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$573+ Cheap flights from Honolulu (HNL) to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — OPO
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Honolulu to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Honolulu (HNL) to Porto (OPO). 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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$986
(FlightHub)

One-way from

$573
(Kiwi.com)
Provider with most accurate pricing for Honolulu-Porto flight deals.
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Provider most trusted by Cheapflights users for Honolulu-Porto flights.
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From Honolulu to Porto
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One-way flight from Honolulu to Porto
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Find flight deals from Honolulu to Porto

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

This FlightHub deal was found by Cheapflights users on 4/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1210:05 pmHNL - OPO
2 stops46h 50mMultiple Airlines
Sun 10/198:40 amOPO - HNL
2 stops23h 10mMultiple Airlines
Deal found 4/28$986
This Delta deal was found by Cheapflights users on 4/28. 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.
Mon 5/1210:30 pmHNL - OPO
2 stops30h 00mDelta
Mon 5/194:20 pmOPO - HNL
2 stops37h 43mDelta
Deal found 4/28$1,038
This British Airways deal was found by Cheapflights users on 4/28. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/129:30 pmHNL - OPO
2 stops35h 00mBritish Airways
Mon 5/199:10 pmOPO - HNL
2 stops36h 57mBritish Airways
Deal found 4/28$1,268
This Gotogate deal was found by Cheapflights users on 4/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1210:05 pmHNL - OPO
2 stops30h 40mAir Canada
Thu 6/196:00 amOPO - HNL
2 stops25h 50mAir Canada
Deal found 4/28$1,525
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Thu 6/129:40 pmHNL - OPO
2 stops25h 05mUnited Airlines
Thu 6/1912:10 pmOPO - HNL
2 stops42h 24mUnited Airlines
Deal found 4/28$1,535

Cheapflights Fare Finder

Customize your flight search to find flights from Honolulu to Porto 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 April 29, 2025.
Use the filters below to find and compare flights from Honolulu to Porto that are best for you.

Fly from

Honolulu

Fly to

Porto

Route

Depart

Return

Price

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Sun 10/12

10:05 pm-7:55 am

2 stops46h 50m

Porto

Sun 10/19

8:40 am-8:50 pm

2 stops23h 10m

$986

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 5/12

10:30 pm-3:30 pm

2 stops30h 00m

Porto

Mon 5/19

4:20 pm-7:03 pm

2 stops37h 43m

$1,038

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 5/12

9:30 pm-7:30 pm

2 stops35h 00m

Porto

Mon 5/19

9:10 pm-11:07 pm

2 stops36h 57m

$1,268

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Thu 6/12

10:05 pm-3:45 pm

2 stops30h 40m

Porto

Thu 6/19

6:00 am-8:50 pm

2 stops25h 50m

$1,525

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Thu 6/12

9:40 pm-9:45 am

2 stops25h 05m

Porto

Thu 6/19

12:10 pm-7:34 pm

2 stops42h 24m

$1,535

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Wed 9/3

8:43 pm-7:45 am

2 stops48h 02m

$573

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Compare providers for flights from Honolulu to Porto

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 Honolulu to Porto in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
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 Honolulu-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Honolulu-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Honolulu-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Honolulu-Porto 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 Honolulu-Porto 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 Honolulu to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Honolulu 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 Honolulu to Porto

What is the cheapest time of day to fly from HNL to OPO?

Find hourly flight availability from Honolulu to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

It’s typically best to fly out from Honolulu to Porto at noon. Doing so could potentially save you 12% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated April 29, 2025.
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,240 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.6
Okay
6,835 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines flying from Honolulu to Porto round-trip?

    Our cheapest airline available from Honolulu to Porto is Delta. Our recent data shows that you can find tickets from as low as $1,038 on this airline. Additional options worth looking into are British Airways and Air Canada, starting at $1,268 and $1,525 round-trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Honolulu to Porto 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 Honolulu to Porto?

    Currently, January is the cheapest month in which you can book a flight from Honolulu to Porto (average of $523). Flying from Honolulu to Porto in June is currently the most expensive (average of $1,071). 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

Traveling to a place near Honolulu?

Book flights to Honolulu if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos
Arcos de Valdevez

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Top airline flying from Honolulu to Porto

Discover the top airline that operate flights from Honolulu to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$757Average$1,053FlexibilityNo cancel feeOn-timeN/A

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