Route brief · DUB → LIS
Dublin → Lisbon
$94
−22% vs typical
seasonal median $120 · difference $26
Sep 8 – Sep 15 · 7 nights
RyanairNonstop
- Usual monthly lows
- $104–$121
- Board rank
- Stronger than 61%
- Route sample
- 4 observed months
Cached fare — the booking search re-prices live before you pay.
Destination briefLISLisbonTiled hills, custard tarts, Atlantic light — TAP’s hub wars keep this Europe’s cheapest gateway.Best windowMar–Jun · Sep–OctAirportsHumberto Delgado (LIS)All routes into LisbonWhen this route gets cheap.
Cached-fare history: across 4 months, Sep is the cheapest for DUB → LIS. Best time to be there: Mar–Jun · Sep–Oct.
Fares bottom out in September around $94 and peak in December near $244 — a $150 spread across the 4 months we track. The cheapest itinerary we are tracking flies Ryanair nonstop and takes about 3 hours outbound, on a 7-night trip. At $94 for 1,641 km each way, that works out to about $29 per 1,000 km flown. That is below the $41 typical of short-haul fares here. Across the 10 departure cities we track at a similar distance from Lisbon, this fare ranks 5th — 38% above the $68 from London. That puts it in the cheaper half of the 19 routes of similar length we watch out of Dublin, where the middle fare is $104.
Day-level prices for the next 4 months
Tap any day → live search
The median cached fare across this calendar is 9% higher than when tracking began on Aug 8 — $165 then versus $180 now, across 6 recorded snapshots. This is a calendar-level trend, so an individual deal above can be lower. The lowest single day we have seen here is $89, on Sep 13.
Cached day-level data for this route is sparse — 16 of 122 days priced, from 40 tracked fares. The days below are shown as found, with no cheapest-day or below-median call.
Cheapest in Sep · around $94
22% below the $120 typical fare
Cheapest round-trip fare found per month · Dublin → Lisbon · cached-price history
Route facts
- Airports
- Dublin (DUB) ↔ Humberto Delgado (LIS)
- Flight time
- ~3 hours outbound
- Distance
- ~1,641 km each way
- Typical price
- $120 round-trip (seasonal median)
- Airlines on the board
- Ryanair
- Itineraries
- Nonstop available
- Best months to visit
- Mar–Jun · Sep–Oct
DUB → LIS, answered.
Is $94 a good price for Dublin to Lisbon?
Yes — the seasonal median for this route is around $120 round-trip. At $94 you're 22% below that, saving about $26, which we rate good for this route.
What is the cheapest month to fly from Dublin to Lisbon?
Across 4 months of cached-fare history, Sep comes out cheapest on this route. The best months to actually be in Lisbon are Mar–Jun · Sep–Oct — when those overlap, that's your window.
How far in advance should I book DUB → Lisbon?
We do not publish a number for this, because we cannot measure it yet. Answering it honestly means watching the same departure date on this route over many weeks as it approaches, and that archive is still filling up — so any "book N days ahead" figure here would be borrowed from somewhere else rather than measured. What we can measure is which month is cheap: across 4 months of cached fares, Sep comes out lowest on this route. See /guides/what-moves-a-flight-price/ for what does move a fare.
Are there nonstop flights from Dublin to Lisbon?
Yes — the current board includes nonstop fares (Ryanair). The outbound leg runs around 3 hours.
Are these prices guaranteed?
No — these are cached fares found on real searches (this one on September 1). Airlines reprice constantly, so the booking search re-checks the live price before you pay. Fresher finds are far more likely to still be available.
Next step
Sleeping in Lisbon?
Lock the flight first — then compare stays for Sep 8 – Sep 15 · 7 nights.
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Missed it?
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