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Cheap flights from Portland to Porto from $333

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:10 pm - 3:25 pmPDX  Portland-OPO Porto
36h 15m2 stops Vancouver Intl Frankfurt am Main
Multiple Airlines Logo
6:00 am - 6:31 pmOPO  Porto-PDX Portland
20h 31m2 stops Frankfurt am Main Vancouver Intl
$706Multiple Airlines
Sun, Jan 31 - Wed, Feb 24
Multiple Airlines Logo
7:10 am - 3:20 pmPDX  Portland-OPO Porto
24h 10m2 stops Chicago O'Hare Intl Frankfurt am Main
Multiple Airlines Logo
6:00 am - 6:30 pmOPO  Porto-PDX Portland
20h 30m2 stops Frankfurt am Main Vancouver Intl
$711Multiple Airlines
Wed, Feb 3 - Wed, Mar 3
KLM Logo
1:20 pm - 10:30 amPDX  Portland-OPO Porto
13h 10m1 stop Amsterdam Schiphol
KLM Logo
5:00 am - 11:20 amOPO  Porto-PDX Portland
14h 20m1 stop Amsterdam Schiphol
$719KLM
Mon, Jan 18 - Fri, Jan 22
KLM Logo
1:20 pm - 11:25 amPDX  Portland-OPO Porto
14h 05m1 stop Amsterdam Schiphol
KLM Logo
5:00 am - 11:20 amOPO  Porto-PDX Portland
14h 20m1 stop Amsterdam Schiphol
$719KLM
Sun, Jan 31 - Wed, Feb 24
Delta Logo
1:20 pm - 10:30 amPDX  Portland-OPO Porto
13h 10m1 stop Amsterdam Schiphol
Delta Logo
11:15 am - 11:20 amOPO  Porto-PDX Portland
32h 05m1 stop Amsterdam Schiphol
$719Delta
Sun, Jan 10 - Thu, Jan 21
Delta Logo
6:40 am - 10:00 pmPDX  Portland-OPO Porto
31h 20m2 stops Seattle/Tacoma Intl Paris Charles de Gaulle
Delta Logo
5:00 am - 11:20 amOPO  Porto-PDX Portland
14h 20m1 stop Amsterdam Schiphol
$719Delta
Tue, Jan 5 - Fri, Jan 22
Multiple Airlines Logo
7:00 am - 10:35 amPDX  Portland-OPO Porto
20h 35m2 stops New York John F Kennedy Intl Paris Charles de Gaulle
Multiple Airlines Logo
5:00 am - 12:20 pmOPO  Porto-PDX Portland
14h 20m1 stop Amsterdam Schiphol
$719Multiple Airlines
Tue, Mar 16 - Wed, Mar 24
KLM Logo
2:20 pm - 11:25 amPDX  Portland-OPO Porto
14h 05m1 stop Amsterdam Schiphol
KLM Logo
5:00 am - 12:20 pmOPO  Porto-PDX Portland
14h 20m1 stop Amsterdam Schiphol
$719KLM
Sun, Mar 14 - Wed, Mar 24
United Airlines Logo
10:59 pm - 9:30 amPDX  Portland-OPO Porto
27h 31m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
6:00 am - 8:33 pmOPO  Porto-PDX Portland
21h 33m2 stops Frankfurt am Main San Francisco
$728United Airlines
Mon, Mar 15 - Tue, Mar 23
United Airlines Logo
7:00 am - 9:30 amPDX  Portland-OPO Porto
19h 30m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
6:00 am - 9:21 pmOPO  Porto-PDX Portland
22h 21m2 stops Frankfurt am Main Newark
$728United Airlines
Tue, Mar 16 - Tue, Mar 23

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United Airlines flights from Portland to Porto

Our best United Airlines deals on Portland to Porto flight tickets
United Airlines
Mar 13
PDX10:59 pmPortland
26h 31m
2 stops
OPO9:30 amPorto
Mar 23
OPO6:00 amPorto
25h 54m
2 stops
PDX12:54 amPortland
$728
United Airlines
Mar 1
PDX10:45 amPortland
14h 45m
2 stops
OPO9:30 amPorto
Mar 5
OPO12:35 pmPorto
32h 40m
2 stops
PDX1:15 pmPortland
$737
United Airlines
Mar 1
PDX5:15 amPortland
20h 15m
2 stops
OPO9:30 amPorto
Mar 5
OPO12:35 pmPorto
16h 46m
1 stop
PDX9:21 pmPortland
$738

