Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland to Bucharest

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:07 pm - 1:10 am
PDX
-
OTP
23h 03m
2 stops
United Airlines Logo
6:05 am - 7:06 pm
OTP
-
PDX
23h 01m
2 stops
$776United Airlines
Tue, Aug 25 - Fri, Oct 2
SWISS Logo
10:45 am - 3:20 pm
PDX
-
OTP
18h 35m
2 stops
SWISS Logo
4:10 pm - 7:06 pm
OTP
-
PDX
36h 56m
2 stops
$778SWISS
Tue, Aug 25 - Mon, Sep 28
United Airlines Logo
5:00 am - 6:35 pm
PDX
-
OTP
27h 35m
2 stops
United Airlines Logo
6:05 am - 12:59 am
OTP
-
PDX
28h 54m
3 stops
$779United Airlines
Tue, Aug 25 - Fri, Oct 2
United Airlines Logo
4:07 pm - 1:10 am
PDX
-
OTP
23h 03m
2 stops
United Airlines Logo
6:05 am - 11:02 pm
OTP
-
PDX
26h 57m
3 stops
$786United Airlines
Sun, Aug 23 - Tue, Sep 29
Delta Logo
10:05 pm - 12:45 pm
PDX
-
OTP
28h 40m
2 stops
Delta Logo
7:05 am - 11:10 am
OTP
-
PDX
14h 05m
1 stop
$790Delta
Sun, Sep 20 - Thu, Oct 1
British Airways Logo
7:30 pm - 5:20 pm
PDX
-
OTP
35h 50m
1 stop
British Airways Logo
3:40 pm - 5:40 pm
OTP
-
PDX
36h 00m
1 stop
$791British Airways
Sun, Aug 23 - Mon, Sep 28
United Airlines Logo
4:07 pm - 1:10 am
PDX
-
OTP
23h 03m
2 stops
United Airlines Logo
6:05 am - 7:06 pm
OTP
-
PDX
23h 01m
2 stops
$793United Airlines
Sun, Sep 20 - Fri, Oct 2
SWISS Logo
3:43 pm - 3:20 pm
PDX
-
OTP
37h 37m
2 stops
SWISS Logo
6:20 am - 7:06 pm
OTP
-
PDX
22h 46m
2 stops
$795SWISS
Tue, Sep 22 - Wed, Sep 30
Delta Logo
10:05 pm - 12:45 pm
PDX
-
OTP
28h 40m
2 stops
Delta Logo
7:05 am - 8:50 pm
OTP
-
PDX
23h 45m
2 stops
$800Delta
Sun, Sep 20 - Tue, Oct 6
Delta Logo
2:30 pm - 12:45 pm
PDX
-
OTP
36h 15m
2 stops
Delta Logo
2:00 pm - 11:10 am
OTP
-
PDX
31h 10m
1 stop
$801Delta
Sat, Aug 29 - Tue, Sep 29

United Airlines flights from Portland to Bucharest

Our best United Airlines deals on Portland to Bucharest flight tickets
United Airlines
Aug 25
PDX4:07 pmPortland
23h 03m
2 stops
OTP1:10 amBucharest Otopeni Intl
Oct 1
OTP6:05 amBucharest Otopeni Intl
23h 01m
2 stops
PDX7:06 pmPortland
$776
United Airlines
Aug 25
PDX5:00 amPortland
27h 35m
2 stops
OTP6:35 pmBucharest Otopeni Intl
Oct 2
OTP6:05 amBucharest Otopeni Intl
28h 54m
3 stops
PDX12:59 amPortland
$779
United Airlines
Aug 23
PDX4:07 pmPortland
23h 03m
2 stops
OTP1:10 amBucharest Otopeni Intl
Sep 29
OTP6:05 amBucharest Otopeni Intl
26h 57m
3 stops
PDX11:02 pmPortland
$786

SWISS flights from Portland to Bucharest

Our best SWISS deals on Portland to Bucharest flight tickets
SWISS
Aug 25
PDX10:45 amPortland
18h 35m
2 stops
OTP3:20 pmBucharest Otopeni Intl
Sep 28
OTP4:10 pmBucharest Otopeni Intl
36h 56m
2 stops
PDX7:06 pmPortland
$778
SWISS
Sep 22
PDX3:43 pmPortland
37h 37m
2 stops
OTP3:20 pmBucharest Otopeni Intl
Sep 30
OTP6:20 amBucharest Otopeni Intl
22h 46m
2 stops
PDX7:06 pmPortland
$795
SWISS
Aug 27
PDX10:45 amPortland
28h 25m
2 stops
OTP1:10 amBucharest Otopeni Intl
Sep 29
OTP6:20 amBucharest Otopeni Intl
22h 46m
2 stops
PDX7:06 pmPortland
$828

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 26, 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

4:07 pm-1:10 am

2 stops23h 03m

Bucharest Otopeni Intl

Fri 10/2

6:05 am-7:06 pm

2 stops23h 01m

$776

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 8/25

10:45 am-3:20 pm

2 stops18h 35m

Bucharest Otopeni Intl

Mon 9/28

4:10 pm-7:06 pm

2 stops36h 56m

$778

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 8/25

5:00 am-6:35 pm

2 stops27h 35m

Bucharest Otopeni Intl

Fri 10/2

6:05 am-12:59 am

3 stops28h 54m

$779

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 8/23

4:07 pm-1:10 am

2 stops23h 03m

Bucharest Otopeni Intl

Tue 9/29

6:05 am-11:02 pm

3 stops26h 57m

$786
Quickest round-trip

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 9/20

10:05 pm-12:45 pm

2 stops28h 40m

Bucharest Otopeni Intl

Thu 10/1

7:05 am-11:10 am

1 stop14h 05m

$790

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 8/23

7:30 pm-5:20 pm

1 stop35h 50m

Bucharest Otopeni Intl

Mon 9/28

3:40 pm-5:40 pm

1 stop36h 00m

$791

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 9/20

4:07 pm-1:10 am

2 stops23h 03m

Bucharest Otopeni Intl

Fri 10/2

6:05 am-7:06 pm

2 stops23h 01m

$793

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Tue 9/22

3:43 pm-3:20 pm

2 stops37h 37m

Bucharest Otopeni Intl

Wed 9/30

6:20 am-7:06 pm

2 stops22h 46m

$795

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sun 9/20

10:05 pm-12:45 pm

2 stops28h 40m

Bucharest Otopeni Intl

Tue 10/6

7:05 am-8:50 pm

2 stops23h 45m

$800

PortlandBucharest

PDX - OTP

PDXOTP

Portland

Sat 8/29

2:30 pm-12:45 pm

2 stops36h 15m

Bucharest Otopeni Intl

Tue 9/29

2:00 pm-11:10 am

1 stop31h 10m

$801

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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, 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 March is also cheap. Prices for this month can be found on momondo for an average of $560.

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
8,461 reviews
Search Delta flights
British AirwaysPriceFrom $571Free CancellationRating
6.7
7,919 reviews
Search British Airways flights
KLMPriceFrom $618Free CancellationRating
7.8
1,508 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 5/26
Tue 6/2
By creating a price alert you accept our terms of use and privacy policy.

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