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Portugal

$410+ Cheap flights from O'ahu to Portugal

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — LIS
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from O'ahu to Portugal

Keep the following information in mind while searching for O'ahu to Portugal flight deals. Data was last updated August 14, 2025.

Round-trip from

$795
(United)

One-way from

$410
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,370
From O'ahu to Portugal
Search Deals
One-way flight from O'ahu to Portugal
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($331 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from O'ahu to Portugal

Cheapest flights from O'ahu to Portugal
Explore the most affordable flight options available from O'ahu to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This United deal was found by Cheapflights users on 8/13. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:30 pmHNL - OPO
2 stops24h 00mMultiple Airlines
Fri 12/56:15 amOPO - HNL
2 stops25h 28mMultiple Airlines
Deal found 8/13$795
This Lufthansa deal was found by Cheapflights users on 8/13. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/291:25 pmHNL - LIS
2 stops24h 05mLufthansa
Wed 11/55:00 amLIS - HNL
2 stops26h 03mLufthansa
Deal found 8/13$820
This Ovago deal was found by Cheapflights users on 8/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:00 amHNL - LIS
2 stops29h 20mMultiple Airlines
Wed 11/55:00 amLIS - HNL
2 stops26h 03mMultiple Airlines
Deal found 8/14$830
This Air Canada deal was found by Cheapflights users on 8/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:55 pmHNL - LIS
2 stops48h 25mAir Canada
Sun 11/165:00 amLIS - HNL
2 stops26h 43mAir Canada
Deal found 8/12$833
This Air Canada deal was found by Cheapflights users on 8/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:00 pmHNL - LIS
2 stops58h 20mAir Canada
Sun 11/165:00 amLIS - HNL
2 stops26h 43mAir Canada
Deal found 8/12$840
This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/232:00 pmHNL - LIS
2 stops33h 20mAir Canada
Sat 12/611:20 amLIS - HNL
2 stops35h 23mAir Canada
Deal found 8/14$847
This Booking.com deal was found by Cheapflights users on 8/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:00 pmHNL - LIS
2 stops58h 20mMultiple Airlines
Sat 11/812:35 pmLIS - HNL
2 stops43h 52mMultiple Airlines
Deal found 8/14$853
This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1210:05 pmHNL - LIS
2 stops48h 15mAir Canada
Mon 10/207:30 amLIS - HNL
2 stops48h 20mAir Canada
Deal found 8/14$883
This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/137:00 amHNL - LIS
2 stops39h 20mAir Canada
Mon 10/207:30 amLIS - HNL
2 stops48h 20mAir Canada
Deal found 8/14$887
This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1110:05 pmHNL - LIS
2 stops48h 15mAir Canada
Mon 10/207:30 amLIS - HNL
2 stops48h 20mAir Canada
Deal found 8/14$917
This Air Canada deal was found by Cheapflights users on 8/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1210:05 pmHNL - LIS
2 stops48h 15mAir Canada
Sun 10/196:40 amLIS - HNL
2 stops25h 10mAir Canada
Deal found 8/14$923
This United Airlines deal was found by Cheapflights users on 8/14. 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 9/289:35 pmHNL - OPO
2 stops25h 10mMultiple Airlines
Sun 10/56:00 amOPO - HNL
2 stops26h 30mMultiple Airlines
Deal found 8/14$1,010

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'ahu to Portugal 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 August 14, 2025.
Use the filters below to find and compare flights from O'ahu to Portugal that are best for you.

Fly from

O'ahu

Fly to

Portugal

Route

Depart

Return

Price

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Tue 11/4

11:30 pm-9:30 am

2 stops24h 00m

Porto

Fri 12/5

6:15 am-9:43 pm

2 stops25h 28m

$795

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Wed 10/29

1:25 pm-11:30 pm

2 stops24h 05m

Lisbon Humberto Delgado

Wed 11/5

5:00 am-9:03 pm

2 stops26h 03m

$820

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Wed 10/22

7:00 am-11:20 pm

2 stops29h 20m

Lisbon Humberto Delgado

Wed 11/5

5:00 am-9:03 pm

2 stops26h 03m

$830

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Sun 11/2

10:55 pm-9:20 am

2 stops48h 25m

Lisbon Humberto Delgado

Sun 11/16

5:00 am-9:43 pm

2 stops26h 43m

$833

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Sun 11/23

10:55 pm-9:20 am

2 stops48h 25m

Lisbon Humberto Delgado

Sat 12/6

11:20 am-12:43 pm

2 stops35h 23m

$840

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Sat 11/1

10:55 pm-9:20 am

2 stops48h 25m

Lisbon Humberto Delgado

Sun 11/16

5:00 am-9:43 pm

2 stops26h 43m

$840

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Fri 10/31

1:00 pm-9:20 am

2 stops58h 20m

Lisbon Humberto Delgado

Sun 11/16

5:00 am-9:43 pm

2 stops26h 43m

$840

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Fri 1/16

10:55 pm-9:20 am

2 stops48h 25m

Lisbon Humberto Delgado

Sun 1/25

5:00 am-9:43 pm

2 stops26h 43m

$841

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Fri 1/16

10:55 pm-9:20 am

2 stops48h 25m

Lisbon Humberto Delgado

Sun 1/25

5:00 am-9:43 pm

2 stops26h 43m

$841

HonoluluLisbon

HNL - LIS

HNLLIS

Honolulu

Fri 10/31

1:00 pm-9:20 am

2 stops58h 20m

Lisbon Humberto Delgado

Sat 11/8

12:35 pm-10:27 pm

2 stops43h 52m

$853

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 20 results
1
2

Best time to book a flight from O'ahu to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from O'ahu 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 O'ahu to Portugal

What is the cheapest month to book a flight from O'ahu to Portugal?

Currently, January is the cheapest month in which you can book a flight from O'ahu to Portugal (average of $612). Flying from O'ahu to Portugal in June is currently the most expensive (average of $1,128). 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.

What is the cheapest time of day to fly from FUW to PT?

Find hourly flight availability from O'ahu to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from O'ahu to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated August 14, 2025.
Peruse reviews from past customers who have flown with Delta, Air France, and United Airlines from O'ahu to Portugal to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.4
Good
1,468 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,949 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,317 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • Can I find deals for flights from O'ahu to Portugal that include hotel bookings?

    Yes. In addition to deals on O'ahu to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'ahu to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'ahu to Portugal.

  • Can I find deals for business class flights from O'ahu to Portugal?

    Yes. Cheapflights offers flight deals from O'ahu to Portugal 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 O'ahu to Portugal?

    Currently, January is the cheapest month in which you can book a flight from O'ahu to Portugal (average of $612). Flying from O'ahu to Portugal in June is currently the most expensive (average of $1,128). 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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Alternative routes for O'ahu to Portugal

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Top 7 airlines flying from O'ahu to Portugal

Discover the top 7 airlines that operate flights from O'ahu to Portugal. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$662Average$1,286FlexibilityNo cancel feeOn-time69%
Air FranceCheapest$664Average$1,126FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$777Average$1,143FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$800Average$1,167FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$864Average$1,233FlexibilityNo cancel feeOn-time71%
DeltaCheapest$872Average$1,099FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$882Average$1,186FlexibilityNo cancel feeOn-time76%

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