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

American Airlines is the most popular carrier 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.

$608 Cheap Flights from Porto to Honolulu in 2026

Q: What is the typical price of a round-trip flight between Porto and Honolulu?

Prices are currently low for flights on this route. Typical prices usually range from $1,456 to $1,514. The lowest price recently found on this route was $1,140.

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 - 1:23 pm

OPO

HNL

42h 23m

2 stops

4:00 pm - 3:40 pm

HNL

OPO

36h 40m

2 stops

$1,140United Airlines

Wed, Sep 16 - Sun, Sep 20

6:00 am - 1:23 pm

OPO

HNL

42h 23m

2 stops

8:00 pm - 6:15 am

HNL

OPO

47h 15m

2 stops

$1,148United Airlines

Wed, Sep 16 - Sun, Sep 20

6:00 am - 11:45 am

OPO

HNL

40h 45m

2 stops

8:00 pm - 6:15 am

HNL

OPO

47h 15m

2 stops

$1,157United Airlines

Wed, Sep 16 - Sun, Sep 20

6:00 am - 1:23 pm

OPO

HNL

42h 23m

2 stops

8:00 pm - 6:15 am

HNL

OPO

47h 15m

2 stops

$1,159United Airlines

Wed, Sep 16 - Sun, Sep 20

8:20 am - 12:13 pm

OPO

HNL

37h 53m

2 stops

7:00 pm - 11:45 am

HNL

OPO

30h 45m

2 stops

$1,176American Airlines

Tue, Oct 27 - Sat, Oct 31

8:20 am - 10:09 pm

OPO

HNL

24h 49m

2 stops

11:40 pm - 8:05 pm

HNL

OPO

33h 25m

2 stops

$1,394British Airways

Mon, Jul 6 - Sun, Jul 19

6:00 am - 7:25 pm

OPO

HNL

24h 25m

2 stops

10:53 pm - 7:00 am

HNL

OPO

45h 07m

3 stops

$1,513United Airlines

Mon, Jul 6 - Sun, Jul 19

6:30 am - 9:14 pm

OPO

HNL

25h 44m

2 stops

3:50 pm - 10:30 am

HNL

OPO

31h 40m

1 stop

$1,685KLM

Mon, Jul 6 - Sun, Jul 19

11:20 am - 4:20 pm

OPO

HNL

40h 00m

2 stops

9:50 pm - 6:15 pm

HNL

OPO

33h 25m

2 stops

$1,697Multiple Airlines

Sat, Aug 1 - Sat, Aug 8

12:15 pm - 8:53 pm

OPO

HNL

43h 38m

2 stops

3:50 pm - 10:25 am

HNL

OPO

31h 35m

1 stop

$1,816Multiple Airlines

Sat, Aug 1 - Sat, Aug 8

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

KLM flights from Porto to Honolulu

Our best KLM deals on Porto to Honolulu flight tickets

KLM

Jun 29

OPO5:00 amPorto

25h 09m

2 stops

HNL7:09 pmHonolulu

Jul 12

HNL3:50 pmHonolulu

31h 40m

1 stop

OPO10:30 amPorto

$1,369

KLM

Jun 27

OPO6:30 amPorto

25h 44m

2 stops

HNL9:14 pmHonolulu

Jul 12

HNL3:50 pmHonolulu

31h 40m

1 stop

OPO10:30 amPorto

$1,390

KLM

Jun 27

OPO4:25 pmPorto

35h 20m

2 stops

HNL4:45 pmHonolulu

Jul 12

HNL3:50 pmHonolulu

31h 40m

1 stop

OPO10:30 amPorto

$1,400

United Airlines flights from Porto to Honolulu

Our best United Airlines deals on Porto to Honolulu flight tickets

United Airlines

Sep 16

OPO6:00 amPorto

42h 23m

2 stops

HNL1:23 pmHonolulu

Sep 20

HNL4:00 pmHonolulu

36h 40m

2 stops

OPO3:40 pmPorto

$1,140

United Airlines

Sep 16

OPO6:00 amPorto

42h 23m

2 stops

HNL1:23 pmHonolulu

Sep 20

HNL8:00 pmHonolulu

47h 15m

2 stops

OPO6:15 amPorto

$1,148

United Airlines

Sep 16

OPO6:00 amPorto

40h 45m

2 stops

HNL11:45 amHonolulu

Sep 20

HNL8:00 pmHonolulu

47h 15m

2 stops

OPO6:15 amPorto

$1,157

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Wed 9/16

6:00 am-1:23 pm

2 stops42h 23m

Honolulu

Sun 9/20

4:00 pm-3:40 pm

2 stops36h 40m

$1,140

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Wed 9/16

6:00 am-1:23 pm

2 stops42h 23m

Honolulu

Sun 9/20

8:00 pm-6:15 am

2 stops47h 15m

$1,148

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Wed 9/16

6:00 am-11:45 am

2 stops40h 45m

Honolulu

Sun 9/20

8:00 pm-6:15 am

2 stops47h 15m

$1,157

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Wed 9/16

6:00 am-1:23 pm

2 stops42h 23m

Honolulu

Sun 9/20

8:00 pm-6:15 am

2 stops47h 15m

$1,159

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Tue 10/27

8:20 am-12:13 pm

2 stops37h 53m

Honolulu

Sat 10/31

7:00 pm-11:45 am

2 stops30h 45m

$1,176

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Mon 7/6

8:20 am-10:09 pm

2 stops24h 49m

Honolulu

Sun 7/19

11:40 pm-8:05 pm

2 stops33h 25m

$1,394

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Mon 7/6

6:00 am-7:25 pm

2 stops24h 25m

Honolulu

Sun 7/19

10:53 pm-7:00 am

3 stops45h 07m

$1,513

Quickest round-trip

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Mon 7/6

6:30 am-9:14 pm

2 stops25h 44m

Honolulu

Sun 7/19

3:50 pm-10:30 am

1 stop31h 40m

$1,685

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Sat 8/1

11:20 am-4:20 pm

2 stops40h 00m

Honolulu

Sat 8/8

9:50 pm-6:15 pm

2 stops33h 25m

$1,697

PortoHonolulu

OPO - HNL

OPOHNL

Porto

Sat 8/1

12:15 pm-8:53 pm

2 stops43h 38m

Honolulu

Sat 8/8

3:50 pm-10:25 am

1 stop31h 35m

$1,816

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 typical price of a round-trip flight between Porto and Honolulu?

What is the cheapest month to fly to Honolulu?

The month of March is, on average, the cheapest month to fly to Honolulu from Porto, with most prices found around $0. If you’re not able to fly to Honolulu in March, then December is your next best option. Flight prices from Porto to Honolulu during December average around $1,041.

Can stopping save me money on Porto to Honolulu flights?

You could potentially save up to 36% 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	25h 09m
Direct flights	None

The fastest flight from Porto to Honolulu takes 25h 09m

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

Search flight deals

Frequently asked questions about flying from Porto to Honolulu

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 25h 09m.
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.