What is the cheapest airline that flies from Porto to Honolulu?

American Airlines and British Airways are the most popular carriers operating from Porto to Honolulu

When did momondo last update prices for flights from Porto Airport to Honolulu Airport?

Prices for flights from Porto Airport to Honolulu Airport refresh daily.

How old do you have to be to fly from Porto Airport to Honolulu Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Airport to Honolulu Airport.

What documentation or ID do you need to fly to Honolulu Airport?

The necessary travel and health documents for your Honolulu Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$571 Cheap Flights from Porto to Honolulu in 2026

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Find the cheapest flights from Porto to Honolulu

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 7:20 pm

OPO

HNL

24h 20m

2 stops

7:55 pm - 9:45 am

HNL

OPO

26h 50m

2 stops

$1,073United Airlines

Wed, Apr 1 - Sun, Apr 5

5:00 am - 8:47 pm

OPO

HNL

26h 47m

2 stops

3:35 pm - 10:30 am

HNL

OPO

31h 55m

1 stop

$1,082Delta

Tue, Sep 8 - Wed, Oct 21

6:00 am - 4:38 pm

OPO

HNL

45h 38m

2 stops

9:40 pm - 9:45 am

HNL

OPO

25h 05m

2 stops

$1,085United Airlines

Thu, Sep 10 - Sun, Sep 13

6:00 am - 11:51 am

OPO

HNL

40h 51m

2 stops

8:00 pm - 7:00 am

HNL

OPO

24h 00m

2 stops

$1,088United Airlines

Fri, Sep 11 - Mon, Oct 19

6:20 am - 7:48 pm

OPO

HNL

24h 28m

2 stops

9:55 pm - 7:00 am

HNL

OPO

22h 05m

2 stops

$1,089Lufthansa

Tue, Sep 8 - Mon, Sep 14

6:20 am - 7:48 pm

OPO

HNL

24h 28m

2 stops

7:00 am - 10:55 pm

HNL

OPO

28h 55m

2 stops

$1,090Lufthansa

Tue, Sep 8 - Thu, Oct 22

12:35 pm - 11:51 am

OPO

HNL

34h 16m

2 stops

9:40 pm - 6:55 am

HNL

OPO

22h 15m

2 stops

$1,096United Airlines

Sat, Sep 5 - Thu, Sep 17

11:50 am - 8:40 pm

OPO

HNL

43h 50m

2 stops

9:55 pm - 7:00 am

HNL

OPO

46h 05m

2 stops

$1,097Air Canada

Thu, Sep 10 - Mon, Sep 14

8:10 pm - 8:47 pm

OPO

HNL

35h 37m

2 stops

9:59 pm - 3:25 pm

HNL

OPO

30h 26m

2 stops

$1,100Multiple Airlines

Mon, Sep 7 - Thu, Oct 22

5:00 am - 7:21 pm

OPO

HNL

25h 21m

2 stops

7:00 am - 10:00 pm

HNL

OPO

28h 00m

2 stops

$1,101Delta

Wed, Sep 9 - Sun, Oct 18

Air Canada flights from Porto to Honolulu

Our best Air Canada deals on Porto to Honolulu flight tickets

Air Canada

Sep 10

OPO11:50 amPorto

43h 50m

2 stops

HNL8:40 pmHonolulu

Sep 14

HNL9:55 pmHonolulu

46h 05m

2 stops

OPO7:00 amPorto

$1,097

Air Canada

Sep 10

OPO11:50 amPorto

43h 50m

2 stops

HNL8:40 pmHonolulu

Sep 14

HNL9:40 pmHonolulu

22h 20m

2 stops

OPO7:00 amPorto

$1,103

Air Canada

Sep 5

OPO10:15 amPorto

40h 54m

2 stops

HNL4:09 pmHonolulu

Oct 18

HNL9:55 pmHonolulu

50h 30m

2 stops

OPO11:25 amPorto

$1,105

United Airlines flights from Porto to Honolulu

Our best United Airlines deals on Porto to Honolulu flight tickets

United Airlines

Apr 1

OPO6:00 amPorto

24h 20m

2 stops

HNL7:20 pmHonolulu

Apr 5

HNL7:55 pmHonolulu

26h 50m

2 stops

OPO9:45 amPorto

$1,073

United Airlines

Sep 10

OPO6:00 amPorto

45h 38m

2 stops

HNL4:38 pmHonolulu

Sep 13

HNL9:40 pmHonolulu

25h 05m

2 stops

OPO9:45 amPorto

$1,085

United Airlines

Sep 11

OPO6:00 amPorto

40h 51m

2 stops

HNL11:51 amHonolulu

Oct 19

HNL8:00 pmHonolulu

24h 00m

2 stops

OPO7:00 amPorto

$1,088

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Wed 4/1

6:00 am-7:20 pm

2 stops24h 20m

Honolulu

Sun 4/5

7:55 pm-9:45 am

2 stops26h 50m

$1,073

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Tue 9/8

5:00 am-8:47 pm

2 stops26h 47m

Honolulu

Wed 10/21

3:35 pm-10:30 am

1 stop31h 55m

$1,082

