Flight tickets from Honolulu International to Porto

Compare Honolulu International to Porto flight deals

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

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Flight deals from Honolulu International Airport to Porto Airport

Looking for a cheap last-minute deal or the best return flight from Honolulu International to Porto? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Honolulu International to Porto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Honolulu International to Porto flights are currently cheapest in July.

Honolulu International to Porto: Alternative routes

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

Honolulu to Porto: Flight information

The things to know before you go.
Cheapest flight found₹ 47,977
Cheapest month to flyJuly

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

The best price we found for a return flight from Honolulu International to Porto is ₹ 172,817. 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 Honolulu International to Porto. But we found flights with one or more stops from ₹ 172,817.
As of March 2026, there are no flights flying from Honolulu International to Porto.
The cheapest month to fly from Honolulu International to Porto is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Honolulu International Airport to Porto Airport on Monday, 23 March 2026.
No airlines currently offer direct flights between Honolulu 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, Delta offers the cheapest flight tickets to Porto.

Travelling from Daniel K. Inouye International Airport (HNL) to Porto Airport (OPO): what you need to know

  • Porto's timezone is UTC+0, which makes Porto ten hours ahead of Honolulu.

  • Your HNL to OPO flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • Travelling during a peak time like July? School holidays and other high seasons can lead to longer queues at security. Be extra cautious and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • If you want to check out a different city along the way, consider a flight with a stopover. To see all your options for tickets from Daniel K. Inouye International Airport to Porto Airport, uncheck 'Direct flights only.' John F. Kennedy International Airport is a popular stop between HNL and OPO.

How to find the cheapest flights from Daniel K. Inouye International Airport (HNL) to Porto Airport (OPO)

  • The cheapest price we've found for a one-way Daniel K. Inouye International Airport to Porto Airport flight is ₹ 47,977. A round-trip plane ticket right now is ₹ 172,817. Depending on the availability when you book, these fares may change.

  • It's usually smart to book early if you're hoping to get cheap tickets from HNL to OPO. That's because flight prices are based on demand, which tends to increase closer to the date of departure.

  • If you can be flexible with your trip dates, try using the 'Whole month' tool. It'll give you the lowest price in every month when looking for your flight from Daniel K. Inouye International Airport to Porto Airport.

  • Save time looking for cheap flights from HNL to OPO by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare pops up.

  • Tailor your flights with filters. Select your ideal departure and arrival times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Daniel K. Inouye International Airport to Porto Airport.

Handy information about Daniel K. Inouye International Airport (HNL)

  • HNL's address is 300 Rodgers Blvd, #12.

  • Daniel K. Inouye International Airport earns top marks for its on-time performance. 84.42% of flights that take off from HNL reach their destination on time.

  • Central Honolulu to Daniel K. Inouye International Airport is approximately 21 kilometres. Depending on traffic, it'll take you about 25 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Taking public transport? Expect a trip time of around 3 hours.

  • Need a convenient hotel close to HNL? If you've booked an early flight from Daniel K. Inouye International Airport to Porto Airport, these accommodation options will have you moments from check-in:

Arriving at Porto Airport (OPO)

  • The last thing you want is a long trip to your hotel if you're landing late on a Daniel K. Inouye 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 set of wheels. Klass Wagen, Goldcar and Drive & Go are popular outlets you can book with here.

  • Lock in the best rate by reserving your vehicle from Porto Airport about three weeks in advance of your trip.

Getting from Porto Airport (OPO) to central Porto

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

  • It typically takes 50 minutes to get there by public transport.

When to fly to Porto Airport (OPO)

  • August is the most popular month for flights from Daniel K. Inouye International Airport to Porto Airport. To steer clear of the crowds, visit Porto in January.

  • Book your flight from Daniel K. Inouye International Airport to Porto Airport for August if you want to explore Porto during its warmest month. Expect temperatures of between 14ºC and 32ºC.

  • If you want cooler conditions, look for a cheap ticket from HNL to OPO in January. Average temperatures are between 3ºC and 14ºC then.

Explore more of Portugal

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

  • Around 274 kilometres south of Porto, Amadora is another essential stop in Portugal. Get a taste of what this destination has to offer at 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.