Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Boston to Porto from $264

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 8/13. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

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.
Scandinavian Airlines Logo
5:40 pm - 11:00 amBOS-OPO
12h 20m1 stop
Scandinavian Airlines Logo
5:55 pm - 3:35 pmOPO-BOS
26h 40m1 stop
$507Scandinavian Airlines
Find Deal
Tue, Aug 26 - Fri, Sep 26
TAP AIR PORTUGAL Logo
11:05 pm - 10:45 amBOS-OPO
6h 40mnonstop
TAP AIR PORTUGAL Logo
6:10 pm - 8:45 pmOPO-BOS
7h 35mnonstop
$508TAP AIR PORTUGAL
Find Deal
Wed, Oct 8 - Wed, Oct 15
Scandinavian Airlines Logo
5:40 pm - 11:10 amBOS-OPO
12h 30m1 stop
Scandinavian Airlines Logo
5:55 pm - 3:35 pmOPO-BOS
26h 40m1 stop
$519Scandinavian Airlines
Find Deal
Sun, Aug 24 - Fri, Sep 26
 Logo
7:15 pm - 11:00 pmBOS-OPO
22h 45m2 stops
 Logo
4:00 pm - 5:50 pmOPO-BOS
30h 50m2 stops
Sun, May 18 - Fri, May 23
United Airlines Logo
6:50 pm - 9:20 amBOS-OPO
9h 30m1 stop
United Airlines Logo
12:10 pm - 5:48 pmOPO-BOS
34h 38m2 stops
$611United Airlines
Find Deal
Wed, Aug 20 - Thu, Aug 28
Iberia Logo
9:20 pm - 11:40 amBOS-OPO
9h 20m1 stop
Iberia Logo
8:15 am - 3:00 pmOPO-BOS
11h 45m1 stop
$613Iberia
Find Deal
Wed, Jul 16 - Wed, Sep 17
United Airlines Logo
5:30 am - 9:20 amBOS-OPO
22h 50m2 stops
United Airlines Logo
12:10 pm - 5:48 pmOPO-BOS
34h 38m2 stops
$615United Airlines
Find Deal
Wed, Aug 20 - Thu, Aug 28
Delta Logo
6:45 pm - 10:15 pmBOS-OPO
22h 30m1 stop
Delta Logo
11:35 am - 4:35 pmOPO-BOS
34h 00m1 stop
$656Delta
Find Deal
Sun, Aug 3 - Thu, Aug 28
Delta Logo
6:45 pm - 10:15 pmBOS-OPO
22h 30m1 stop
Delta Logo
11:35 am - 4:35 pmOPO-BOS
34h 00m1 stop
$657Delta
Find Deal
Sun, Aug 3 - Thu, Aug 28
Azores Airlines Logo
9:15 pm - 11:40 amBOS-OPO
9h 25m1 stop
Azores Airlines Logo
10:15 pm - 7:50 pmOPO-BOS
26h 35m1 stop
$686Azores Airlines
Find Deal
Fri, Sep 5 - Sun, Sep 14

TAP AIR PORTUGAL flights from Boston to Porto

Our best TAP AIR PORTUGAL deals on Boston to Porto flight tickets
TAP AIR PORTUGAL
Oct 8
BOS11:05 pmBoston Logan Intl
6h 40m
OPO10:45 amPorto
Oct 15
OPO6:10 pmPorto
7h 35m
BOS8:45 pmBoston Logan Intl
TAP AIR PORTUGAL
Oct 8
BOS11:05 pmBoston Logan Intl
6h 40m
OPO10:45 amPorto
Oct 15
OPO10:25 pmPorto
20h 55m
1 stop
BOS2:20 pmBoston Logan Intl
TAP AIR PORTUGAL
Oct 12
BOS10:55 pmBoston Logan Intl
6h 40m
OPO10:35 amPorto
Oct 20
OPO10:00 amPorto
15h 05m
1 stop
BOS8:05 pmBoston Logan Intl

Air Canada flights from Boston to Porto

Our best Air Canada deals on Boston to Porto flight tickets
Air Canada
Sep 16
BOS4:45 pmBoston Logan Intl
35h 40m
2 stops
OPO9:25 amPorto
Sep 23
OPO12:50 pmPorto
14h 49m
2 stops
BOS10:39 pmBoston Logan Intl
Air Canada
Jul 16
BOS5:50 amBoston Logan Intl
22h 30m
1 stop
OPO9:20 amPorto
Sep 17
OPO6:00 amPorto
20h 25m
2 stops
BOS9:25 pmBoston Logan Intl
Air Canada
Aug 3
BOS12:15 pmBoston Logan Intl
40h 20m
2 stops
OPO9:35 amPorto
Aug 21
OPO12:10 pmPorto
10h 50m
1 stop
BOS6:00 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 typical price of a round-trip flight between Boston and Porto?

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 $556.

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 $842. 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 $670 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 $644 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 April 2025, prices for Boston to Porto flights are approximately 0% more expensive 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

$264

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 $264. The best round-trip flight deal from Boston to Porto found on momondo in the last 72 hours is $507.
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 $338Free CancellationRating
7.5
65 reviews
Search Azores Airlines flights
PLAYPriceFrom $457Free CancellationRating
6.9
101 reviews
Search PLAY flights
SWISSPriceFrom $466Free CancellationRating
7.5
1,582 reviews
Search SWISS flights
VuelingPriceFrom $468Free CancellationRating
7.1
1,156 reviews
Search Vueling flights
IberiaPriceFrom $507Free CancellationRating
7.0
2,684 reviews
Search Iberia flights
DeltaPriceFrom $514Free CancellationRating
8.0
7,920 reviews
Search Delta flights
KLMPriceFrom $517Free CancellationRating
7.8
1,333 reviews
Search KLM flights
LufthansaPriceFrom $520Free CancellationRating
6.7
7,027 reviews
Search Lufthansa flights
TAP AIR PORTUGALPriceFrom $523Free CancellationRating
7.1
1,844 reviews
Search TAP AIR PORTUGAL flights
American AirlinesPriceFrom $534Free 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
Matosinhos
Vila Nova de Gaia
Caminha
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.


An easier way to manage your Porto trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Mon 4/28
Mon 5/5

Find better results for your trip to Portugal