Skyscanner home

659 € Cheap Flights from Sacramento International to Porto

Compare Sacramento International to Porto flight deals

Find the cheapest month or even day of the year to fly to Porto

Book the best Porto fare with no extra fees

Flight deals from Sacramento International to Porto

Looking for a cheap last-minute deal or the best return flight from Sacramento International Airport to Porto Airport? If you want to travel next month, return fares start from 805 €. Find the lowest prices on one-way and return tickets right here.
Porto.659 € per passenger.Departing Sun, 15 Nov, returning Tue, 24 Nov.Return flight with United and Lufthansa.Outbound indirect flight with United, departs from Sacramento International on Sun, 15 Nov, arriving in Porto.Inbound indirect flight with Lufthansa, departs from Porto on Tue, 24 Nov, arriving in Sacramento International.Price includes taxes and charges.From 659 €, select.
Porto.743 € per passenger.Departing Tue, 20 Oct, returning Wed, 28 Oct.Return flight with United.Outbound indirect flight with United, departs from Sacramento International on Tue, 20 Oct, arriving in Porto.Inbound indirect flight with United, departs from Porto on Wed, 28 Oct, arriving in Sacramento International.Price includes taxes and charges.From 743 €, select.
Porto.793 € per passenger.Departing Sun, 30 Aug, returning Tue, 15 Sep.Return flight with Frontier Airlines and Ryanair.Outbound indirect flight with Frontier Airlines, departs from Sacramento International on Sun, 30 Aug, arriving in Porto.Inbound indirect flight with Ryanair, departs from Porto on Tue, 15 Sep, arriving in Sacramento International.Price includes taxes and charges.From 793 €, select.
Porto.805 € per passenger.Departing Sat, 19 Sep, returning Sat, 26 Sep.Return flight with jetBlue and Ryanair.Outbound indirect flight with jetBlue, departs from Sacramento International on Sat, 19 Sep, arriving in Porto.Inbound indirect flight with Ryanair, departs from Porto on Sat, 26 Sep, arriving in Sacramento International.Price includes taxes and charges.From 805 €, select.
Porto.964 € per passenger.Departing Fri, 21 May, returning Sun, 30 May.Return flight with Delta.Outbound indirect flight with Delta, departs from Sacramento International on Fri, 21 May, arriving in Porto.Inbound indirect flight with Delta, departs from Porto on Sun, 30 May, arriving in Sacramento International.Price includes taxes and charges.From 964 €, select.
Porto.1.118 € per passenger.Departing Sat, 8 Aug, returning Sat, 15 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from Sacramento International on Sat, 8 Aug, arriving in Porto.Inbound indirect flight with Delta, departs from Porto on Sat, 15 Aug, arriving in Sacramento International.Price includes taxes and charges.From 1.118 €, select.
Porto.1.307 € per passenger.Departing Wed, 23 Dec, returning Sun, 3 Jan.Return flight with Air Canada and TAP Air Portugal.Outbound indirect flight with Air Canada, departs from Sacramento International on Wed, 23 Dec, arriving in Porto.Inbound indirect flight with TAP Air Portugal, departs from Porto on Sun, 3 Jan, arriving in Sacramento International.Price includes taxes and charges.From 1.307 €, select.
Porto.1.492 € per passenger.Departing Fri, 16 Apr, returning Mon, 26 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from Sacramento International on Fri, 16 Apr, arriving in Porto.Inbound indirect flight with Delta, departs from Porto on Mon, 26 Apr, arriving in Sacramento International.Price includes taxes and charges.From 1.492 €, select.
Porto.1.633 € per passenger.Departing Wed, 23 Jun, returning Wed, 7 Jul.Return flight with Air Canada and Ryanair.Outbound indirect flight with Air Canada, departs from Sacramento International on Wed, 23 Jun, arriving in Porto.Inbound indirect flight with Ryanair, departs from Porto on Wed, 7 Jul, arriving in Sacramento International.Price includes taxes and charges.From 1.633 €, select.

Find the cheapest month to fly from Sacramento International to Porto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sacramento International to Porto flights are currently cheapest in November.
Aug
from 1.118 €
Sep
from 805 €
Oct
from 743 €
Nov
from 659 €
Dec
Find prices
Jan
Find prices
Feb
Find prices
Mar
Find prices
Apr
from 1.492 €
May
from 964 €
Jun
Find prices
Jul
Find prices

Sacramento International to Porto: Alternative routes

Compare routes from Sacramento International to Porto below. You may find an airport to fly into that's cheaper, faster, or easier than Porto.

