Cheap flights from Boston to Lisbon from $231
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 Lisbon departing on 3/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
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 Lisbon
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
PLAY flights from Boston to Lisbon
Our best PLAY deals on Boston to Lisbon flight tickets
Vueling flights from Boston to Lisbon
Our best Vueling deals on Boston to Lisbon flight tickets
See travel insights to Lisbon from
How to get the cheapest flight ticket from Boston to Lisbon
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 Lisbon?
In general, February is the cheapest month to fly from Boston to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $641. If you are unable to visit Lisbon during the month of February, then departing from Boston during the month January is also very affordable. Most momondo users find prices during this month for around $658.
What is the cheapest day to depart on your flight to Lisbon?
Our data shows that Tuesday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $828. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Lisbon for around $914.
What is the cheapest time of day to depart on your flight to Lisbon?
The cheapest time of day to fly to Lisbon is at noon when flights can be purchased for as low as $351. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $886 on average. Flights to Lisbon 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 Lisbon Humberto Delgado flight route?
Fly from Boston Logan Intl to Lisbon Humberto Delgado for the best Boston Logan Intl - Lisbon Humberto Delgado flight prices
How far in advance should I book a flight to Lisbon?
You are more likely to see cheaper flights to Lisbon from Boston when booking 8 weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $846 when searching 8 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Boston for as low as $792 on momondo.
What cabin class options are available on Boston Logan Intl to Lisbon Humberto Delgado flights?
There are 3 cabin classes available to choose from on Boston Logan Intl to Lisbon Humberto Delgado 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 Lisbon Humberto Delgado?
Iberia, Vueling, and PLAY are the most popular carriers operating from Boston Logan Intl to Lisbon Humberto Delgado
What airlines fly to Lisbon?
TAP AIR PORTUGAL, Delta and Azores Airlines are the top three most popular airlines that fly to Lisbon from Boston according to our data. TAP AIR PORTUGAL is the first choice among our users, with 72% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 20 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.
How many flights depart from Boston to Lisbon on average per day?
The number of flights available between Boston and Lisbon is 3 per day as of February 2025. The most frequent departure time is 9:00PM, with 100% of daily flights leaving in the evening.
How many flights depart from Boston to Lisbon on average per week?
As of February 2025, there are 26 flights per week flying from Boston to Lisbon. The most common day of the week flights depart is Thu, with 35% of flights taking off on this day.
When to book flights from Boston to Lisbon
Cheap Boston to Lisbon (BOS to LIS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to Lisbon
How far is Boston Logan Intl to Lisbon Humberto Delgado by plane?
Lisbon Humberto Delgado is 3186.3 mi away from Boston Logan Intl. Typically, this will take 6h 25m by plane in normal conditions.
When did momondo last update prices for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport were last updated today.
How many operators does momondo search for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?
The number of operators available for flights from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport is 20 as of February 2025.
How old do you have to be to fly from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents you'll need for your trip to Lisbon Humberto Delgado 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 Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to Lisbon?
momondo data reveals that the most frequently booked plane model on the route from Boston to Lisbon is Boeing 767-300 (winglets), representing 34.31% of all bookings. The subsequent popular models are Airbus A321neo at 32.51%, Airbus A330-900neo at 23.85%, and Airbus A330-200 at 2.61%.
What is the most popular airline from Boston to Lisbon?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Boston to Lisbon is TAP AIR PORTUGAL (58% of total bookings). The next most popular airlines are Delta (12%), Azores Airlines (6%), and KLM (5%).
Best airlines flying from Boston to Lisbon
Compare and see reviews for airlines that fly from Boston to Lisbon with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $260 | Free Cancellation | Rating 4.0 4 reviews | |||
| PriceFrom $323 | Free Cancellation | Rating 7.3 1,319 reviews | |||
| PriceFrom $332 | Free Cancellation | Rating 6.9 96 reviews | |||
| PriceFrom $421 | Free Cancellation | Rating 7.5 62 reviews | |||
| PriceFrom $435 | Free Cancellation | Rating 6.7 6,981 reviews | |||
| PriceFrom $460 | Free Cancellation | Rating 7.1 1,155 reviews | |||
| PriceFrom $468 | Free Cancellation | Rating 7.1 1,836 reviews | |||
| PriceFrom $515 | Free Cancellation | Rating 7.0 2,640 reviews | |||
| PriceFrom $519 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $520 | Free Cancellation | Rating 6.6 6,740 reviews |
Emirates Flights From Boston to Lisbon
Emirates is one of the most popular airlines flying from Boston to Lisbon, operating 2 flights/week on average for this route. A good Emirates flight deal for Boston to Lisbon starts from $637 round-trip, up to an average price of $831. Our users have rated Emirates at 8.1/10.
Delta Flights From Boston to Lisbon
$618 is the best Delta flight deal from Boston to Lisbon found on momondo over the last 72 hours. The average Delta ticket price found was closer to $1,110, however, with flight time and availability significantly affecting the price. Delta (8.0/10 from 8,140 user reviews) flies into Lisbon from Boston 2 times in an average week so prices can vary.
Traveling to a place near Lisbon?
Book flights to Lisbon if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Boston to Lisbon?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Lisbon for you.
Can I find flights from Boston to Lisbon with flexible booking policies on momondo?
All flight searches from Boston to Lisbon on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Boston to Lisbon?
momondo helps you find the best flight between Boston and Lisbon 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 Lisbon right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Lisbon, momondo offers a useful price alert feature which will track prices for flights to Lisbon from Boston and alert you when they change.