While some travelers search for tap portugal business class boston to lisbon, we focus entirely on one-stop economy options from carriers like United Airlines. Comparing these schedules before booking helps you balance total journey time against the live fares shown above.
From 10 real fares found in our latest check. Prices are per person and can change.
10 real fares from our latest check, cheapest first. Prices are per person and can change until ticketed.
UA
1 stop · 20h 40m · Sat, Oct 31
UA
1 stop · 20h 40m · Sat, Oct 31
UA
1 stop · 13h 10m · Sat, Oct 31
UA
1 stop · 13h 10m · Sat, Oct 31
UA
1 stop · 10h 5m · Sat, Oct 31
Lowest fare we found for each month we checked. Based on real searches, not a forecast.
Cheapest month found: Nov 2026 from $600
Our search data shows United Airlines operating flights from Boston to Lisbon. These routes all involve one stop, with total travel times varying based on the connection length. Journey durations currently range from 10 hours and 5 minutes to 20 hours and 40 minutes.
Pricing patterns for this route often fluctuate as the year draws to a close. Current data indicates that fares tend to dip in November, rise during the December holiday period, and moderate again as January begins. You can review the live fares shown above to see how current pricing shifts across these months.
Being flexible with your departure dates is a practical way to manage the cost of your flight. Comparing a variety of one-stop itineraries can reveal different pricing tiers based on connection times. Checking the live fares early and often allows you to track pricing trends before you secure your ticket.
Recent flight data for this route shows only one-stop itineraries. No nonstop flights were found in the current results. Because every option requires a connection, your total travel time will depend heavily on the length of your layover. Reviewing the available options allows you to choose between shorter total trip times and potentially different fare levels.
ASAirspace provides real live fare search results to help you compare economy options without hidden booking fees. If you want help comparing the available schedules or understanding the fare rules, you can speak to one of our travel advisors on the phone. Comparing these options ensures you know exactly what is included before you book.
Our recent search data shows United Airlines operating on this route. Review the live fares shown above to see which schedules are currently available for your travel dates.
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