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Cheap flights from Rhode Island to Porto from $323

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rhode Island to Porto departing on 6/1. 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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Find the cheapest flights from Rhode Island to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
5:40 pm - 4:00 pm
BOS
-
OPO
17h 20m
1 stop
Iberia Logo
8:35 am - 9:05 pm
OPO
-
BOS
17h 30m
1 stop
$581Iberia
Sat, May 9 - Sat, May 16
Turkish Airlines Logo
9:50 pm - 11:30 pm
BOS
-
OPO
20h 40m
1 stop
Turkish Airlines Logo
6:10 am - 7:55 pm
OPO
-
BOS
18h 45m
1 stop
$583Turkish Airlines
Tue, Apr 28 - Thu, May 14
Iberia Logo
11:45 pm - 9:20 pm
BOS
-
OPO
16h 35m
1 stop
Iberia Logo
10:00 pm - 9:05 pm
OPO
-
BOS
28h 05m
1 stop
$585Iberia
Sun, Jun 21 - Mon, Jun 29
Iberia Logo
5:40 pm - 4:00 pm
BOS
-
OPO
17h 20m
1 stop
Iberia Logo
8:20 am - 4:10 pm
OPO
-
BOS
12h 50m
1 stop
$598Iberia
Mon, Apr 27 - Wed, May 6
American Airlines Logo
11:34 am - 7:40 am
BOS
-
OPO
15h 06m
2 stops
American Airlines Logo
8:20 am - 7:25 pm
OPO
-
BOS
16h 05m
1 stop
$603American Airlines
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
10:50 pm - 9:40 pm
BOS
-
OPO
17h 50m
1 stop
Multiple Airlines Logo
10:30 pm - 9:05 pm
OPO
-
BOS
27h 35m
1 stop
$605Multiple Airlines
Fri, May 1 - Fri, May 15
TAP AIR PORTUGAL Logo
10:30 pm - 10:05 am
BOS
-
OPO
6h 35mnonstop
TAP AIR PORTUGAL Logo
6:00 pm - 8:20 pm
OPO
-
BOS
7h 20mnonstop
$606TAP AIR PORTUGAL
Sun, Apr 26 - Sun, May 3
Iberia Logo
5:40 pm - 11:45 am
BOS
-
OPO
13h 05m
1 stop
Iberia Logo
12:25 pm - 11:47 pm
OPO
-
BOS
16h 22m
2 stops
$608Iberia
Mon, Apr 27 - Thu, May 7
Multiple Airlines Logo
10:50 pm - 7:20 am
BOS
-
OPO
27h 30m
1 stop
Multiple Airlines Logo
7:15 am - 9:05 pm
OPO
-
BOS
18h 50m
1 stop
$609Multiple Airlines
Fri, May 1 - Sat, May 16
Delta Logo
1:27 pm - 10:05 pm
PVD
-
OPO
27h 38m
2 stops
Delta Logo
6:15 am - 11:18 pm
OPO
-
PVD
22h 03m
2 stops
$1,038Delta
Fri, Jul 10 - Tue, Jul 14

Delta flights from Rhode Island to Porto

Our best Delta deals on Rhode Island to Porto flight tickets
Delta
Apr 26
BOS7:05 pmBoston Logan Intl
15h 20m
1 stop
OPO3:25 pmPorto
May 6
OPO5:00 amPorto
16h 25m
1 stop
BOS4:25 pmBoston Logan Intl
$615
Delta
Apr 20
BOS4:35 pmBoston Logan Intl
17h 55m
1 stop
OPO3:30 pmPorto
Apr 28
OPO6:15 amPorto
18h 20m
2 stops
BOS7:35 pmBoston Logan Intl
$637
Delta
May 4
BOS7:00 pmBoston Logan Intl
15h 25m
1 stop
OPO3:25 pmPorto
May 13
OPO5:00 amPorto
13h 16m
1 stop
BOS1:16 pmBoston Logan Intl
$645

