Ottawa to Boston
Ottawa to Boston is cheapest in October. September, the most expensive month we measured, costs about 41 € more.
Ottawa to Boston is 498 km flown direct. Every fare we measured came from WS.
That comes from pricing 296 departure dates across 11 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 Ottawa to Boston?
Anything at or below the quarter mark beats three in four of the 296 one-way fares we measured here. Above the median, wait or move the date.
seen 27 Sep 2026
How far ahead do the cheap fares sit?
When we measured, the cheapest quarter of fares sat between 38 and 110 days before departure, closer in than the market as a whole. The cheap fares were on nearer dates, not months away, when we looked.
a snapshot of where the cheap seats sat, seen 27 Sep 2026
Which day of the week is cheapest?
On average, Wednesday departures came out lowest and Sunday highest, a spread of about 42 €. On this route the day moves the price about as much as the month does, which is unusual: check both before booking.