How the cheapest fare moved
Sep 9: €102
€102
Sep 6
Sep 9
low €85 · high €102
Departure-day prices · September 2026 Trondheim → Warsaw
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18 €163 19 €94 20
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22 €85 23
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Return-day prices · September 2026 Warsaw → Trondheim
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12 €169 13
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22 €105 23
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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 €85 and ~21°C daytime.
Flights from Trondheim to Warsaw start around €85 (typically 1 stop). Range seen recently: €85–163, based on 11 fares found by travellers.
Fly (from €85)
2h 45m duration
€85–163 recent fares
Book
Cheapest cached fares Trondheim → Warsaw; typically 1 stop (e.g. WF). · Based on 11 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 16 – Oct 20
SAS Scandinavian · 1 stop · 2h 45m
€189
Book
Oct 8 – Oct 12
Widerøe · 1 stop · 3h 15m
€199
Book
Oct 8 – Oct 11
Norwegian Air Sweden · 1 stop · 2h 45m
€303
Book
Weather in Warsaw
Wed
☁️
29°
17°
💧16%
Thu
🌦️
21°
15°
💧100%
Fri
☁️
17°
12°
💧23%
Sat
☁️
18°
10°
💧16%
Sun
☁️
20°
10°
💧8%
Mon
🌦️
16°
14°
💧29%
Tue
☁️
18°
14°
💧8%
In Sep, Warsaw typically sees ~21°C daytime highs and 10 rainy days.
Where to stay in Warsaw 3★+ hotels from €67/night (37 hotels sampled, ~3 weeks out).
Sound Garden Hotel Airport
hotel · Warsaw
from €67/night ★ 3
ibis Warszawa West Station
hotel · Warsaw
from €72/night ★ 3
Golden Tulip Warsaw Airport
hotel · Warsaw
from €90/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 2h 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 Trondheim 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 2026-09-09. Some links earn Stayonomy a commission at no cost to you.