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Cheap flights from Honolulu to Porto from $438

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Honolulu to Porto departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Honolulu to Porto

Cheap round-trip flights

Logo
10:05 pm - 9:35 amHNL-OPO
48h 30m2 stops
Logo
7:20 pm - 8:50 pmOPO-HNL
36h 30m2 stops
$1,112
Find Deal
jue., sep. 25 - dom., oct. 5
Logo
11:30 pm - 10:25 pmHNL-OPO
36h 55m2 stops
Logo
12:05 pm - 10:30 pmOPO-HNL
44h 25m2 stops
$3,967
Find Deal
lun., nov. 3 - lun., dic. 8
Logo
11:30 pm - 10:25 pmHNL-OPO
36h 55m2 stops
Logo
12:05 pm - 10:30 pmOPO-HNL
44h 25m2 stops
$3,968
Find Deal
lun., nov. 3 - lun., dic. 8
Lufthansa Logo
11:30 pm - 10:25 pmHNL-OPO
36h 55m2 stops
Lufthansa Logo
1:45 pm - 10:30 pmOPO-HNL
42h 45m2 stops
$3,981Lufthansa
Find Deal
lun., nov. 3 - mié., dic. 3
Lufthansa Logo
11:30 pm - 10:25 pmHNL-OPO
36h 55m2 stops
Lufthansa Logo
12:30 pm - 8:39 pmOPO-HNL
42h 09m2 stops
$4,100Lufthansa
Find Deal
lun., nov. 17 - mar., dic. 16
Lufthansa Logo
11:30 pm - 11:45 pmHNL-OPO
38h 15m2 stops
Lufthansa Logo
4:15 pm - 10:30 pmOPO-HNL
40h 15m2 stops
$4,198Lufthansa
Find Deal
mar., nov. 4 - vie., dic. 5
American Airlines Logo
10:45 pm - 11:45 amHNL-OPO
27h 00m3 stops
American Airlines Logo
8:40 pm - 4:05 pmOPO-HNL
29h 25m2 stops
$7,428American Airlines
Find Deal
mar., nov. 4 - vie., dic. 5
American Airlines Logo
10:45 pm - 7:40 amHNL-OPO
22h 55m3 stops
American Airlines Logo
4:40 pm - 1:50 pmOPO-HNL
31h 10m2 stops
$8,277American Airlines
Find Deal
lun., nov. 3 - lun., dic. 8
American Airlines Logo
10:45 pm - 7:40 amHNL-OPO
22h 55m3 stops
American Airlines Logo
8:40 pm - 1:50 pmOPO-HNL
27h 10m2 stops
$8,278American Airlines
Find Deal
lun., nov. 3 - lun., dic. 8
Logo
10:45 pm - 7:40 amHNL-OPO
22h 55m3 stops
Logo
8:40 pm - 10:51 pmOPO-HNL
36h 11m2 stops
$8,288
Find Deal
lun., nov. 17 - mar., dic. 16

Lufthansa flights from Honolulu to Porto

Our best Lufthansa deals on Honolulu to Porto flight tickets
Lufthansa
Nov 3
HNL11:30 pmHonolulu
36h 55m
2 stops
OPO10:25 pmPorto
Dec 3
OPO1:45 pmPorto
42h 45m
2 stops
HNL10:30 pmHonolulu
$3,981
Find similar
Lufthansa
Nov 17
HNL11:30 pmHonolulu
36h 55m
2 stops
OPO10:25 pmPorto
Dec 16
OPO12:30 pmPorto
42h 09m
2 stops
HNL8:39 pmHonolulu
$4,100
Find similar
Lufthansa
Nov 4
HNL11:30 pmHonolulu
38h 15m
2 stops
OPO11:45 pmPorto
Dec 5
OPO4:15 pmPorto
40h 15m
2 stops
HNL10:30 pmHonolulu
$4,198
Find similar

