Dublin to Prague in December
Every day's cheapest Ryanair fare for December 2026, each way, for one adult. Read from Ryanair on 31 October at 01:19; fares can move before you book.
- Cheapest day out
- €45
- Sun, 13 Dec
- Cheapest day back
- €37
- Thu, 24 Dec
- Typical fare out
- €102
- half the days cost this or less
- Cheapest week
- €115
- return, both flights
The cheapest trips in December
Ryanair sells each direction separately, so a return is the two one-way fares added together. The fare covers one small bag that fits under the seat. A 10kg cabin bag and checked bags cost extra with Ryanair, and you can add them while booking.
Cheapest weekend
€214
return for one, both flights
- Out
- Fri, 11 Dec, 07:30 · €151
- Back
- Mon, 14 Dec, 09:45 · €63
Cheapest 3 or 4 nights
€129
return for one, both flights
- Out
- Mon, 21 Dec, 18:30 · €92
- Back
- Thu, 24 Dec, 09:50 · €37
Cheapest week
€115
return for one, both flights
- Out
- Mon, 7 Dec, 18:30 · €52
- Back
- Mon, 14 Dec, 09:45 · €63
Every day in December
The cheapest one-way fare each day. Green days cost less than the month's typical fare that way; the cheapest day is outlined. Leaving on a Monday averaged €65, on a Friday €192.
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1€130 | 2€107 | 3€296 | 4€258 | 5€124 | 6€65 | |
| 7€52 | 8€82 | 9€101 | 10€87 | 11€151 | 12€119 | 13€45 |
| 14€56 | 15€79 | 16€93 | 17€110 | 18€166 | 19€212 | 20€123 |
| 21€92 | 22€84 | 23€127 | 24€121 | 25– | 26€102 | 27€105 |
| 28€60 | 29€56 | 30€65 | 31€48 |
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
| 1€112 | 2€146 | 3€106 | 4€146 | 5€74 | 6€71 | |
| 7€88 | 8€122 | 9€108 | 10€114 | 11€108 | 12€81 | 13€93 |
| 14€63 | 15€109 | 16€163 | 17€147 | 18€130 | 19€102 | 20€100 |
| 21€60 | 22€56 | 23€72 | 24€37 | 25– | 26€91 | 27€78 |
| 28€79 | 29€98 | 30€121 | 31€103 |
Christmas 2026 falls in December. Every destination from Dublin for that break, priced for the family →
Questions
What's the cheapest day to fly from Dublin to Prague in December?
Sunday, 13 December, at €45 one way for one adult, leaving at 16:20. The cheapest day to fly back is Thursday, 24 December, at €37.
How much is a flight from Dublin to Prague in December?
Half the days in December have a fare of €102 or less one way, and €101 or less coming back. Those are Ryanair's cheapest fares, which cover one small bag that fits under the seat.
Which day of the week is cheapest to fly to Prague?
In December, Mondays averaged €65 one way and Fridays €192, the cheapest and dearest days to leave.