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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 R12 067. If you’re not able to fly to Lisbon in February, then January is your next best option. Flight prices from Boston to Lisbon during January average around R12 234.
What is the cheapest time of day to depart on your flight to Lisbon?
Our most recent data shows that the best time of day to fly to Lisbon is in the morning. Flights from Boston to Lisbon during this time can be as low as R0. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are R37 661 on average. Flights to Lisbon from Boston in the evening are generally more expensive because this time of day is more convenient for travellers’ 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 17 weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around R15 373 when searching 17 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 R14 366 on momondo.
What cabin class options are available on Boston Logan Intl to Lisbon Humberto Delgado flights?
There are 1 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.
How have Boston to Lisbon flight prices changed over time?
As of April 2025, prices for Boston to Lisbon flights are approximately 13% cheaper when compared to flights at the same time last year.
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
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 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers 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 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 licence 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 Airbus A330-900neo, representing 46,34% of all bookings. The subsequent popular models are Airbus A321neo at 35,40%, Boeing 767-300 (winglets) at 12,40%, and Airbus A330-300 at 0,89%.
Travelling 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?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Lisbon . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Boston to Lisbon with flexible booking policies on momondo?
Flights from Boston to Lisbon with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Boston to Lisbon?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Lisbon from Boston.
I’m not ready to book a flight from Boston to Lisbon right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Lisbon from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.