When did momondo last update prices for flights from Portland Airport to Sibiu Airport?

Prices for flights from Portland Airport to Sibiu Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Portland Airport to Sibiu Airport?

As of December 2025, there is 1 operator available to choose from for flights from Portland Airport to Sibiu Airport.

How old do you have to be to fly from Portland Airport to Sibiu Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Sibiu Airport.

What documentation or ID do you need to fly to Sibiu Airport?

The required travel and health documents for your Sibiu Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sibiu Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$690 Cheap Flights from Portland to Sibiu in 2025/26

1 adult

0 bags

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Find the cheapest flights from Portland to Sibiu

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Cheap round-trip flights

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10:56 am - 1:45 pm

PDX

SBZ

16h 49m2 stops

2:30 pm - 12:34 am

SBZ

PDX

20h 04m2 stops

$690United Airlines

Thu, Feb 19 - Mon, Feb 23

11:59 pm - 6:15 pm

PDX

SBZ

32h 16m2 stops

6:00 am - 10:59 pm

SBZ

PDX

26h 59m2 stops

$697United Airlines

Thu, Feb 19 - Mon, Feb 23

7:30 am - 1:45 pm

PDX

SBZ

20h 15m2 stops

6:00 am - 6:55 pm

SBZ

PDX

46h 55m3 stops

$703United Airlines

Thu, Feb 19 - Mon, Feb 23

11:59 pm - 6:15 pm

PDX

SBZ

32h 16m2 stops

6:00 am - 6:55 pm

SBZ

PDX

46h 55m3 stops

$710United Airlines

Thu, Feb 19 - Mon, Feb 23

3:50 pm - 6:15 pm

PDX

SBZ

40h 25m2 stops

6:00 am - 12:35 am

SBZ

PDX

28h 35m2 stops

$4,531Lufthansa

Sun, Feb 22 - Thu, Mar 5

7:30 am - 6:15 pm

PDX

SBZ

24h 45m2 stops

2:30 pm - 10:59 pm

SBZ

PDX

42h 29m2 stops

$4,767United Airlines

Wed, Feb 18 - Sun, Mar 1

7:30 am - 6:15 pm

PDX

SBZ

24h 45m2 stops

2:30 pm - 6:55 pm

SBZ

PDX

62h 25m3 stops

$5,432United Airlines

Wed, Feb 18 - Sun, Mar 1

10:56 am - 1:45 pm

PDX

SBZ

40h 49m3 stops

2:30 pm - 6:55 pm

SBZ

PDX

62h 25m3 stops

$6,356United Airlines

Wed, Feb 18 - Sun, Mar 1

United Airlines flights from Portland to Sibiu

Our best United Airlines deals on Portland to Sibiu flight tickets

United Airlines

Feb 19

PDX10:56 amPortland

16h 49m

2 stops

SBZ1:45 pmSibiu

Feb 23

SBZ2:30 pmSibiu

20h 04m

2 stops

PDX12:34 amPortland

$690

Find similar

United Airlines

Feb 19

PDX11:59 pmPortland

32h 16m

2 stops

SBZ6:15 pmSibiu

Feb 23

SBZ6:00 amSibiu

26h 59m

2 stops

PDX10:59 pmPortland

$697

Find similar

United Airlines

Feb 19

PDX7:30 amPortland

20h 15m

2 stops

SBZ1:45 pmSibiu

Feb 23

SBZ6:00 amSibiu

46h 55m

3 stops

PDX6:55 pmPortland

$703

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandSibiu

PDX - SBZ

PDXSBZ

Portland

Thu 2/19

10:56 am-1:45 pm

2 stops16h 49m

Sibiu

Mon 2/23

2:30 pm-12:34 am

2 stops20h 04m

$690

PortlandSibiu

PDX - SBZ

PDXSBZ

Portland

Thu 2/19

11:59 pm-6:15 pm

2 stops32h 16m

Sibiu

Mon 2/23

6:00 am-10:59 pm

2 stops26h 59m

$697

PortlandSibiu

PDX - SBZ

PDXSBZ

Portland

Thu 2/19

7:30 am-1:45 pm

2 stops20h 15m

Sibiu

Mon 2/23

6:00 am-6:55 pm

3 stops46h 55m

$703

PortlandSibiu

PDX - SBZ

PDXSBZ

Portland

Thu 2/19

11:59 pm-6:15 pm

2 stops32h 16m

Sibiu

Mon 2/23

6:00 am-6:55 pm

3 stops46h 55m

$710

PortlandSibiu

PDX - SBZ

PDXSBZ

Portland

Sun 2/22

3:50 pm-6:15 pm

2 stops40h 25m

Sibiu

Thu 3/5

6:00 am-12:35 am

2 stops28h 35m

$4,531

PortlandSibiu

PDX - SBZ

PDXSBZ

Portland

Wed 2/18

7:30 am-6:15 pm

2 stops24h 45m

Sibiu

Sun 3/1

2:30 pm-10:59 pm

2 stops42h 29m

$4,767

PortlandSibiu

PDX - SBZ

PDXSBZ

Portland

Wed 2/18

7:30 am-6:15 pm

2 stops24h 45m

Sibiu

Sun 3/1

2:30 pm-6:55 pm

3 stops62h 25m

$5,432

PortlandSibiu

PDX - SBZ

PDXSBZ

Portland

Wed 2/18

10:56 am-1:45 pm

3 stops40h 49m

Sibiu

Sun 3/1

2:30 pm-6:55 pm

3 stops62h 25m

$6,356

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Portland to Sibiu

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 cheapest day to depart on your flight to Sibiu?

The cheapest day to depart from Portland to Sibiu is on a Saturday when prices can be found for as low as $1,115. On the other hand, Friday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,850.

What is the cheapest time of day to depart on your flight to Sibiu?

Our most recent data shows that the best time of day to fly to Sibiu is in the morning. Flights from Portland to Sibiu during this time can be as low as $1,489. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,822 on average. Flights to Sibiu from Portland in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Portland to Sibiu

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Sibiu according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Sibiu (PDX to SBZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Sibiu

Fastest flight time	20h 35m
Direct flights	None

The fastest flight from Portland to Sibiu takes 20h 35m

There are no direct flights from Portland to Sibiu. There are no popular flight routes from Portland to Sibiu.

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How far is Portland to Sibiu by plane?
Portland and Sibiu are 5807.0 mi apart from one another. By plane, this route typically takes 20h 35m.
When did momondo last update prices for flights from Portland Airport to Sibiu Airport?
Prices for flights from Portland Airport to Sibiu Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Sibiu Airport?
As of December 2025, there is 1 operator available to choose from for flights from Portland Airport to Sibiu Airport.
How old do you have to be to fly from Portland Airport to Sibiu Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Sibiu Airport.
What documentation or ID do you need to fly to Sibiu Airport?
The required travel and health documents for your Sibiu Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sibiu Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Portland to Sibiu?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland to Sibiu is United Airlines (100% of total bookings).

Best airlines flying from Portland to Sibiu

Compare and see reviews for airlines that fly from Portland to Sibiu with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $919	Free Cancellation	Rating 7.4 9,105 reviews		Search United Airlines flights

Alba Iulia

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Sibiu?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Sibiu. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Sibiu 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 Sibiu?

momondo helps you find the best flight between Portland and Sibiu by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Sibiu from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.