Riga to Lisbon
Riga to Lisbon is cheapest from November through March, all at 129 €. August, the most expensive month we measured, costs about 185 € more.
Riga to Lisbon is 3,137 km flown direct. Every fare we measured came from airBaltic.
That comes from pricing 331 departure dates across 12 months. Every figure below is a fare we measured on the day shown, not a live quote. When we have nothing fresh to say about a route, its page stops existing.
What is a good price from Riga to Lisbon?
Anything at or below the quarter mark beats three in four of the 331 one-way fares we measured here. Above the median, wait or move the date.
seen 18 Aug 2026
How far ahead do the cheap fares sit?
When we measured, the cheapest quarter of fares sat between 144 and 263 days before departure, noticeably further out than the rest of the market. If you can look a few months ahead, that is where the cheap seats are sitting.
a snapshot of where the cheap seats sat, seen 18 Aug 2026
Which day of the week is cheapest?
On average, Saturday departures came out lowest and Sunday highest, a spread of about 115 €. The day matters less than the month here: pick the month first, then the day.