Departure-day prices · August 2026 Siem Reap → Istanbul
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Return-day prices · August 2026 Istanbul → Siem Reap
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Cheapest days highlighted · darker = pricier · past days greyed out · cached one-way fares.
Best time to visit Istanbul — climate Jan: ~11°C daytime, 9 rainy days
11°
Jan Feb: ~7°C daytime, 15 rainy days
7°
Feb Mar: ~17°C daytime, 10 rainy days
17°
Mar Apr: ~16°C daytime, 8 rainy days
16°
Apr May: ~23°C daytime, 9 rainy days
23°
May Jun: ~29°C daytime, 1 rainy days
29°
Jun Jul: ~32°C daytime, 0 rainy days
32°
Jul Aug: ~30°C daytime, 2 rainy days
30°
Aug Sep: ~25°C daytime, 4 rainy days
25°
Sep Oct: ~19°C daytime, 12 rainy days
19°
Oct Nov: ~18°C daytime, 8 rainy days
18°
Nov Dec: ~12°C daytime, 14 rainy days
12°
Dec Best value: Nov — fares from €367 and ~18°C daytime.
Flights from Siem Reap to Istanbul start around €367 (typically 1 stop). Range seen recently: €367–378, based on 2 fares found by travellers.
Fly (from €367)
13h 20m duration
€367–378 recent fares
Book
Cheapest cached fares Siem Reap → Istanbul; typically 1 stop (e.g. KT). · Based on 2 fares found by travellers in the last 48h
Cheapest round trips to Istanbul Fares found by travellers in the last 48 hours — refreshed daily.
Oct 20 – Nov 1
AirAsia Cambodia · 1 stop · 13h 20m
€616
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Oct 13 – Oct 25
AirAsia Cambodia · 1 stop · 13h 20m
€616
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Oct 18 – Oct 30
AirAsia Cambodia · 1 stop · 13h 20m
€640
Book
Oct 15 – Oct 27
AirAsia Cambodia · 2 stops · 14h 10m
€666
Book
Oct 20 – Nov 3
Bangkok Airways · 2 stops · 12h 55m
€670
Book
Oct 21 – Nov 2
AirAsia Cambodia · 2 stops · 14h 15m
€671
Book
Oct 19 – Oct 31
AirAsia Cambodia · 2 stops · 14h 15m
€675
Book
Oct 16 – Oct 28
Vietjet · 2 stops · 15h 35m
€705
Book
Weather in Istanbul
Fri
🌤️
30°
23°
💧0%
Sat
🌤️
30°
23°
💧0%
Sun
🌤️
28°
24°
💧3%
Mon
🌤️
30°
23°
💧0%
Tue
🌤️
29°
24°
💧0%
Wed
🌤️
29°
22°
💧0%
Thu
🌤️
30°
23°
💧0%
In Aug, Istanbul typically sees ~30°C daytime highs and 2 rainy days.
Where to stay in Istanbul 3★+ hotels from €57/night (40 hotels sampled, ~3 weeks out).
Akgun Istanbul Hotel, WorldHotels Crafted Collection
hotel · Istanbul
from €57/night ★ 5
Millennium Istanbul Golden Horn
hotel · Istanbul
from €68/night ★ 5
Ramada by Wyndham Istanbul Old City
hotel · Istanbul
from €68/night ★ 4
Good to know Currency TRY · €1 ≈ 54.93
Power plugs Type C/F
Border Passport/ID checks apply
Time difference -4h
Time in the air 12h 55m
Things to do in Istanbul Top-rated tours and tickets from €50 — book ahead for the popular ones.
Tours and tickets provided by Viator (a Tripadvisor company). Some links earn Stayonomy a commission.
About Istanbul
Istanbul (Turkish: İstanbul) is a very large city of fantastic history, culture and beauty. Called Byzantium in ancient times, the city's name was changed to Constantinople in 324 CE when it was rebuilt by the first Christian Roman Emperor, Constantine. The name "Istanbul", perhaps surprisingly, comes from Greek and could be translated as a corruption of "to the city".
Read the full Istanbul guide
Guide content from Wikivoyage contributors (CC BY-SA).
Popular from Siem Reap 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 2026-08-07. Some links earn Stayonomy a commission at no cost to you.