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Cheap flights from Hawaii to Porto from $437

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 9/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Hawaii to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
10:30 pm - 10:25 pm
HNL
-
OPO
37h 55m
2 stops
Lufthansa Logo
6:00 am - 9:40 pm
OPO
-
HNL
25h 40m
2 stops
$718Lufthansa
Sun, Oct 25 - Fri, Nov 27
Delta Logo
7:00 am - 10:00 pm
HNL
-
OPO
29h 00m
2 stops
Delta Logo
5:00 am - 8:24 pm
OPO
-
HNL
25h 24m
2 stops
$727Delta
Sun, Oct 25 - Fri, Nov 27
Scandinavian Airlines Logo
10:45 pm - 5:05 pm
HNL
-
OPO
31h 20m
2 stops
Scandinavian Airlines Logo
5:55 pm - 7:28 pm
OPO
-
HNL
36h 33m
2 stops
$929Scandinavian Airlines
Fri, Sep 4 - Fri, Sep 11
United Airlines Logo
1:35 pm - 7:00 am
HNL
-
OPO
30h 25m
2 stops
United Airlines Logo
12:15 pm - 7:48 pm
OPO
-
HNL
42h 33m
2 stops
$934United Airlines
Tue, Sep 8 - Tue, Sep 22
United Airlines Logo
8:00 pm - 9:45 am
HNL
-
OPO
26h 45m
2 stops
United Airlines Logo
11:50 am - 4:09 pm
OPO
-
HNL
39h 19m
2 stops
$935United Airlines
Sun, Sep 6 - Thu, Sep 24
United Airlines Logo
8:25 pm - 9:30 am
HNL
-
OPO
27h 05m
2 stops
United Airlines Logo
12:35 pm - 2:39 pm
OPO
-
HNL
36h 04m
1 stop
$943United Airlines
Sun, Oct 25 - Fri, Nov 27
United Airlines Logo
9:40 pm - 7:00 am
HNL
-
OPO
46h 20m
2 stops
United Airlines Logo
6:00 am - 4:09 pm
OPO
-
HNL
45h 09m
2 stops
$946United Airlines
Sat, Sep 5 - Fri, Sep 25
KLM Logo
10:45 pm - 6:20 pm
HNL
-
OPO
32h 35m
2 stops
KLM Logo
4:25 pm - 4:38 pm
OPO
-
HNL
35h 13m
2 stops
$949KLM
Mon, Sep 7 - Mon, Sep 14
United Airlines Logo
9:40 pm - 9:45 am
HNL
-
OPO
25h 05m
2 stops
United Airlines Logo
6:00 am - 11:45 am
OPO
-
HNL
40h 45m
2 stops
$952United Airlines
Sat, Sep 5 - Wed, Sep 23
Delta Logo
3:50 pm - 10:00 pm
HNL
-
OPO
43h 10m
2 stops
Delta Logo
5:00 am - 9:12 pm
OPO
-
HNL
27h 12m
2 stops
$953Delta
Fri, Sep 4 - Tue, Sep 22

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Delta flights from Hawaii to Porto

Our best Delta deals on Hawaii to Porto flight tickets
Delta
Oct 25
HNL7:00 amHonolulu
29h 00m
2 stops
OPO10:00 pmPorto
Nov 27
OPO5:00 amPorto
25h 24m
2 stops
HNL8:24 pmHonolulu
$727
Delta
Sep 4
HNL3:50 pmHonolulu
43h 10m
2 stops
OPO10:00 pmPorto
Sep 22
OPO5:00 amPorto
27h 12m
2 stops
HNL9:12 pmHonolulu
$953
Delta
Sep 6
HNL10:45 pmHonolulu
36h 45m
2 stops
OPO10:30 pmPorto
Sep 28
OPO7:00 amPorto
47h 28m
2 stops
HNL7:28 pmHonolulu
$955

Scandinavian Airlines flights from Hawaii to Porto

Our best Scandinavian Airlines deals on Hawaii to Porto flight tickets
Scandinavian Airlines
Sep 4
HNL10:45 pmHonolulu
31h 20m
2 stops
OPO5:05 pmPorto
Sep 11
OPO5:55 pmPorto
36h 33m
2 stops
HNL7:28 pmHonolulu
$929
Scandinavian Airlines
Sep 4
HNL10:45 pmHonolulu
31h 20m
2 stops
OPO5:05 pmPorto
Sep 11
OPO5:55 pmPorto
36h 33m
2 stops
HNL7:28 pmHonolulu
$1,056
Scandinavian Airlines
Sep 4
HNL7:00 amHonolulu
28h 15m
3 stops
OPO10:15 pmPorto
Sep 11
OPO5:00 amPorto
25h 28m
3 stops
HNL7:28 pmHonolulu
$1,416

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 July 26, 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

Sun 10/25

10:30 pm-10:25 pm

2 stops37h 55m

Porto

Fri 11/27

6:00 am-9:40 pm

2 stops25h 40m

$718
Quickest round-trip

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Sun 10/25

7:00 am-10:00 pm

2 stops29h 00m

Porto

Fri 11/27

5:00 am-8:24 pm

2 stops25h 24m

$727

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Fri 9/4

10:45 pm-5:05 pm

2 stops31h 20m

Porto

Fri 9/11

5:55 pm-7:28 pm

2 stops36h 33m

$929

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Tue 9/8

1:35 pm-7:00 am

2 stops30h 25m

Porto

Tue 9/22

12:15 pm-7:48 pm

2 stops42h 33m

$934

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Sun 9/6

8:00 pm-9:45 am

2 stops26h 45m

Porto

Thu 9/24

11:50 am-4:09 pm

2 stops39h 19m

$935

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Sun 10/25

8:25 pm-9:30 am

2 stops27h 05m

Porto

Fri 11/27

12:35 pm-2:39 pm

1 stop36h 04m

$943

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Sat 9/5

9:40 pm-7:00 am

2 stops46h 20m

Porto

Fri 9/25

6:00 am-4:09 pm

2 stops45h 09m

$946

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Mon 9/7

10:45 pm-6:20 pm

2 stops32h 35m

Porto

Mon 9/14

4:25 pm-4:38 pm

2 stops35h 13m

$949

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Sat 9/5

9:40 pm-9:45 am

2 stops25h 05m

Porto

Wed 9/23

6:00 am-11:45 am

2 stops40h 45m

$952

HonoluluPorto

HNL - OPO

HNLOPO

Honolulu

Fri 9/4

3:50 pm-10:00 pm

2 stops43h 10m

Porto

Tue 9/22

5:00 am-9:12 pm

2 stops27h 12m

$953

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 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

23h 55m

Direct flights

None
The fastest flight from Hawaii to Porto takes 23h 55m
There are no direct flights from Hawaii to Porto. There are no popular flight routes from Hawaii to Porto.
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Frequently asked questions about flying from Hawaii to Porto

  • 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
10,040 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
Braga
Aveiro
Matosinhos
Esposende
Lamego
Pinhao
Chaves
Arcos de Valdevez
Guimarães
Viseu
Espinho
Ponte de Lima
Mesao Frio
Penafiel
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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