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Cheap flights from Portland to Porto from $397

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 Porto departing on 5/11. 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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Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Portland to Porto.
Air Canada Logo
7:40 pm - 6:15 pmPDX-OPO
38h 35m2 stops
Air Canada Logo
6:15 am - 6:24 pmOPO-PDX
19h 09m2 stops
$790Air Canada
Find Deal
Sat, Oct 18 - Sun, Oct 26
Air Canada Logo
7:40 pm - 6:30 pmPDX-OPO
38h 50m2 stops
Air Canada Logo
6:00 am - 9:21 amOPO-PDX
35h 21m2 stops
$804Air Canada
Find Deal
Tue, Oct 7 - Tue, Oct 21
United Airlines Logo
9:54 am - 9:45 amPDX-OPO
15h 51m1 stop
United Airlines Logo
6:00 am - 10:30 pmOPO-PDX
24h 30m2 stops
$813United Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 21
United Airlines Logo
5:00 am - 9:45 amPDX-OPO
20h 45m2 stops
United Airlines Logo
6:00 am - 10:37 pmOPO-PDX
24h 37m3 stops
$817United Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 21
Delta Logo
11:20 am - 3:30 pmPDX-OPO
20h 10m2 stops
Delta Logo
5:00 am - 12:25 pmOPO-PDX
14h 25m1 stop
$844Delta
Find Deal
Sat, Oct 18 - Sun, Oct 26
KLM Logo
1:15 pm - 10:15 pmPDX-OPO
25h 00m1 stop
KLM Logo
11:15 am - 12:25 pmOPO-PDX
32h 10m1 stop
$845KLM
Find Deal
Sat, Oct 18 - Sun, Oct 26
KLM Logo
1:15 pm - 3:35 pmPDX-OPO
18h 20m1 stop
KLM Logo
11:15 am - 12:25 pmOPO-PDX
32h 10m1 stop
$846KLM
Find Deal
Sat, Oct 18 - Sun, Oct 26
 Logo
1:45 pm - 11:45 amPDX-OPO
38h 00m2 stops
 Logo
1:30 pm - 12:52 pmOPO-PDX
31h 22m2 stops
Sat, Jun 7 - Sat, Jun 14
 Logo
7:40 pm - 11:45 amPDX-OPO
32h 05m3 stops
 Logo
1:30 pm - 12:52 pmOPO-PDX
31h 22m2 stops
Sat, Jun 7 - Sat, Jun 14
Delta Logo
12:55 pm - 3:35 pmPDX-OPO
18h 40m1 stop
Delta Logo
9:20 am - 11:29 pmOPO-PDX
22h 09m2 stops
$1,022Delta
Find Deal
Sun, Aug 31 - Fri, Oct 3

Air Canada flights from Portland to Porto

Our best Air Canada deals on Portland to Porto flight tickets
Air Canada
Oct 18
PDX7:40 pmPortland
38h 35m
2 stops
OPO6:15 pmPorto
Oct 26
OPO6:15 amPorto
19h 09m
2 stops
PDX6:24 pmPortland
Air Canada
Oct 7
PDX7:40 pmPortland
38h 50m
2 stops
OPO6:30 pmPorto
Oct 21
OPO6:00 amPorto
35h 21m
2 stops
PDX9:21 amPortland
Air Canada
Jul 29
PDX7:40 pmPortland
29h 40m
2 stops
OPO9:20 amPorto
Aug 12
OPO12:50 pmPorto
30h 53m
2 stops
PDX11:43 amPortland

Delta flights from Portland to Porto

Our best Delta deals on Portland to Porto flight tickets
Delta
Oct 18
PDX11:20 amPortland
20h 10m
2 stops
OPO3:30 pmPorto
Oct 26
OPO5:00 amPorto
14h 25m
1 stop
PDX12:25 pmPortland
Delta
Aug 31
PDX12:55 pmPortland
18h 40m
1 stop
OPO3:35 pmPorto
Oct 3
OPO9:20 amPorto
22h 09m
2 stops
PDX11:29 pmPortland
Delta
Jun 19
PDX2:05 pmPortland
22h 10m
2 stops
OPO8:15 pmPorto
Jul 10
OPO6:30 amPorto
25h 06m
2 stops
PDX11:36 pmPortland

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?

What is the cheapest month to fly to Porto?

The month of February is, on average, the cheapest month to fly to Porto from Portland, with most prices found around $742. If you aren’t able to travel during the month of February, then book flights to Porto from Portland during November instead. Flights to Porto in November, while not as cheap as those in February, still average around $785.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Monday when prices can be found for as low as $1,088. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,428. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

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

At noon is the cheapest time of day to fly from Portland to Porto when you can find flight prices for as low as $1,088. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,278 on average. Flights to Porto from Portland in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from Portland when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $1,086 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Portland for as low as $902 on momondo.

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

$397

Fastest flight time

13h 06m

Direct flights

None

Airports in Porto

1 airport
The best one-way flight to Porto from Portland in the past 72 hours is $397. The best round-trip flight deal from Portland to Porto found on momondo in the last 72 hours is $790.
The fastest flight from Portland to Porto takes 13h 06m
There are no direct flights from Portland to Porto. Popular non-direct route for this connection is Portland Airport - Porto Airport.
There is 1 airport near Porto: Porto (OPO)

  • 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 06m, 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
Air CanadaPriceFrom $658Free CancellationRating
7.0
9,189 reviews
Search Air Canada flights
DeltaPriceFrom $704Free CancellationRating
8.0
7,920 reviews
Search Delta flights
United AirlinesPriceFrom $733Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
KLMPriceFrom $773Free CancellationRating
7.8
1,333 reviews
Search KLM flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Aveiro
Matosinhos
Vila Nova de Gaia
Caminha
Braga
Chaves
Guimarães
Arcos de Valdevez
Espinho
Esposende
Viseu
Lamego
Ponte de Lima
Mira
Baiao
Pinhao
Santa Maria da Feira
Curia
Mesao Frio

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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