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Cheap flights from Portland to Bucharest from $458

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 10/27. 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 (PDX-OTP)

Cheap round-trip flights

British Airways Logo
7:25 pm - 1:25 amPDX-OTP
20h 00m1 stop
British Airways Logo
8:05 am - 4:55 pmOTP-PDX
17h 50m1 stop
$676British Airways
Find Deal
Mon, Oct 13 - Wed, Oct 29
Air Canada Logo
6:15 am - 6:35 pmPDX-OTP
26h 20m2 stops
Air Canada Logo
6:05 am - 9:15 amOTP-PDX
36h 10m3 stops
$685Air Canada
Find Deal
Mon, Oct 13 - Wed, Oct 29
United Airlines Logo
12:53 pm - 6:35 pmPDX-OTP
19h 42m2 stops
United Airlines Logo
6:05 am - 10:53 amOTP-PDX
37h 48m2 stops
$690United Airlines
Find Deal
Mon, Oct 13 - Wed, Oct 29
British Airways Logo
7:25 pm - 1:25 amPDX-OTP
20h 00m1 stop
British Airways Logo
4:40 pm - 4:55 pmOTP-PDX
33h 15m1 stop
$726British Airways
Find Deal
Thu, Oct 23 - Tue, Oct 28
Delta Logo
12:40 am - 1:00 pmPDX-OTP
26h 20m2 stops
Delta Logo
6:05 am - 10:27 pmOTP-PDX
25h 22m2 stops
$736Delta
Find Deal
Sun, Oct 12 - Wed, Oct 29
Logo
7:40 pm - 6:35 pmPDX-OTP
36h 55m2 stops
Logo
5:55 am - 6:36 pmOTP-PDX
21h 41m2 stops
$746
Find Deal
Thu, Oct 23 - Tue, Oct 28
Delta Logo
11:10 am - 5:20 pmPDX-OTP
20h 10m2 stops
Delta Logo
6:00 am - 12:25 pmOTP-PDX
15h 25m1 stop
$755Delta
Find Deal
Mon, Oct 13 - Wed, Oct 29
Air Canada Logo
3:15 pm - 2:05 pmPDX-OTP
36h 50m2 stops
Air Canada Logo
5:55 am - 9:15 amOTP-PDX
37h 20m2 stops
$1,030Air Canada
Find Deal
Sat, Dec 13 - Sun, Jan 4
Turkish Airlines Logo
12:54 pm - 8:10 amPDX-OTP
33h 16m2 stops
Turkish Airlines Logo
9:30 am - 8:37 pmOTP-PDX
21h 07m2 stops
$1,327Turkish Airlines
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Sat, Aug 30 - Sat, Sep 13
United Airlines Logo
12:54 pm - 6:40 pmPDX-OTP
19h 46m2 stops
United Airlines Logo
2:50 pm - 10:01 amOTP-PDX
53h 11m2 stops
$1,663United Airlines
Find Deal
Thu, Dec 18 - Sat, Jan 3

Air Canada flights from Portland to Bucharest Otopeni Intl Airport

Our best Air Canada deals on Portland to Bucharest Otopeni Intl Airport flight tickets
Air Canada
Oct 13
PDX6:15 amPortland
26h 20m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Oct 29
OTP6:05 amBucharest Otopeni Intl
36h 10m
3 stops
PDX9:15 amPortland
$685
Find similar
Air Canada
Dec 13
PDX3:15 pmPortland
36h 50m
2 stops
OTP2:05 pmBucharest Otopeni Intl
Jan 4
OTP5:55 amBucharest Otopeni Intl
37h 20m
2 stops
PDX9:15 amPortland
$1,030
Find similar
Air Canada
Dec 13
PDX3:15 pmPortland
36h 50m
2 stops
OTP2:05 pmBucharest Otopeni Intl
Jan 4
OTP5:55 amBucharest Otopeni Intl
37h 20m
2 stops
PDX9:15 amPortland
$1,031
Find similar

British Airways flights from Portland to Bucharest Otopeni Intl Airport

Our best British Airways deals on Portland to Bucharest Otopeni Intl Airport flight tickets
British Airways
Oct 13
PDX7:25 pmPortland
20h 00m
1 stop
OTP1:25 amBucharest Otopeni Intl
Oct 29
OTP8:05 amBucharest Otopeni Intl
17h 50m
1 stop
PDX4:55 pmPortland
$676
Find similar
British Airways
Oct 23
PDX7:25 pmPortland
20h 00m
1 stop
OTP1:25 amBucharest Otopeni Intl
Oct 28
OTP4:40 pmBucharest Otopeni Intl
33h 15m
1 stop
PDX4:55 pmPortland
$726
Find similar
British Airways
Oct 23
PDX1:16 pmPortland
43h 49m
2 stops
OTP7:05 pmBucharest Otopeni Intl
Oct 28
OTP4:40 pmBucharest Otopeni Intl
33h 15m
1 stop
PDX4:55 pmPortland
$750
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Bucharest Otopeni Intl Airport 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 20, 2025.
Use the filters below to find and compare flights from Portland to Bucharest Otopeni Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 10/13