Porto

12km from central Porto
ClosestCheapest
from 659 €
Search flights

Vila Real

76km from central Porto
Search flights

Viseu G. Lobato

81km from central Porto
Search flights

Sacramento to Porto: Flight information

The things to know before you go.
Cheapest flight found659 €
Cheapest month to flyNovember

Finding cheap flights from Sacramento International to Porto: Frequently asked questions

The best price we found for a return flight from Sacramento International to Porto is 659 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Sacramento International to Porto. But we found flights with one or more stops from 659 €.
As of August 2026, there are no flights flying from Sacramento International to Porto.
The cheapest month to fly from Sacramento International to Porto is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sacramento International Airport to Porto Airport on Sunday, 15 November 2026.
No airlines currently offer direct flights between Sacramento International Airport and Porto Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, United offers the cheapest flight tickets to Porto.

Travelling from Sacramento International Airport (SMF) to Porto Airport (OPO): what you need to know

  • The timezone in Porto is UTC+0, which is eight hours ahead of Sacramento.

  • To ensure you catch your SMF to OPO flight, leave enough time for things like check-in and baggage drop. Arriving two hours ahead of international departures and an hour before domestic flights is the standard rule.

  • Travelling during a peak month like July? Major public holidays and other high seasons can mean longer lines at security. Be extra cautious and get there up to four hours before an international flight and two hours before domestic departures.

  • Choose a stopover if you'd love to break up your flight. Simply uncheck 'Direct flights only' to see all your options for tickets from Sacramento International Airport to Porto Airport. New York Newark Airport is a popular stopover on the SMF to OPO route.

How to find the cheapest flights from Sacramento International Airport (SMF) to Porto Airport (OPO)

  • 305 € is currently the best price for a one-way Sacramento International Airport to Porto Airport flight. Return flights start from 659 €. These fares can change based on demand and availability.

  • To score cheap tickets from SMF to OPO, book as early as you can. Airlines typically offer lower prices when flights are first released.

  • The 'Whole month' search function shows you the cheapest flights from Sacramento International Airport to Porto Airport across the entire month. It's a great way to snap up a bargain if your dates aren't set in stone.

  • You don't need to check back in every day to find out if fares have gone down when you set up a Price Alert. We'll update you as soon as there's a new deal on cheap flights from SMF to OPO.

  • Choose your ideal departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Sacramento International Airport to Porto Airport.

Handy information about Sacramento International Airport (SMF)

  • SMF's address is 6900 Airport Boulevard.

  • Sacramento International Airport gets top marks for on-time performance. 81% of flights that depart SMF arrive at their destination on time.

  • Central Sacramento to Sacramento International Airport is approximately 19 kilometres. Depending on traffic, it'll take about 20 minutes to get there if you're driving, ride-sharing or catching a taxi.

  • Planning to take public transport? Expect a journey time of around 50 minutes.

  • Looking for a place to stay before your flight from Sacramento International Airport to Porto Airport? Consider Holiday Inn Express & Suites Sacramento Airport Natomas by IHG. Get a good night's rest here before making your way to SMF.

Arriving at Porto Airport (OPO)

  • Reserve a hotel close to OPO if you're on a late Sacramento International Airport to Porto Airport flight. Select one of these accommodation options and skip the long transfer after landing:

  • Get your adventure underway by picking up a Porto Airport rental car. Grab a set of wheels from Klass Wagen, Goldcar or Drive & Go and explore beyond Porto's usual tourist stops.

  • Booking your vehicle from Porto Airport about three weeks ahead increases your chances of getting a good deal.

When to fly to Porto Airport (OPO)

  • It's time to work out your trip dates for your flight from Sacramento International Airport to Porto Airport. August is the most popular month to visit Porto. If you prefer a more relaxed vibe, go in March.

  • Before locking in your flight from Sacramento International Airport to Porto Airport, think about the type of weather you enjoy. August is the warmest month in Porto, with temperatures ranging from 14ºC (57ºF) to 32ºC (90ºF).

  • If you want cooler conditions, search for a cheap ticket from SMF to OPO in January. Average temperatures are between 3ºC (37ºF) and 14ºC (57ºF) then.

Explore more of Portugal

  • Porto has its own special appeal, but there are so many other corners of Portugal just waiting to be discovered. Around 274 kilometres south of Porto, a trip to Lisbon will keep your itinerary packed. Don't miss top attractions like Pasteis de Belém, belém and Real Mosteiro de Santa Maria de Belém.

  • Around 274 kilometres south of Porto, Amadora is another essential stop in Portugal. Experience this destination's highlights firsthand at Roman Villa, Park Fantasia and Palácio dos Condes da Lousã.

Plan the rest of your trip from Sacramento to Porto

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.