Iberia flights from Rhode Island to Porto

Our best Iberia deals on Rhode Island to Porto flight tickets
Iberia
May 9
BOS5:40 pmBoston Logan Intl
17h 20m
1 stop
OPO4:00 pmPorto
May 16
OPO8:35 amPorto
17h 30m
1 stop
BOS9:05 pmBoston Logan Intl
$581
Iberia
Jun 21
BOS11:45 pmBoston Logan Intl
16h 35m
1 stop
OPO9:20 pmPorto
Jul 8
OPO10:00 pmPorto
28h 15m
1 stop
BOS9:15 pmBoston Logan Intl
$585
Iberia
Apr 27
BOS5:40 pmBoston Logan Intl
17h 20m
1 stop
OPO4:00 pmPorto
May 6
OPO8:20 amPorto
12h 50m
1 stop
BOS4:10 pmBoston Logan Intl
$598

momondo Fare Finder

 
Customize your flight search to find flights from Rhode Island 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 April 15, 2026.
Use the filters below to find and compare flights from Rhode Island to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sat 5/9

5:40 pm-4:00 pm

1 stop17h 20m

Porto

Sat 5/16

8:35 am-9:05 pm

1 stop17h 30m

$581

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 4/28

9:50 pm-11:30 pm

1 stop20h 40m

Porto

Thu 5/14

6:10 am-7:55 pm

1 stop18h 45m

$583

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 6/21

11:45 pm-9:20 pm

1 stop16h 35m

Porto

Mon 6/29

10:00 pm-9:05 pm

1 stop28h 05m

$585

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 4/27

5:40 pm-4:00 pm

1 stop17h 20m

Porto

Wed 5/6

8:20 am-4:10 pm

1 stop12h 50m

$598

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Tue 4/28

11:34 am-7:40 am

2 stops15h 06m

Porto

Tue 5/5

8:20 am-7:25 pm

1 stop16h 05m

$603

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Fri 5/1

10:50 pm-9:40 pm

1 stop17h 50m

Porto

Fri 5/15

10:30 pm-9:05 pm

1 stop27h 35m

$605
Quickest round-trip

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Sun 4/26

10:30 pm-10:05 am

Nonstop6h 35m

Porto

Sun 5/3

6:00 pm-8:20 pm

Nonstop7h 20m

$606

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Mon 4/27

5:40 pm-11:45 am

1 stop13h 05m

Porto

Thu 5/7

12:25 pm-11:47 pm

2 stops16h 22m

$608

BostonPorto

BOS - OPO

BOSOPO

Boston Logan Intl

Fri 5/1

10:50 pm-7:20 am

1 stop27h 30m

Porto

Sat 5/16

7:15 am-9:05 pm

1 stop18h 50m

$609

ProvidencePorto

PVD - OPO

PVDOPO

Providence-TFGreen

Fri 7/10

1:27 pm-10:05 pm

2 stops27h 38m

Porto

Tue 7/14

6:15 am-11:18 pm

2 stops22h 03m

$1,038

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 Rhode Island 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 month to fly to Porto?

The month of February is, on average, the cheapest month to fly to Porto from Rhode Island, with most prices found around $403. If you aren’t able to travel during the month of February, then book flights to Porto from Rhode Island during January instead. Flights to Porto in January, while not as cheap as those in February, still average around $426.

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 Tuesday when prices can be found for as low as $652. 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 Saturday because tickets tend to average around $852. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from Rhode Island when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $623 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Rhode Island for as low as $621 on momondo.

Cheap Rhode Island to Porto flight deals and tips

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

Fastest flight time

6h 30m

Direct flights

Mon, Tue, Thu and Sun

Airports in Porto

1 airport
The fastest flight from Rhode Island to Porto takes 6h 30m
Direct flights go from Rhode Island to Porto on Monday, Tuesday, Thursday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Porto. From Rhode Island there are direct flights to Porto (OPO).
Search flight deals

Frequently asked questions about flying from Rhode Island to Porto

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

    Prices for flights from Rhode Island to Porto Airport are updated daily.

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

  • How old do you have to be to fly from Rhode Island to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rhode Island 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.

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
Lamego
Esposende
Chaves
Pinhao
Guimarães
Espinho
Arcos de Valdevez
Ponte de Lima
Viseu
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

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

Finding the right flight to Porto from Rhode Island is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto quick and easy, saving you time and money.

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

All flight searches from Rhode Island to Porto on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Rhode Island to Porto?

Once you have performed a search for Rhode Island to Porto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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