Lufthansa flights from Portland to Porto

Our best Lufthansa deals on Portland to Porto flight tickets
Lufthansa
Mar 13
PDX2:30 pmPortland
40h 50m
2 stops
OPO3:20 pmPorto
Mar 22
OPO1:45 pmPorto
42h 09m
2 stops
PDX12:54 amPortland
$765
Lufthansa
Mar 12
PDX7:30 amPortland
32h 10m
2 stops
OPO11:40 pmPorto
Mar 22
OPO1:45 pmPorto
42h 09m
2 stops
PDX12:54 amPortland
$803
Lufthansa
Mar 13
PDX2:30 pmPortland
37h 10m
2 stops
OPO11:40 amPorto
Mar 21
OPO1:45 pmPorto
42h 09m
2 stops
PDX12:54 amPortland
$815

momondo Fare Finder

 
Use the filters below to find and compare flights from Portland to Porto that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Sun 1/31

7:10 pm-3:25 pm

2 stops36h 15m

Porto

Wed 2/24

6:00 am-6:31 pm

2 stops20h 31m

$706

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Wed 2/3

7:10 am-3:20 pm

2 stops24h 10m

Porto

Wed 3/3

6:00 am-6:30 pm

2 stops20h 30m

$711
Quickest round-trip

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Mon 1/18

1:20 pm-10:30 am

1 stop13h 10m

Porto

Fri 1/22

5:00 am-11:20 am

1 stop14h 20m

$719

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Sun 1/31

1:20 pm-11:25 am

1 stop14h 05m

Porto

Wed 2/24

5:00 am-11:20 am

1 stop14h 20m

$719

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Sun 1/10

1:20 pm-10:30 am

1 stop13h 10m

Porto

Thu 1/21

11:15 am-11:20 am

1 stop32h 05m

$719

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Tue 1/5

6:40 am-10:00 pm

2 stops31h 20m

Porto

Fri 1/22

5:00 am-11:20 am

1 stop14h 20m

$719

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Tue 3/16

7:00 am-10:35 am

2 stops20h 35m

Porto

Wed 3/24

5:00 am-12:20 pm

1 stop14h 20m

$719

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Sun 3/14

2:20 pm-11:25 am

1 stop14h 05m

Porto

Wed 3/24

5:00 am-12:20 pm

1 stop14h 20m

$719

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Mon 3/15

10:59 pm-9:30 am

2 stops27h 31m

Porto

Tue 3/23

6:00 am-8:33 pm

2 stops21h 33m

$728

PortlandPorto

PDX Portland - OPO Porto

PDXOPO

Portland

Tue 3/16

7:00 am-9:30 am

2 stops19h 30m

Porto

Tue 3/23

6:00 am-9:21 pm

2 stops22h 21m

$728

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 Porto from

How to get the cheapest flight ticket from Portland to Porto

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 Porto?

Prices are currently low for flights on this route.

Typical prices usually range from $965 to $1,250.
The lowest price recently found on this route was $706.

What is the cheapest month to fly to Porto?

The month of January is, on average, the cheapest month to fly to Porto from Portland, with most prices found around $484. If you aren’t able to travel during the month of January, then book flights to Porto from Portland during December instead. Flights to Porto in December, while not as cheap as those in January, still average around $502.

Can stopping save me money on Portland to Porto flights?

You could potentially save up to 13% on your flight if you consider stops on a Portland to Porto flight.

When to book flights from Portland to Porto

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

Cheap Portland to Porto (PDX to OPO) flight deals and tips

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

Best Price Found

$333

Fastest flight time

13h 10m

Direct flights

None
The best one-way flight to Porto from Portland in the past 72 hours is $333. The best round-trip flight deal from Portland to Porto found on momondo in the last 72 hours is $706.
The fastest flight from Portland to Porto takes 13h 10m
There are no direct flights from Portland to Porto. There are no popular flight routes from Portland to Porto.
Search flight deals

Frequently asked questions about flying from Portland to Porto

  • How far is Portland to Porto by plane?

    A flight from Portland to Porto will travel around 5195.4 mi. Flights usually cover this in 13h 10m, depending on flying conditions and air traffic around both airports.

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

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

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

  • How old do you have to be to fly from Portland Airport to Porto 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 Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents required for your trip to Porto 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 Porto 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 Porto?

Best airlines flying from Portland to Porto

Compare and see reviews for airlines that fly from Portland to Porto with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $494Free CancellationRating
7.8
8,628 reviews
Search Delta flights
KLMPriceFrom $498Free CancellationRating
7.8
1,577 reviews
Search KLM flights
United AirlinesPriceFrom $502Free CancellationRating
7.4
10,283 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Vila Nova de Gaia
Braga
Aveiro
Pinhao
Matosinhos
Esposende
Chaves
Viseu
Espinho
Arcos de Valdevez
Guimarães
Lamego
Ponte de Lima
Caminha
Penafiel
Mira

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Porto 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 Porto?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Porto.

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

Yes momondo offers price alerts on flights to Porto 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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