American Airlines flights from Honolulu to Porto

Our best American Airlines deals on Honolulu to Porto flight tickets
American Airlines
Nov 4
HNL10:45 pmHonolulu
27h 00m
3 stops
OPO11:45 amPorto
Dec 5
OPO8:40 pmPorto
29h 25m
2 stops
HNL4:05 pmHonolulu
$7,428
Find similar
American Airlines
Nov 3
HNL10:45 pmHonolulu
22h 55m
3 stops
OPO7:40 amPorto
Dec 8
OPO4:40 pmPorto
31h 10m
2 stops
HNL1:50 pmHonolulu
$8,277
Find similar
American Airlines
Nov 3
HNL10:45 pmHonolulu
22h 55m
3 stops
OPO7:40 amPorto
Dec 8
OPO8:40 pmPorto
27h 10m
2 stops
HNL1:50 pmHonolulu
$8,278
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Honolulu to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

jue. 9/25

10:05 pm-9:35 am

2 stops48h 30m

Porto

dom. 10/5

7:20 pm-8:50 pm

2 stops36h 30m

$1,112

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

lun. 11/3

11:30 pm-10:25 pm

2 stops36h 55m

Porto

lun. 12/8

12:05 pm-10:30 pm

2 stops44h 25m

$3,967

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

lun. 11/3

11:30 pm-10:25 pm

2 stops36h 55m

Porto

lun. 12/8

12:05 pm-10:30 pm

2 stops44h 25m

$3,968

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

lun. 11/3

11:30 pm-10:25 pm

2 stops36h 55m

Porto

mié. 12/3

1:45 pm-10:30 pm

2 stops42h 45m

$3,981

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

lun. 11/17

11:30 pm-10:25 pm

2 stops36h 55m

Porto

mar. 12/16

12:30 pm-8:39 pm

2 stops42h 09m

$4,100

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

mar. 11/4

11:30 pm-11:45 pm

2 stops38h 15m

Porto

vie. 12/5

4:15 pm-10:30 pm

2 stops40h 15m

$4,198

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

mar. 11/4

10:45 pm-11:45 am

3 stops27h 00m

Porto

vie. 12/5

8:40 pm-4:05 pm

2 stops29h 25m

$7,428

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

lun. 11/3

10:45 pm-7:40 am

3 stops22h 55m

Porto

lun. 12/8

4:40 pm-1:50 pm

2 stops31h 10m

$8,277

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

lun. 11/3

10:45 pm-7:40 am

3 stops22h 55m

Porto

lun. 12/8

8:40 pm-1:50 pm

2 stops27h 10m

$8,278

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

lun. 11/17

10:45 pm-7:40 am

3 stops22h 55m

Porto

mar. 12/16

8:40 pm-10:51 pm

2 stops36h 11m

$8,288

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Honolulu to Porto

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

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Sunday when prices can be found for as low as $1,034. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,052. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the evening is the cheapest time of day to fly from Honolulu to Porto when you can find flight prices for as low as $1,053. Flying to Porto in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,194 on average. Flights to Porto from Honolulu in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Honolulu to Porto

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

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

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

Best Price Found

$438

Fastest flight time

22h 55m

Direct flights

None

Airports in Porto

1 airport
The best one-way flight to Porto from Honolulu in the past 72 hours is $438. The best round-trip flight deal from Honolulu to Porto found on momondo in the last 72 hours is $1,112.
The fastest flight from Honolulu to Porto takes 22h 55m
There are no direct flights from Honolulu to Porto. Popular non-direct route for this connection is Honolulu Airport - Porto Airport.
There is 1 airport near Porto: Porto (OPO)
Search flight deals

  • How far is Honolulu to Porto by plane?

    Honolulu and Porto are 7686.0 mi apart from one another. A reasonable flight in good conditions will take 22h 55m.

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

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

  • How many operators does momondo search for flights from Honolulu Airport to Porto Airport?

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

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Honolulu to Porto?

Best airlines flying from Honolulu to Porto

Compare and see reviews for airlines that fly from Honolulu to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $662Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Aveiro
Vila Nova de Gaia
Coimbra
Matosinhos
Braga
Caminha
Guimarães
Chaves
Esposende
Lamego
Arcos de Valdevez
Espinho
Viseu
Ponte de Lima
Santa Maria da Feira
Curia
Penafiel
Mesao Frio
Pinhao
Baiao

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Honolulu to Porto. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Porto from Honolulu which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Honolulu to Porto.

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

Of course. momondo tracks the price of Honolulu to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Porto trip

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