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Cheap flights from Hawaii to Porto from $364

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 8/17. 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.
Air Canada Logo
9:50 pm - 7:00 am
HNL
-
OPO
46h 10m
2 stops
Air Canada Logo
2:25 pm - 7:48 pm
OPO
-
HNL
40h 23m
2 stops
$779Air Canada
Mon, Aug 17 - Wed, Aug 26
Air Canada Logo
9:50 pm - 7:00 am
HNL
-
OPO
46h 10m
2 stops
Air Canada Logo
2:25 pm - 1:06 pm
OPO
-
HNL
33h 41m
3 stops
$799Air Canada
Mon, Aug 17 - Wed, Aug 26
Delta Logo
3:35 pm - 10:30 am
HNL
-
OPO
31h 55m
1 stop
Delta Logo
5:00 am - 8:47 pm
OPO
-
HNL
26h 47m
2 stops
$964Delta
Mon, Aug 17 - Wed, Aug 26
Multiple Airlines Logo
6:37 pm - 11:45 am
HNL
-
OPO
30h 08m
2 stops
Multiple Airlines Logo
8:40 pm - 9:35 pm
OPO
-
HNL
35h 55m
2 stops
$996Multiple Airlines
Fri, Apr 17 - Sat, May 9
Delta Logo
7:00 am - 10:00 pm
HNL
-
OPO
28h 00m
2 stops
Delta Logo
5:55 am - 9:01 pm
OPO
-
HNL
26h 06m
2 stops
$1,063Delta
Fri, May 8 - Sat, May 23
Delta Logo
7:00 am - 10:00 pm
HNL
-
OPO
28h 00m
2 stops
Delta Logo
5:00 am - 7:48 pm
OPO
-
HNL
25h 48m
2 stops
$1,065Delta
Fri, May 8 - Fri, May 15
SWISS Logo
7:00 am - 7:55 am
HNL
-
OPO
37h 55m
2 stops
SWISS Logo
7:20 pm - 8:40 pm
OPO
-
HNL
36h 20m
2 stops
$1,087SWISS
Fri, May 8 - Sat, May 23
Multiple Airlines Logo
3:01 pm - 7:40 am
HNL
-
OPO
29h 39m
2 stops
Multiple Airlines Logo
8:40 pm - 10:11 pm
OPO
-
HNL
36h 31m
2 stops
$1,170Multiple Airlines
Fri, May 8 - Sat, May 23
United Airlines Logo
9:40 pm - 9:45 am
HNL
-
OPO
25h 05m
2 stops
United Airlines Logo
6:00 am - 9:43 pm
OPO
-
HNL
26h 43m
2 stops
$1,181United Airlines
Sun, Aug 2 - Mon, Aug 10
United Airlines Logo
8:00 pm - 3:45 pm
KOA
-
OPO
32h 45m
2 stops
United Airlines Logo
12:35 pm - 10:47 am
OPO
-
KOA
33h 12m
2 stops
$1,298United Airlines
Mon, May 4 - Mon, May 11

United Airlines flights from Hawaii to Porto

Our best United Airlines deals on Hawaii to Porto flight tickets
United Airlines
Aug 2
HNL9:40 pmHonolulu
25h 05m
2 stops
OPO9:45 amPorto
Aug 10
OPO6:00 amPorto
26h 43m
2 stops
HNL9:43 pmHonolulu
$1,181
United Airlines
Aug 2
HNL9:40 pmHonolulu
25h 05m
2 stops
OPO9:45 amPorto
Aug 10
OPO6:00 amPorto
26h 43m
2 stops
HNL9:43 pmHonolulu
$1,231
United Airlines
Aug 2
HNL9:40 pmHonolulu
25h 05m
2 stops
OPO9:45 amPorto
Aug 10
OPO6:00 amPorto
26h 43m
2 stops
HNL9:43 pmHonolulu
$1,294

Delta flights from Hawaii to Porto

Our best Delta deals on Hawaii to Porto flight tickets
Delta
Aug 17
HNL3:35 pmHonolulu
31h 55m
1 stop
OPO10:30 amPorto
Aug 26
OPO5:00 amPorto
26h 47m
2 stops
HNL8:47 pmHonolulu
$964
Delta
May 8
HNL7:00 amHonolulu
28h 00m
2 stops
OPO10:00 pmPorto
May 23
OPO5:55 amPorto
26h 06m
2 stops
HNL9:01 pmHonolulu
$1,063
Delta
May 8
HNL7:00 amHonolulu
28h 00m
2 stops
OPO10:00 pmPorto
May 15
OPO5:00 amPorto
25h 48m
2 stops
HNL7:48 pmHonolulu
$1,065

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 March 25, 2026.
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

Cheapest round-trip

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 8/17

9:50 pm-7:00 am

2 stops46h 10m

Porto

Wed 8/26

2:25 pm-7:48 pm

2 stops40h 23m

$779

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 8/17

9:50 pm-7:00 am

2 stops46h 10m

Porto

Wed 8/26

2:25 pm-1:06 pm

3 stops33h 41m

$799

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 8/17

3:35 pm-10:30 am

1 stop31h 55m

Porto

Wed 8/26

5:00 am-8:47 pm

2 stops26h 47m

$964

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Fri 4/17

6:37 pm-11:45 am

2 stops30h 08m

Porto

Sat 5/9

8:40 pm-9:35 pm

2 stops35h 55m

$996

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Fri 5/8

7:00 am-10:00 pm

2 stops28h 00m

Porto

Sat 5/23

5:55 am-9:01 pm

2 stops26h 06m

$1,063

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Fri 5/8

7:00 am-10:00 pm

2 stops28h 00m

Porto

Fri 5/15

5:00 am-7:48 pm

2 stops25h 48m

$1,065

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Fri 5/8

7:00 am-7:55 am

2 stops37h 55m

Porto

Sat 5/23

7:20 pm-8:40 pm

2 stops36h 20m

$1,087

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Fri 5/8

3:01 pm-7:40 am

2 stops29h 39m

Porto

Sat 5/23

8:40 pm-10:11 pm

2 stops36h 31m

$1,170
Quickest round-trip

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Sun 8/2

9:40 pm-9:45 am

2 stops25h 05m

Porto

Mon 8/10

6:00 am-9:43 pm

2 stops26h 43m

$1,181

Kailua-KonaPorto

KOA - OPO

KOAOPO

Kona Intl

Mon 5/4

8:00 pm-3:45 pm

2 stops32h 45m

Porto

Mon 5/11

12:35 pm-10:47 am

2 stops33h 12m

$1,298

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 airline that flies from Hawaii to Porto?

Air Canada, Lufthansa, and Delta are the most popular carriers operating from Hawaii to Porto

Cheap Hawaii to Porto flight deals and tips

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

Fastest flight time

21h 00m

Direct flights

None
The fastest flight from Hawaii to Porto takes 21h 00m
There are no direct flights from Hawaii to Porto. There are no popular flight routes from Hawaii to Porto.
Search flight deals

  • 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 $588Free CancellationRating
7.4
9,478 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
Lamego
Esposende
Chaves
Pinhao
Guimarães
Espinho
Arcos de Valdevez
Viseu
Ponte de Lima
Curia
Penafiel
Mesao Frio
Mira
Baiao

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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