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 to Porto? Find the lowest prices on one-way and return tickets right here.

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 October.

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.

Sacramento to Porto: Flight information

The things to know before you go.
Cheapest flight foundR 7,271
Cheapest month to flyOctober

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 R 21,860. 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 R 21,860.
As of September 2025, there are no flights flying from Sacramento International to Porto.
The cheapest month to fly from Sacramento International to Porto is usually May.
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 Friday, 15 May 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, Alaska Airlines offers the cheapest flight tickets to Porto.

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

  • Porto is seven hours ahead of Sacramento and is in the UTC+0 timezone.

  • To ensure you get on your SMF to OPO flight, leave plenty of time to navigate the airport and find your gate. Turning up two hours ahead of international departures and one hour before domestic flights is the general rule.

  • Be prepared for longer lines during popular months like August. Arriving up to four hours ahead of an international flight and two hours for domestic departures is a wise move.

  • Take a detour to a new city or break up your flight with a stopover. Just uncheck 'Direct flights only' to see your options when searching for tickets from Sacramento International Airport to Porto Airport. Many passengers pass through Pearson International Airport when flying between SMF and OPO.

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

  • The lowest price we've seen for a one-way Sacramento International Airport to Porto Airport flight is R 7,271. A round-trip ticket right now is R 21,860. Depending on the availability when you book, these fares may change.

  • It's usually best to book early if you want to find cheap tickets from SMF to OPO. That's because airlines change prices based on demand, which tends to rise closer to departure.

  • The 'Whole month' tool shows you the cheapest flights from Sacramento International Airport to Porto Airport across each month. It's an easy way to find a bargain if your plans are flexible.

  • 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 let you know as soon as there's a new deal on cheap flights from SMF to OPO.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Or 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)

  • The address for SMF is 6900 Airport Boulevard.

  • Sacramento International Airport earns top marks for on-time performance. 82.15% of flights that depart SMF land on time.

  • To get to Sacramento International Airport from central Sacramento, it takes around 15 minutes by car. Of course, this depends on traffic. It's approximately 19 kilometres from the airport to the city centre.

  • Taking public transport? You can expect a journey time of around 25 minutes.

  • Booking a hotel room for the night can take the stress out of getting to the airport on time. If you're looking for somewhere to stay before your flight from Sacramento International Airport to Porto Airport, have a look at Holiday Inn Express & Suites Sacramento Airport Natomas. It's a quick drive from SMF.

Arriving at Porto Airport (OPO)

  • The last thing you want is a long trip to your hotel if you're arriving on a late Sacramento International Airport to Porto Airport flight. Check in to one of these accommodation options near OPO instead:

  • Pick up a Porto Airport rental car and explore Porto and beyond with your own wheels. Klass Wagen, Goldcar and Drive & Go are popular providers to choose from here.

  • Booking your ride from Porto Airport around three weeks in advance gives you the best chance of locking in a great deal.

Getting from Porto Airport (OPO) to central Porto

  • Porto Airport to central Porto has a drive time of around 20 minutes. It's approximately 16 kilometres away.

  • If you're taking public transport, expect a journey time of about 50 minutes.

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 like a quieter vibe, go in January.

  • The warmest month in Porto is August, with the temperature ranging between 14ºC (57ºF) and 32ºC (90ºF). Book your flights from Sacramento International Airport to Porto Airport in this month if this is the kind of weather you like.

  • January has average temperatures of between 3ºC (37ºF) and 14ºC (57ºF). Search for cheap tickets from SMF to OPO around that time if you like travelling in cooler conditions.

Explore more of Portugal

  • You've done Porto, now it's time to explore other parts of Portugal. Journey about 274 kilometres south to Lisbon to tick off its leading sights. From Torre de Belem Garden to Estrela At Lisbon - Tram 28 and Archaeological museum of Sao Jorge Castle, there's plenty to keep you on the go.

  • Amadora is another standout destination in Portugal and is around 274 kilometres south of Porto. No journey is complete without a visit to Jardim Porta do Viveiro Alfragide, Jardim Caracol do Victor Alfragide and Jardim e estatua Eduardo Jorge.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.