Flying from Denver International Airport (DEN) to Porto Airport (OPO): what you need to know
The timezone in Porto is UTC+0, which is six hours ahead of Denver.
Give yourself plenty of time to make your DEN to OPO flight. As a rule of thumb, arrive at least two hours before international departures and an hour ahead for domestic flights.
During popular months like July, it's a good idea to get to the airport even earlier. Plan to arrive two hours before domestic departures and four hours ahead of international flights when you fly during a high season in general.
Consider adding a stopover when booking your ticket from Denver International Airport to Porto Airport. Just deselect 'Direct flights only' to break up your trip, or perhaps see a new city along the way. Check out these options between DEN and OPO:
Pearson International Airport
Newark Liberty International Airport
Montreal-Pierre Elliott Trudeau International Airport
How to find the cheapest flights from Denver International Airport (DEN) to Porto Airport (OPO)
At the moment, $649 is the cheapest price we've found for a one-way Denver International Airport to Porto Airport flight. The best price for a return ticket is $871. Remember that fares may change due to demand at the time of booking.
Don't leave things to the last minute. You're more likely to find cheap tickets from DEN to OPO if you book early. Airlines often offer some terrific early bird rates.
If you can be flexible with your trip dates, try using the 'Whole month' search function. It'll show you the cheapest price across the month when looking for your flight from Denver International Airport to Porto Airport.
There's no need to check every day to see if fares have gone down when you create a Price Alert. We'll send you an update the moment there's a new deal on cheap flights from DEN to OPO.
Pick your preferred arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Denver International Airport to Porto Airport.
Handy information about Denver International Airport (DEN)
You'll find DEN at 8500 Pena Boulevard.
Denver International Airport maintains a solid on-time performance, making delays less likely. Departures from DEN arrive on schedule 80.23% of the time.
Central Denver to Denver International Airport is around 40 kilometres. Depending on traffic, it'll take about 35 minutes to get there if you're ride-sharing, catching a cab or driving.
You can expect a journey time of around 1 hour 30 minutes on public transport.
Looking for a place to stay before your flight from Denver International Airport to Porto Airport? Check out Baymont by Wyndham Denver International Airport. Enjoy a good night's sleep here before making your way to DEN.
Arriving at Porto Airport (OPO)
Consider staying in a hotel close to OPO if you're on a late Denver International Airport to Porto Airport flight. Choose one of these options and skip the long transfer:
Go where the road takes you with a Porto Airport rental car. Book your wheels from Klass Wagen, Goldcar or Drive & Go and venture far and wide through Porto and beyond.
Reserving your vehicle from Porto Airport about three weeks ahead gives you the best chance of locking in a great deal.
Getting from Porto Airport (OPO) to central Porto
Porto Airport is roughly 16 kilometres from the centre of Porto. Driving there takes about 20 minutes.
If you're travelling on public transport, expect a journey time of about 50 minutes.
When to fly to Porto Airport (OPO)
The quietest month for a flight from Denver International Airport to Porto Airport is January, while August is the busiest. Choose the best time to visit Porto based on whether you prefer a more fast-paced or easygoing experience.
When booking your flight from Denver International Airport to Porto Airport, think about the kind of weather you like. August is the warmest month in Porto, with temperatures ranging from 14ºC (57ºF) to 32ºC (90ºF).
January has average temperatures of between 3ºC (37ºF) and 14ºC (57ºF). Look for cheap tickets from DEN to OPO sometime around then if you like cooler conditions.
Explore more of Portugal
Lisbon is just one of the many cities in Portugal waiting to be explored after you've experienced Porto. Around 274 kilometres away to the south, its top attractions include Torre de Belem Garden, Estrela At Lisbon - Tram 28 and Archaeological museum of Sao Jorge Castle.
Amadora is another well-known destination in Portugal and is around 274 kilometres south of Porto. No trip is complete without visiting Jardim Porta do Viveiro Alfragide, Jardim Caracol do Victor Alfragide and Jardim e estatua Eduardo Jorge.
