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$1,003+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — HNL
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
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 septiembre 11, 2025.

Round-trip from

$1,003
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$1,008
From Porto to Honolulu
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Highest demand for flights based on searches. 12% potential increase in price ($170 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. 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.
lun. 10/2712:35 pmOPO - HNL
2 stops35h 15mUnited Airlines
dom. 11/910:50 pmHNL - OPO
2 stops24h 40mUnited Airlines
Deal found 9/11$1,003
This United Airlines deal was found by Cheapflights users on 9/11. 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.
lun. 10/2012:35 pmOPO - HNL
2 stops36h 26mUnited Airlines
dom. 11/210:50 pmHNL - OPO
2 stops24h 40mUnited Airlines
Deal found 9/11$1,015
This United Airlines deal was found by Cheapflights users on 9/10. 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.
sáb. 10/256:00 amOPO - HNL
2 stops42h 45mUnited Airlines
sáb. 11/110:50 pmHNL - OPO
2 stops24h 40mUnited Airlines
Deal found 9/10$1,177
This United Airlines deal was found by Cheapflights users on 9/10. 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.
sáb. 10/1112:35 pmOPO - HNL
2 stops33h 43mUnited Airlines
sáb. 10/2511:15 amHNL - OPO
2 stops36h 15mUnited Airlines
Deal found 9/10$1,206
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
lun. 10/206:05 pmOPO - HNL
1 stop30h 12mMultiple Airlines
dom. 11/27:43 amHNL - OPO
2 stops29h 02mMultiple Airlines
Deal found 9/11$1,277
This Trip.com deal was found by Cheapflights users on 9/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/2712:35 pmOPO - HNL
1 stop34h 57mMultiple Airlines
dom. 11/911:07 pmHNL - OPO
2 stops48h 23mMultiple Airlines
Deal found 9/11$1,293
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
sáb. 10/255:40 pmOPO - HNL
1 stop30h 38mMultiple Airlines
sáb. 11/19:35 pmHNL - OPO
2 stops48h 35mMultiple Airlines
Deal found 9/10$1,471

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 septiembre 11, 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

lun. 10/27

12:35 pm-1:50 pm

2 stops35h 15m

Honolulu

dom. 11/9

10:50 pm-9:30 am

2 stops24h 40m

$1,003

PortoHonolulu

OPO - HNL

OPOHNL

Porto

lun. 10/20

12:35 pm-2:01 pm

2 stops36h 26m

Honolulu

dom. 11/2

10:50 pm-9:30 am

2 stops24h 40m

$1,015

PortoHonolulu

OPO - HNL

OPOHNL

Porto

sáb. 10/25

6:00 am-1:45 pm

2 stops42h 45m

Honolulu

sáb. 11/1

10:50 pm-9:30 am

2 stops24h 40m

$1,177

PortoHonolulu

OPO - HNL

OPOHNL

Porto

sáb. 10/11

12:35 pm-11:18 am

2 stops33h 43m

Honolulu

sáb. 10/25

11:15 am-10:30 am

2 stops36h 15m

$1,206

PortoHonolulu

OPO - HNL

OPOHNL

Porto

lun. 10/20

6:05 pm-1:17 pm

1 stop30h 12m

Honolulu

dom. 11/2

7:43 am-10:45 pm

2 stops29h 02m

$1,277

PortoHonolulu

OPO - HNL

OPOHNL

Porto

lun. 10/27

12:35 pm-1:32 pm

1 stop34h 57m

Honolulu

dom. 11/9

11:07 pm-9:30 am

2 stops48h 23m

$1,293

PortoHonolulu

OPO - HNL

OPOHNL

Porto

sáb. 10/25

5:40 pm-1:18 pm

1 stop30h 38m

Honolulu

sáb. 11/1

9:35 pm-8:10 am

2 stops48h 35m

$1,471

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

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, November is the cheapest month in which you can book a flight from Porto to Honolulu (average of $469). Flying from Porto to Honolulu in June is currently the most expensive (average of $687). 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.

How much does it cost to fly round-trip from Porto to Honolulu?

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 $1,003, United Airlines can have you in Honolulu from Porto in 35h 15m. The distance from Porto to Honolulu is about 7680 mi.

  • 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, November is the cheapest month in which you can book a flight from Porto to Honolulu (average of $469). Flying from Porto to Honolulu in June is currently the most expensive (average of $687). 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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