April is the cheapest month to fly this route, with average fares around $586 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| April 2026 | $586 | $462 | Best | |
| May 2026 | $738 | $550 | ||
| June 2026 | $787 | $668 | Peak |
Departing on Tuesday offers the lowest average fares at $657. Friday departures are the most expensive at $765, a difference of $108.
The best time to fly is April. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from New York to Lisbon is April, with average round-trip fares around $586. The lowest fare found in April is $462.
Tuesday departures are the cheapest, averaging $657 round trip. The most expensive day is Friday at $765.
Based on current pricing trends, booking for April travel offers the best value. Avoid June if possible, as fares average $787 compared to $586 in the cheapest month. May is a solid middle-ground option at $738.
Flying in April instead of June can save you approximately $201 per round trip. The cheapest month averages $586 while the most expensive averages $787.
Airlines, flight times, price calendar, and more for New York to Lisbon
View JFK → LIS Details