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Cheap flights from Hawaii 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 Hawaii to Porto departing on 11/18. 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 Hawaii to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
10:55 pm - 11:40 amHNL-OPO
26h 45m2 stops
Lufthansa Logo
1:45 pm - 8:40 pmOPO-HNL
40h 55m2 stops
$842Lufthansa
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Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
10:50 pm - 9:30 amHNL-OPO
24h 40m2 stops
United Airlines Logo
12:35 pm - 3:56 pmOPO-HNL
37h 21m3 stops
$898United Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
10:30 pm - 9:30 amHNL-OPO
25h 00m2 stops
United Airlines Logo
12:35 pm - 1:15 pmOPO-HNL
34h 40m2 stops
$1,013United Airlines
Find Deal
Mon, Mar 16 - Fri, Mar 27
Delta Logo
9:30 pm - 3:25 pmKOA-OPO
31h 55m2 stops
Delta Logo
6:05 am - 7:53 pmOPO-KOA
47h 48m2 stops
$1,617Delta
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Fri, Oct 31 - Tue, Nov 4
Multiple Airlines Logo
10:05 pm - 11:15 amHNL-OPO
26h 10m2 stops
Multiple Airlines Logo
8:40 am - 8:50 pmOPO-HNL
23h 10m2 stops
$1,674Multiple Airlines
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Mon, Oct 20 - Fri, Oct 24
Multiple Airlines Logo
3:01 pm - 10:30 amHNL-OPO
32h 29m1 stop
Multiple Airlines Logo
10:35 pm - 9:43 amOPO-HNL
46h 08m2 stops
$1,879Multiple Airlines
Find Deal
Mon, Oct 20 - Fri, Oct 24
Multiple Airlines Logo
10:05 pm - 6:45 amHNL-OPO
21h 40m2 stops
Multiple Airlines Logo
7:20 pm - 7:59 pmOPO-HNL
35h 39m3 stops
$2,161Multiple Airlines
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Mon, Oct 20 - Fri, Oct 24
Multiple Airlines Logo
10:05 pm - 11:40 amHNL-OPO
26h 35m3 stops
Multiple Airlines Logo
10:35 pm - 8:50 pmOPO-HNL
33h 15m3 stops
$2,340Multiple Airlines
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Mon, Oct 20 - Fri, Oct 24
Multiple Airlines Logo
3:01 pm - 10:30 amHNL-OPO
32h 29m1 stop
Multiple Airlines Logo
6:05 pm - 1:53 pmOPO-HNL
30h 48m1 stop
$2,866Multiple Airlines
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Mon, Oct 20 - Fri, Oct 24
Multiple Airlines Logo
7:50 pm - 11:45 amHNL-OPO
29h 55m2 stops
Multiple Airlines Logo
5:30 pm - 10:43 pmOPO-HNL
39h 13m2 stops
$3,956Multiple Airlines
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Tue, Dec 2 - Tue, Jan 6

Lufthansa flights from Hawaii to Porto

Our best Lufthansa deals on Hawaii to Porto flight tickets
Lufthansa
Mar 5
HNL10:55 pmHonolulu
26h 45m
2 stops
OPO11:40 amPorto
Mar 9
OPO1:45 pmPorto
40h 55m
2 stops
HNL8:40 pmHonolulu
$842
Find similar
Lufthansa
Dec 2
HNL10:55 pmHonolulu
37h 30m
2 stops
OPO10:25 pmPorto
Jan 6
OPO12:30 pmPorto
43h 10m
2 stops
HNL9:40 pmHonolulu
$6,219
Find similar

United Airlines flights from Hawaii to Porto

Our best United Airlines deals on Hawaii to Porto flight tickets
United Airlines
Mar 5
HNL10:50 pmHonolulu
24h 40m
2 stops
OPO9:30 amPorto
Mar 9
OPO12:35 pmPorto
37h 21m
3 stops
HNL3:56 pmHonolulu
$898
Find similar
United Airlines
Mar 16
HNL10:30 pmHonolulu
25h 00m
2 stops
OPO9:30 amPorto
Mar 27
OPO12:35 pmPorto
34h 40m
2 stops
HNL1:15 pmHonolulu
$1,013
Find similar
United Airlines
Dec 2
HNL11:30 pmHonolulu
27h 35m
3 stops
OPO1:05 pmPorto
Jan 6
OPO12:30 pmPorto
34h 33m
3 stops
HNL1:03 pmHonolulu
$6,201
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momondo Fare Finder

 
Customize your flight search to find flights from Hawaii 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 October 5, 2025.
Use the filters below to find and compare flights from Hawaii to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Thu 3/5

10:55 pm-11:40 am

2 stops26h 45m

Porto

Mon 3/9

1:45 pm-8:40 pm

2 stops40h 55m

$842

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Thu 3/5

10:50 pm-9:30 am

2 stops24h 40m

Porto

Mon 3/9

12:35 pm-3:56 pm

3 stops37h 21m

$898

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 3/16

10:30 pm-9:30 am

2 stops25h 00m

Porto

Fri 3/27

12:35 pm-1:15 pm

2 stops34h 40m

$1,013

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Fri 10/31

9:30 pm-3:25 pm

2 stops31h 55m

Porto

Tue 11/4

6:05 am-7:53 pm

2 stops47h 48m

$1,617

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 10/20

10:05 pm-11:15 am

2 stops26h 10m

Porto

Fri 10/24

8:40 am-8:50 pm

2 stops23h 10m

$1,674

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 10/20

3:01 pm-10:30 am

1 stop32h 29m

Porto

Fri 10/24

10:35 pm-9:43 am

2 stops46h 08m

$1,879

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 10/20

10:05 pm-6:45 am

2 stops21h 40m

Porto

Fri 10/24

7:20 pm-7:59 pm

3 stops35h 39m

$2,161

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 10/20

10:05 pm-11:40 am

3 stops26h 35m

Porto

Fri 10/24

10:35 pm-8:50 pm

3 stops33h 15m

$2,340

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 10/20

3:01 pm-10:30 am

1 stop32h 29m

Porto

Fri 10/24

6:05 pm-1:53 pm

1 stop30h 48m

$2,866

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Tue 12/2

7:50 pm-11:45 am

2 stops29h 55m

Porto

Tue 1/6

5:30 pm-10:43 pm

2 stops39h 13m

$3,956

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Hawaii 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 Hawaii 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 Hawaii in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Hawaii to Porto flight deals and tips

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

Direct flights

None
There are no direct flights from Hawaii to Porto. There are no popular flight routes from Hawaii to Porto.
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  • When did momondo last update prices for flights from Hawaii to Porto Airport?

    Prices for flights from Hawaii to Porto Airport were last updated today.

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

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

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

    The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Hawaii to Porto

Compare and see reviews for airlines that fly from Hawaii to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $662Free CancellationRating
7.4
8,946 reviews
Search United Airlines flights

Traveling to a place near Porto?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hawaii to Porto. momondo saves you time and could save you money on your trip.

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

Flights from Hawaii to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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

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

If you are simply researching potential flights to Porto, momondo offers a useful price alert feature which will track prices for flights to Porto from Hawaii and alert you when they change.

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