Porto to Dortmund: buy now or wait?
Buy now FareScore 83/100
usually €72 €57 Today's best fare
Cheaper than 83% of what we have seen
25 Nov Ryanair With a stop
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All fares Porto → Dortmund
Cheapest first. Every price is live and goes straight to booking.
What the history says
Prices recorded 53
Typical price €72
Lowest we saw €57
You save today €15
Based on 53 prices we recorded on this exact route, compared against the same departure month.
Best booking window
56–83 days — is when this route has been cheapest to book: €56 typical, on 14 observations. That is about €31 less than booking in the last two weeks.
Cheapest months to fly to Dortmund
December €60 25 observations
November €72 12 observations
October €118 16 observations
Booking tips from our fare data
- How far in advance should you book a flight?
- Book 1–1.5 months before departure. Tracking the same flights at every lead time (92,167 flights on 19,004 routes, 2026-06-14 to 2026-11-03), that window had the smallest average premium over each flight's lowest fare: +16.8%, against +49.3% in the last 3 days.
- What is the cheapest day of the week to fly?
- Wednesday. Comparing each fare with the median of its own route, Wednesday departures were +3.3% and Tuesday +4.1%, while Friday was the dearest at +10.5%. Weekend departures cost more than midweek ones.
- What is the cheapest month to fly?
- November 2026. Comparing each route's fares month by month (booked 8–60 days ahead), November 2026 departures were -1.1% against the route's own median, while September 2026 was the dearest at +6.2%. Covers September 2026, October 2026, November 2026, December 2026; fares observed 2026-06-14 to 2026-11-03.
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