How the cheapest fare moved
Aug 17: €100
€100
Aug 14
Aug 17
low €100 · high €235
Departure-day prices · September 2026 San Sebastian → Warsaw
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Return-day prices · September 2026 Warsaw → San Sebastian
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Best time to visit Warsaw — climate Jan: ~4°C daytime, 12 rainy days
4°
Jan Feb: ~3°C daytime, 5 rainy days
3°
Feb Mar: ~12°C daytime, 8 rainy days
12°
Mar Apr: ~17°C daytime, 7 rainy days
17°
Apr May: ~17°C daytime, 15 rainy days
17°
May Jun: ~24°C daytime, 14 rainy days
24°
Jun Jul: ~24°C daytime, 17 rainy days
24°
Jul Aug: ~25°C daytime, 9 rainy days
25°
Aug Sep: ~21°C daytime, 10 rainy days
21°
Sep Oct: ~12°C daytime, 14 rainy days
12°
Oct Nov: ~6°C daytime, 9 rainy days
6°
Nov Dec: ~4°C daytime, 7 rainy days
4°
Dec Best value: Sep — fares from €100 and ~21°C daytime.
Flights from San Sebastian to Warsaw start around €84 (typically 1 stop). Range seen recently: €84–235, based on 4 fares found by travellers.
Fly (from €84)
4h 15m duration
€84–235 recent fares
Book
Cheapest cached fares San Sebastian → Warsaw; typically 1 stop (e.g. VY). · Based on 4 fares found by travellers in the last 48h
Cheapest round trips to Warsaw Fares found by travellers in the last 48 hours — refreshed daily.
Oct 31 – Nov 5
Iberia · 1 stop · 4h 45m
€214
Book
Weather in Warsaw
Wed
🌦️
23°
14°
💧59%
Thu
🌦️
23°
18°
💧57%
Fri
🌧️
25°
18°
💧31%
Sat
🌧️
23°
16°
💧43%
Sun
🌦️
22°
14°
💧29%
Mon
☁️
21°
12°
💧10%
Tue
☀️
22°
14°
💧49%
In Sep, Warsaw typically sees ~21°C daytime highs and 10 rainy days.
Where to stay in Warsaw 3★+ hotels from €76/night (39 hotels sampled, ~3 weeks out).
ibis Warszawa West Station
hotel · Warsaw
from €76/night ★ 3
Sound Garden Hotel Airport
hotel · Warsaw
from €77/night ★ 3
Golden Tulip Warsaw Airport
hotel · Warsaw
from €95/night ★ 4
Good to know Currency PLN · €1 ≈ 4.32
Power plugs Type C/E
Border Schengen — no passport control from Schengen countries
Time difference Same time zone
Time in the air 4h 45m
Things to do in Warsaw Top-rated tours and tickets from €24 — book ahead for the popular ones.
Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.
About Warsaw
Warsaw (Polish: Warszawa) is Poland's capital and largest city. Warsaw is a bustling metropolis and one of the European Union's fastest-developing capitals and the Union's ninth most populous urban centre. It has a mixture of new and old in its eclectic architectural mix, and is constantly changing.
Read the full Warsaw guide
Guide content from Wikivoyage contributors (CC BY-SA).
Popular from San Sebastian Cheapest destinations travellers searched recently — refreshed daily.
Flight prices are real fares travellers found in the last 48 hours, refreshed daily — the booking site confirms the final price. Train, bus and ferry fares are shown on the operators' booking sites. Weather data by Open-Meteo ; exchange rates: ECB reference. Data updated 2026-08-19. Some links earn Stayonomy a commission at no cost to you.