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$1,015+ Cheap flights from Porto (OPO) to Honolulu (HNL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — HNL
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Porto to Honolulu

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Honolulu (HNL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,015
(Delta)

Popular in

December

Cheapest in

September

Average price

$1,120
Provider with most accurate pricing for Porto-Honolulu flight deals.
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Provider most trusted by Cheapflights users for Porto-Honolulu flights.
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From Porto to Honolulu
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Porto to Honolulu

Cheapest flights from Porto to Honolulu
Explore the most affordable flight options available from Porto to Honolulu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1411:15 amOPO - HNL
2 stops38h 48mDelta
Mon 11/1711:15 pmHNL - OPO
2 stops25h 15mDelta
Deal found 10/27$1,015
This KLM deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:00 amOPO - HNL
2 stops26h 49mKLM
Sat 11/2211:15 pmHNL - OPO
2 stops25h 15mKLM
Deal found 10/27$1,033
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/912:35 pmOPO - HNL
2 stops35h 44mUnited Airlines
Sat 11/223:45 pmHNL - OPO
1 stop31h 45mUnited Airlines
Deal found 10/27$1,247
This Flightnetwork deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 amOPO - HNL
2 stops26h 27mLufthansa
Mon 11/179:50 amHNL - OPO
2 stops41h 00mLufthansa
Deal found 10/27$1,256
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/911:45 amOPO - HNL
3 stops43h 55mMultiple Airlines
Sat 11/223:55 pmHNL - OPO
3 stops33h 55mMultiple Airlines
Deal found 10/27$1,480
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:15 amOPO - HNL
2 stops26h 15mMultiple Airlines
Mon 11/173:44 pmHNL - OPO
1 stop34h 06mMultiple Airlines
Deal found 10/27$1,668

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to Honolulu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Porto to Honolulu that are best for you.

Fly from

Porto

Fly to

Honolulu

Route

Depart

Return

Price

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Fri 11/14

11:15 am-4:03 pm

2 stops38h 48m

Honolulu

Mon 11/17

11:15 pm-10:30 am

2 stops25h 15m

$1,015

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Sun 11/9

5:00 am-9:49 pm

2 stops26h 49m

Honolulu

Sat 11/22

11:15 pm-10:30 am

2 stops25h 15m

$1,033

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Sun 11/9

12:35 pm-2:19 pm

2 stops35h 44m

Honolulu

Sat 11/22

3:45 pm-9:30 am

1 stop31h 45m

$1,247

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Fri 11/14

6:00 am-10:27 pm

2 stops26h 27m

Honolulu

Mon 11/17

9:50 am-12:50 pm

2 stops41h 00m

$1,256

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Fri 11/14

6:15 am-10:30 pm

2 stops26h 15m

Honolulu

Mon 11/17

3:44 pm-11:50 am

1 stop34h 06m

$1,668

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Sun 11/9

6:15 am-9:40 pm

2 stops25h 25m

Honolulu

Sat 11/22

3:55 pm-11:50 am

3 stops33h 55m

$2,034

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Porto to Honolulu

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Porto to Honolulu in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Porto-Honolulu flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Porto-Honolulu flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Porto-Honolulu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Porto-Honolulu flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Porto-Honolulu flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Porto to Honolulu

Have a flexible travel schedule? Discover the best time to fly to Honolulu from Porto with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Porto to Honolulu

What is the cheapest month to book a flight from Porto to Honolulu?

Currently, January is the cheapest month in which you can book a flight from Porto to Honolulu (average of $899). Flying from Porto to Honolulu in July is currently the most expensive (average of $1,343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Porto to Honolulu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Porto to Honolulu?

    For as low as $1,033, Delta can have you in Honolulu from Porto in 26h 49m. The distance from Porto to Honolulu is about 7680 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Porto to Honolulu that include hotel bookings?

    Yes. In addition to deals on Porto to Honolulu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Porto to Honolulu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Honolulu.

  • Can I find deals for business class flights from Porto to Honolulu?

    Yes. Cheapflights offers flight deals from Porto to Honolulu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Porto to Honolulu?

    Currently, January is the cheapest month in which you can book a flight from Porto to Honolulu (average of $899). Flying from Porto to Honolulu in July is currently the most expensive (average of $1,343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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