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Thu 9/10

6:00 am-4:38 pm

2 stops45h 38m

Honolulu

Sun 9/13

9:40 pm-9:45 am

2 stops25h 05m

$1,085

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Fri 9/11

6:00 am-11:51 am

2 stops40h 51m

Honolulu

Mon 10/19

8:00 pm-7:00 am

2 stops24h 00m

$1,088

Quickest round-trip

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Tue 9/8

6:20 am-7:48 pm

2 stops24h 28m

Honolulu

Mon 9/14

9:55 pm-7:00 am

2 stops22h 05m

$1,089

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Tue 9/8

6:20 am-7:48 pm

2 stops24h 28m

Honolulu

Thu 10/22

7:00 am-10:55 pm

2 stops28h 55m

$1,090

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Sat 9/5

12:35 pm-11:51 am

2 stops34h 16m

Honolulu

Thu 9/17

9:40 pm-6:55 am

2 stops22h 15m

$1,096

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Thu 9/10

11:50 am-8:40 pm

2 stops43h 50m

Honolulu

Mon 9/14

9:55 pm-7:00 am

2 stops46h 05m

$1,097

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Mon 9/7

8:10 pm-8:47 pm

2 stops35h 37m

Honolulu

Thu 10/22

9:59 pm-3:25 pm

2 stops30h 26m

$1,100

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Wed 9/9

5:00 am-7:21 pm

2 stops25h 21m

Honolulu

Sun 10/18

7:00 am-10:00 pm

2 stops28h 00m

$1,101

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto to Honolulu

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Honolulu?

The month of April is, on average, the cheapest month to fly to Honolulu from Porto, with most prices found around $723. If you’re not able to fly to Honolulu in April, then September is your next best option. Flight prices from Porto to Honolulu during September average around $1,009.

Can stopping save me money on Porto to Honolulu flights?

You could potentially save up to 18% on your flight if you consider stops on a Porto to Honolulu flight.

When to book flights from Porto to Honolulu

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Honolulu according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Porto to Honolulu (OPO to HNL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to Honolulu

Fastest flight time	26h 47m
Direct flights	None

The fastest flight from Porto to Honolulu takes 26h 47m

There are no direct flights from Porto to Honolulu. There are no popular flight routes from Porto to Honolulu.

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How far is Porto to Honolulu by plane?
A flight from Porto to Honolulu will travel around 7686.0 mi. A reasonable flight in good conditions will take 26h 47m.
When did momondo last update prices for flights from Porto Airport to Honolulu Airport?
Prices for flights from Porto Airport to Honolulu Airport refresh daily.
How old do you have to be to fly from Porto Airport to Honolulu Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Airport to Honolulu Airport.
What documentation or ID do you need to fly to Honolulu Airport?
The necessary travel and health documents for your Honolulu Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Kahuku

Kailua

Aiea

Why use momondo?

Why should I use momondo to find a flight deal from Porto to Honolulu?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Honolulu from Porto.

Can I find flights from Porto to Honolulu with flexible booking policies on momondo?

Yes. All flights to Honolulu from Porto on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Porto to Honolulu?

momondo provides multiple filters to help you find the best flight to Honolulu from Porto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Porto to Honolulu right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Porto to Honolulu flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.