7:25 pm-1:25 am

1 stop20h 00m

Bucharest Otopeni Intl

Wed 10/29

8:05 am-4:55 pm

1 stop17h 50m

$676

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 10/13

6:15 am-6:35 pm

2 stops26h 20m

Bucharest Otopeni Intl

Wed 10/29

6:05 am-9:15 am

3 stops36h 10m

$685

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 10/13

12:53 pm-6:35 pm

2 stops19h 42m

Bucharest Otopeni Intl

Wed 10/29

6:05 am-10:53 am

2 stops37h 48m

$690

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 10/23

7:25 pm-1:25 am

1 stop20h 00m

Bucharest Otopeni Intl

Tue 10/28

4:40 pm-4:55 pm

1 stop33h 15m

$726

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 10/12

12:40 am-1:00 pm

2 stops26h 20m

Bucharest Otopeni Intl

Wed 10/29

6:05 am-10:27 pm

2 stops25h 22m

$736

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 10/23

7:40 pm-6:35 pm

2 stops36h 55m

Bucharest Otopeni Intl

Tue 10/28

5:55 am-6:36 pm

2 stops21h 41m

$746

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Mon 10/13

11:10 am-5:20 pm

2 stops20h 10m

Bucharest Otopeni Intl

Wed 10/29

6:00 am-12:25 pm

1 stop15h 25m

$755

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sat 12/13

3:15 pm-2:05 pm

2 stops36h 50m

Bucharest Otopeni Intl

Sun 1/4

5:55 am-9:15 am

2 stops37h 20m

$1,030

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sat 8/30

12:54 pm-8:10 am

2 stops33h 16m

Bucharest Otopeni Intl

Sat 9/13

9:30 am-8:37 pm

2 stops21h 07m

$1,327

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Thu 12/18

12:54 pm-6:40 pm

2 stops19h 46m

Bucharest Otopeni Intl

Sat 1/3

2:50 pm-10:01 am

2 stops53h 11m

$1,663

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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 Otopeni Intl Airport

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 Otopeni Intl Airport?

What is the cheapest month to fly to Bucharest Otopeni Intl Airport?

If you aren’t able to travel during the month of October, then book flights to Bucharest Otopeni Intl Airport from Portland during November instead. Flights to Bucharest Otopeni Intl Airport in November, while not as cheap as those in October, still average around $809.

What is the cheapest day to depart on your flight to Bucharest Otopeni Intl Airport?

Our data shows that Wednesday is the least expensive day to fly to Bucharest Otopeni Intl Airport. Tickets to fly out on this day can be as low as $958. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Bucharest Otopeni Intl Airport for around $1,383.

What is the cheapest time of day to depart on your flight to Bucharest Otopeni Intl Airport?

Our most recent data shows that the best time of day to fly to Bucharest Otopeni Intl Airport is in the morning. Flights from Portland to Bucharest Otopeni Intl Airport during this time can be as low as $1,015. In the afternoon is when there is more demand to fly to Bucharest Otopeni Intl Airport, so prices are often more expensive at around $1,103 per ticket.

How far in advance should I book a flight to Bucharest Otopeni Intl Airport?

You are more likely to see cheaper flights to Bucharest Otopeni Intl Airport from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest Otopeni Intl Airport for around $1,010 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest Otopeni Intl Airport from Portland for as low as $815 on momondo.

Can stopping save me money on Portland to Bucharest Otopeni Intl Airport flights?

You could potentially save up to 34% on your flight if you consider stops on a Portland to Bucharest Otopeni Intl Airport flight.

When to book flights from Portland to Bucharest Otopeni Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Bucharest Otopeni Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Bucharest Otopeni Intl Airport (PDX to OTP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Bucharest Otopeni Intl Airport

Direct flights

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

    The straight-line distance from Portland to Bucharest Otopeni Intl is 5921.2 mi. In terms of flight time, this usually takes a little over 13h 45m.

  • When did momondo last update prices for flights from Portland Airport to Bucharest Otopeni Intl Airport?

    Prices for flights from Portland Airport to Bucharest Otopeni Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Portland Airport to Bucharest Otopeni Intl Airport?

  • How old do you have to be to fly from Portland Airport to Bucharest Otopeni Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Bucharest Otopeni Intl Airport.

  • What documentation or ID do you need to fly to Bucharest Otopeni Intl Airport?

    The travel and health documents required for your trip to Bucharest Otopeni Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bucharest Otopeni Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Portland to Bucharest Otopeni Intl Airport?

Best airlines flying from Portland to Bucharest Otopeni Intl Airport

Compare and see reviews for airlines that fly from Portland to Bucharest Otopeni Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $624Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
British AirwaysPriceFrom $718Free CancellationRating
6.7
7,289 reviews
Search British Airways flights
Air CanadaPriceFrom $746Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
KLMPriceFrom $782Free CancellationRating
7.8
1,388 reviews
Search KLM flights
DeltaPriceFrom $820Free CancellationRating
7.9
7,982 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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Bucharest for you.

Can I find flights from Portland to Bucharest with flexible booking policies on momondo?

Yes. All flights to Bucharest from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to Bucharest?

Once you have performed a search for Portland to Bucharest flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Bucharest right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Portland to Bucharest now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bucharest and let you know when they change.

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