Cheap flights from Boston to Portugal from $217
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 Portugal departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites 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 Portugal
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Vueling flights from Boston to Portugal
Our best Vueling deals on Boston to Portugal flight tickets
PLAY flights from Boston to Portugal
Our best PLAY deals on Boston to Portugal flight tickets
See travel insights to Portugal from
How to get the cheapest flight ticket from Boston to Portugal
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 Portugal?
The cheapest month to fly to Portugal from Boston is in February. Flight prices, which tend to average around $651, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Boston during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $658.
What is the cheapest day to depart on your flight to Portugal?
According to our data, Tuesday is the cheapest day to fly to Portugal from Boston. The lowest ticket price found for a Tuesday departure recently was $829. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Thursday, with ticket prices averaging around $912.
What is the cheapest time of day to depart on your flight to Portugal?
Our most recent data shows that the best time of day to fly to Portugal is at noon. Flights from Boston to Portugal during this time can be as low as $351. In the evening is when there is more demand to fly to Portugal, so prices are often more expensive at around $873 per ticket.
What is the cheapest Boston Logan Intl to Portugal flight route?
Fly from Boston Logan Intl to Porto for the best Boston Logan Intl - Portugal flight prices
How far in advance should I book a flight to Portugal?
You are more likely to see cheaper flights to Portugal from Boston when booking 11 weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $841 when searching 11 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Boston for as low as $812 on momondo.
What cabin class options are available on Boston Logan Intl to Portugal flights?
There are 3 cabin classes available to choose from on Boston Logan Intl to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Boston Logan Intl to Portugal?
Iberia, TAP AIR PORTUGAL, and Azores Airlines are the most popular carriers operating from Boston Logan Intl to Portugal
What airlines fly to Portugal?
TAP AIR PORTUGAL, Azores Airlines and Delta are the top three most popular airlines that fly to Portugal from Boston according to our data. TAP AIR PORTUGAL is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 22 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.
How many flights depart from Boston to Portugal on average per day?
The number of flights available between Boston and Portugal is 7 per day as of March 2025. The most frequent departure time is 11:00PM, with 100% of daily flights leaving in the evening.
How many flights depart from Boston to Portugal on average per week?
As of March 2025, there are 54 flights per week flying from Boston to Portugal. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.
Cheap Boston to Portugal flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to Portugal
When did momondo last update prices for flights from Boston Logan Intl Airport to Portugal?
Prices for flights from Boston Logan Intl Airport to Portugal were last updated today.
How many operators does momondo search for flights from Boston Logan Intl Airport to Portugal?
There are 22 operators available for flights from Boston Logan Intl Airport to Portugal as of March 2025.
How old do you have to be to fly from Boston Logan Intl Airport to Portugal?
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 Boston Logan Intl Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Boston to Portugal?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Boston to Portugal is Airbus A321neo (40.03% of total bookings). The next most popular plane models are Airbus A330-900neo (34.27%), Boeing 767-300 (winglets) (14.86%), and Airbus A320neo (4.74%).
Best airlines flying from Boston to Portugal
Compare and see reviews for airlines that fly from Boston to Portugal with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $260 | Free Cancellation | Rating 4.0 4 reviews | |||
| PriceFrom $323 | Free Cancellation | Rating 7.3 1,326 reviews | |||
| PriceFrom $332 | Free Cancellation | Rating 6.9 97 reviews | |||
| PriceFrom $445 | Free Cancellation | Rating 7.1 1,149 reviews | |||
| PriceFrom $489 | Free Cancellation | Rating 7.5 1,570 reviews | |||
| PriceFrom $514 | Free Cancellation | Rating 7.0 2,653 reviews | |||
| PriceFrom $516 | Free Cancellation | Rating 8.0 7,899 reviews | |||
| PriceFrom $517 | Free Cancellation | Rating 7.8 1,321 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $524 | Free Cancellation | Rating 6.6 6,713 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Boston to Portugal?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Portugal. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Boston to Portugal with flexible booking policies on momondo?
All flight searches from Boston to Portugal on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Boston to Portugal?
momondo helps you find the best flight between Boston and Portugal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Boston to Portugal right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Boston to Portugal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.