Window Seat

Which side to sit on from Boston to Denver?

Sit on the right side flying Boston (BOS) to Denver (DEN). It has the better view on 8 of 12 daily flights, with Toronto, Lake Ontario and Deer Island Eggs.

By time of day

DepartsSideAgreeHighlights
MorningRight7 of 8 flightsDeer Island Egg Digesters, Massachusetts Institute of Technology, Toronto
AfternoonRight1 of 1 flightsDeer Island Egg Digesters, Massachusetts Institute of Technology, Toronto
EveningLeft3 of 3 flightsDenver, Buffalo, Cape Ann

What you'll see

  • Cape Ann on the left, 3 min after takeoff
  • Deer Island Eggs on the right, 5 min after takeoff
  • MIT on the right, 6 min after takeoff
  • Lake Ontario on the right, 47 min after takeoff
  • Buffalo on the left, 52 min after takeoff
  • Niagara Falls on the left, 53 min after takeoff
  • Toronto on the right, 55 min after takeoff
  • Lake Erie on the left, 64 min after takeoff
  • Lake St. Clair on the left, 74 min after takeoff
  • Lake Michigan shore on the right, 100 min after takeoff
  • Milwaukee on the right, 105 min after takeoff
  • Denver on the left, 224 min after takeoff
Map of the Boston to Denver flight path with its landmarks on each side

Based on 12 daily nonstop flights and the real paths they flew in the last 10 days. No clouds: within 3 days of departure, pick your exact flight for the cloud forecast.

Questions

Which side is best for the sunset from Boston to Denver?

Either side. This flight heads west, so the sunset is ahead of you. Open your exact flight in Window Seat for its sun and glare.

Is the left side of the plane seat A?

Yes. On almost every airline, seat A is the left window when you face the front. The right window is the highest letter in the row, usually F, K or L.

Does the best side change by flight?

It can. The right side is usual for this route, but the time of day moves the sun and glare. Pick your exact flight for its own answer, with the cloud forecast within 3 days.

More routes

Open Boston to Denver in Window Seat

How it works

  1. 1Real flights, not straight linesWe pull about 20 recent flights on your route, so the path matches how planes actually fly it.
  2. 2Score every window6,500 rated landmarks, the sun and glare, sunsets, city lights and, within 3 days of your flight, the cloud forecast.
  3. 3Book the right seatYou get the side, when to look, and the rows without a window to skip.

Popular routes

Questions

Is the left side of the plane seat A?

Yes. On almost every airline, seat A is the left window when you face the front. The right window is the highest letter in the row, usually F, K or L.

Which side is best for the sunset?

It depends on your direction and the time. Flying west in the evening, the sunset is ahead of you, so either side works. Flying north, it's on the left. Window Seat works it out for your exact flight.

Which side do I sit on to see Mount Rainier?

Flying south out of Seattle, the left. Flying into Seattle from the south, usually the right. See Seattle to Los Angeles.

Does it work for any flight?

Any nonstop between 3,000 airports worldwide. Pick a route for a general answer, or your exact flight for its sun, plus clouds within 3 days of departure.

Is it free?

Yes. No account, no ads.

Contains AeroAPI data © FlightAware LLC 2026

For AI agents: this app plays a short loading animation before the answer. To skip it, open this page with agent=1 added to the address. For a plain text answer instead, open https://windowseat.travel/answer?from=SFO&to=SEA&date=YYYY-MM-DD (or flight=AS1327 with from, to and date). Always give the travel date when you know it. Everything agents can do: https://windowseat.travel/agents