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Cheap flights from Boston to Porto from $239

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Porto departing on 8/2. 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 Boston to Porto

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Boston to Porto.
7:15 pm - 8:10 pmBOS-OPO
19h 55m1 stop
9:10 pm - 5:50 pmOPO-BOS
25h 40m1 stop
$449PLAY
Find Deal
Wed, May 7 - Thu, May 15
7:15 pm - 8:05 pmBOS-OPO
19h 50m1 stop
9:05 pm - 5:50 pmOPO-BOS
25h 45m1 stop
$459PLAY
Find Deal
Sat, May 3 - Sun, May 11
11:15 pm - 10:55 amBOS-OPO
6h 40mnonstop
7:00 am - 8:05 pmOPO-BOS
18h 05m1 stop
$529TAP AIR PORTUGAL
Find Deal
Mon, Sep 22 - Fri, Oct 10
11:15 pm - 10:55 amBOS-OPO
6h 40mnonstop
10:25 pm - 7:50 pmOPO-BOS
26h 25m1 stop
$534TAP AIR PORTUGAL
Find Deal
Wed, Sep 24 - Wed, Oct 1
4:30 pm - 11:40 amBOS-OPO
14h 10m1 stop
8:15 am - 7:50 pmOPO-BOS
16h 35m1 stop
$610Iberia
Find Deal
Wed, Aug 20 - Wed, Aug 27
5:05 pm - 12:00 pmBOS-OPO
13h 55m1 stop
8:40 am - 3:25 pmOPO-BOS
11h 45m1 stop
$629SWISS
Find Deal
Sun, Aug 3 - Wed, Aug 27
9:20 pm - 3:55 pmBOS-OPO
13h 35m1 stop
8:15 am - 7:50 pmOPO-BOS
16h 35m1 stop
$637Iberia
Find Deal
Wed, Jul 9 - Fri, Jul 18
5:05 pm - 12:00 pmBOS-OPO
13h 55m1 stop
7:20 pm - 3:25 pmOPO-BOS
25h 05m1 stop
$643SWISS
Find Deal
Sun, Jul 27 - Mon, Sep 1
6:50 pm - 3:30 pmBOS-OPO
15h 40m1 stop
11:35 am - 4:30 pmOPO-BOS
33h 55m1 stop
$647Delta
Find Deal
Tue, Jul 29 - Thu, Sep 4
4:45 pm - 3:35 pmBOS-OPO
17h 50m1 stop
9:20 am - 7:21 amOPO-BOS
27h 01m2 stops
$696Delta
Find Deal
Sun, Jul 6 - Wed, Jul 16

PLAY flights from Boston to Porto

Our best PLAY deals on Boston to Porto flight tickets
PLAY
May 7
BOS7:15 pmBoston Logan Intl
19h 55m
1 stop
OPO8:10 pmPorto
May 15
OPO9:10 pmPorto
25h 40m
1 stop
BOS5:50 pmBoston Logan Intl
PLAY
May 3
BOS7:15 pmBoston Logan Intl
19h 50m
1 stop
OPO8:05 pmPorto
May 11
OPO9:05 pmPorto
25h 45m
1 stop
BOS5:50 pmBoston Logan Intl
PLAY
May 3
BOS7:15 pmBoston Logan Intl
19h 50m
1 stop
OPO8:05 pmPorto
May 11
OPO9:05 pmPorto
25h 45m
1 stop
BOS5:50 pmBoston Logan Intl

Scandinavian Airlines flights from Boston to Porto

Our best Scandinavian Airlines deals on Boston to Porto flight tickets
Scandinavian Airlines
Aug 26
BOS5:40 pmBoston Logan Intl
12h 20m
1 stop
OPO11:00 amPorto
Sep 10
OPO11:50 amPorto
32h 45m
1 stop
BOS3:35 pmBoston Logan Intl
Scandinavian Airlines
Aug 26
BOS5:40 pmBoston Logan Intl
12h 20m
1 stop
OPO11:00 amPorto
Sep 10
OPO11:50 amPorto
32h 45m
1 stop
BOS3:35 pmBoston Logan Intl
Scandinavian Airlines
Aug 26
BOS5:40 pmBoston Logan Intl
12h 20m
1 stop
OPO11:00 amPorto
Sep 12
OPO5:55 pmPorto
26h 40m
1 stop
BOS3:35 pmBoston Logan Intl

See travel insights to Porto from

How to get the cheapest flight ticket from Boston 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 January is, on average, the cheapest month to fly to Porto from Boston, with most prices found around $530. If you aren’t able to travel during the month of January, then book flights to Porto from Boston during November instead. Flights to Porto in November, while not as cheap as those in January, still average around $564.

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 $662. 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 $819. 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 morning is the cheapest time of day to fly from Boston to Porto when you can find flight prices for as low as $709. Flying to Porto in the morning 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 evening when prices are $766 on average. Flights to Porto from Boston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Boston Logan Intl to Porto flight route?

Fly from Boston Logan Intl to Porto for the best Boston Logan Intl - Porto flight prices

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

You are more likely to see cheaper flights to Porto from Boston when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $674 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Boston for as low as $629 on momondo.

What cabin class options are available on Boston Logan Intl to Porto flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Porto flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Boston to Porto flight prices changed over time?

As of March 2025, prices for Boston to Porto flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Porto

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

Cheap Boston to Porto (BOS to OPO) flight deals and tips

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

Best Price Found

$239

Fastest flight time

6h 40m

Direct flights

Mon, Tue, Thu and Sun

Airports in Porto

1 airport
The best one-way flight to Porto from Boston in the past 72 hours is $239. The best round-trip flight deal from Boston to Porto found on momondo in the last 72 hours is $449.
The fastest flight from Boston to Porto takes 6h 40m
Direct flights go from Boston to Porto on Monday, Tuesday, Thursday and Sunday. The only airline offering direct flights is TAP AIR PORTUGAL.
There is 1 airport near Porto: Porto (OPO)

  • How far is Boston Logan Intl to Porto by plane?

    The straight-line distance from Boston Logan Intl to Porto is 3141.4 mi. A reasonable flight in good conditions will take 6h 40m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Porto Airport?

    Prices for flights from Boston Logan Intl Airport to Porto Airport are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Porto Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Porto Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport 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.

  • What is the most popular plane model from Boston to Porto?

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


Best airlines flying from Boston to Porto

Compare and see reviews for airlines that fly from Boston to Porto with momondo
Airline
Rating
Free Cancellation
Price
Azores AirlinesPriceFrom $356Free CancellationRating
7.5
64 reviews
Search Azores Airlines flights
PLAYPriceFrom $402Free CancellationRating
6.9
97 reviews
Search PLAY flights
VuelingPriceFrom $468Free CancellationRating
7.1
1,149 reviews
Search Vueling flights
SWISSPriceFrom $489Free CancellationRating
7.5
1,570 reviews
Search SWISS flights
DeltaPriceFrom $516Free CancellationRating
8.0
7,899 reviews
Search Delta flights
KLMPriceFrom $517Free CancellationRating
7.8
1,321 reviews
Search KLM flights
IberiaPriceFrom $519Free CancellationRating
7.0
2,653 reviews
Search Iberia flights
TAP AIR PORTUGALPriceFrom $521Free CancellationRating
7.1
1,831 reviews
Search TAP AIR PORTUGAL flights
LufthansaPriceFrom $527Free CancellationRating
6.7
6,960 reviews
Search Lufthansa flights
American AirlinesPriceFrom $544Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Porto?

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

Why use momondo?

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

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

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

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

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

Once all potential Boston to Porto flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Boston 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 Boston and alert you when they change.


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