Dubai → Delhi

Demand here is shaped by holiday and festival periods and by school breaks far more than by the ordinary business week. When those windows arrive, a large number of people want to travel on the same handful of dates, availability at the lower fare levels tightens quickly, and last-minute booking gets expensive. Anyone whose trip is anchored to one of those periods should be looking months rather than weeks ahead.

Outside the peaks, this corridor is much friendlier to flexible travellers. Compare a run of departure days on this page instead of one date, and check both directions separately — the outbound and return legs on a route like this often peak at different times, since travel home and travel back are driven by different calendars. If you are booking for a family, start earlier: several seats at the same fare level are far harder to secure than one.

Comparison across airlines is the step that does the most work. On a corridor served by many carriers, the range between the highest and lowest fare on the same day can be wide, and a single airline's website will never show you that. Once you have candidates, compare them on what you will actually pay end to end — checked baggage allowance in particular is worth checking closely if you travel with more than a cabin bag, because it can outweigh the difference in ticket price.

Where your dates are not yet fixed, take a few days to watch how prices move before deciding. Pingsme is free to use, gathers every collected fare on a single page and refreshes at least daily, so a final check right before you book is quick, costs nothing, and often changes which option makes the most sense.