopeni Intl
17h 25m
1 stop
PDX3:50 pmPortland
$754
British Airways
Aug 17
PDX7:30 pmPortland
19h 50m
1 stop
OTP1:20 amBucharest Otopeni Intl
Nov 17
OTP4:40 pmBucharest Otopeni Intl
33h 10m
1 stop
PDX3:50 pmPortland
$814
British Airways
Sep 16
PDX7:30 pmPortland
18h 50m
1 stop
OTP12:20 amBucharest Otopeni Intl
Nov 18
OTP8:25 amBucharest Otopeni Intl
17h 25m
1 stop
PDX3:50 pmPortland
$816

United Airlines flights from Portland to Bucharest

Our best United Airlines deals on Portland to Bucharest flight tickets
United Airlines
Nov 8
PDX7:35 pmPortland
37h 00m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Nov 11
OTP7:10 pmBucharest Otopeni Intl
38h 02m
2 stops
PDX11:12 pmPortland
$786
United Airlines
Aug 17
PDX4:07 pmPortland
16h 28m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Nov 17
OTP7:10 pmBucharest Otopeni Intl
39h 25m
3 stops
PDX12:35 amPortland
$841
United Airlines
Aug 26
PDX8:25 amPortland
30h 45m
2 stops
OTP1:10 amBucharest Otopeni Intl
Sep 10
OTP6:05 amBucharest Otopeni Intl
23h 13m
2 stops
PDX7:18 pmPortland
$843

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 July 8, 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 11/17

2:30 pm-6:35 pm

2 stops18h 05m

Bucharest Otopeni Intl

Fri 11/20

6:00 am-6:31 pm

2 stops22h 31m

$747
Quickest round-trip

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 11/17

10:15 am-3:50 pm

2 stops19h 35m

Bucharest Otopeni Intl

Fri 11/20

6:00 am-11:20 am

1 stop15h 20m

$753

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 11/8

5:45 pm-11:45 pm

1 stop20h 00m

Bucharest Otopeni Intl

Wed 11/11

8:25 am-3:50 pm

1 stop17h 25m

$754

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 12/13

10:15 am-3:25 pm

2 stops19h 10m

Bucharest Otopeni Intl

Fri 12/25

6:00 am-5:03 pm

2 stops21h 03m

$767

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 12/13

3:10 pm-5:00 pm

2 stops15h 50m

Bucharest Otopeni Intl

Fri 12/25

6:00 am-5:03 pm

2 stops21h 03m

$768

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 11/8

7:35 pm-6:35 pm

2 stops37h 00m

Bucharest Otopeni Intl

Wed 11/11

7:10 pm-11:12 pm

2 stops38h 02m

$786

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 8/17

12:45 pm-4:20 pm

2 stops17h 35m

Bucharest Otopeni Intl

Tue 11/17

6:00 am-7:07 pm

2 stops23h 07m

$809

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 8/16

10:50 am-6:35 pm

2 stops21h 45m

Bucharest Otopeni Intl

Tue 8/25

6:05 am-6:53 pm

2 stops22h 48m

$813

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 8/17

7:30 pm-1:20 am

1 stop19h 50m

Bucharest Otopeni Intl

Tue 11/17

4:40 pm-3:50 pm

1 stop33h 10m

$814

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Wed 9/16

7:30 pm-12:20 am

1 stop18h 50m

Bucharest Otopeni Intl

Wed 11/18

8:25 am-3:50 pm

1 stop17h 25m

$816

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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.

Can stopping save me money on Portland to Bucharest flights?

You could potentially save up to 8% 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 35m

Direct flights

None
The fastest flight from Portland to Bucharest takes 17h 35m
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 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
DeltaPriceFrom $570Free CancellationRating
7.8
8,451 reviews
Search Delta flights
British AirwaysPriceFrom $571Free CancellationRating
6.7
8,103 reviews
Search British Airways flights
KLMPriceFrom $618Free CancellationRating
7.8
1,534 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.

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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