Osaka to Hanoi: buy now or wait?
Buy now FareScore 82/100
usually ¥27,478 ¥27,033 ≈ €152 Today's best fare
Cheaper than 82% of what we have seen
2 Dec Juneyao Airlines With a stop
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All fares Osaka → Hanoi
Cheapest first. Every price is live and goes straight to booking.
2 Dec
04:45
Juneyao Airlines · 13h 15m
With a stop
€152
27 Nov
12:10
Peach · 18h 50m
With a stop
€157
2 Dec
23:00
Peach · 32h 00m
With a stop
€164
28 Nov
12:10
Peach · 13h 40m
With a stop
€172
2 Dec
02:45
Parata Air · 12h 35m
Direct
€178
27 Nov
13:10
Juneyao Airlines · 16h 05m
With a stop
€180
27 Nov
08:20
Shandong Airlines · 10h 30m
Direct
€184
12 Nov
04:45
Juneyao Airlines · 13h 15m
Direct
€192
14 Dec
06:15
HK Express · 19h 35m
With a stop
€195
24 Jan
12:15
HK Express · 13h 35m
With a stop
€196
20 Jan
11:15
HK Express · 14h 35m
With a stop
€209
5 Dec
22:05
ANA · 31h 20m
With a stop
€229
What the history says
Prices recorded 234
Typical price €155
Lowest we saw €142
You save today €3
Based on 234 prices we recorded on this exact route, compared against the same departure month.
Best booking window
56–83 days — is when this route has been cheapest to book: €155 typical, on 42 observations. That is about €82 less than booking in the last two weeks.
Cheapest months to fly to Hanoi
September €163 9 observations
December €178 68 observations
November €179 89 observations
Booking tips from our fare data
- How far in advance should you book a flight?
- Book 1–1.5 months before departure. Tracking the same flights at every lead time (97,668 flights on 19,841 routes, 2026-06-14 to 2026-11-05), that window had the smallest average premium over each flight's lowest fare: +16.7%, against +49.3% in the last 3 days.
- What is the cheapest day of the week to fly?
- Wednesday. Comparing each fare with the median of its own route, Wednesday departures were +3.5% and Tuesday +4.3%, while Friday was the dearest at +10.5%. Weekend departures cost more than midweek ones.
- What is the cheapest month to fly?
- November 2026. Comparing each route's fares month by month (booked 8–60 days ahead), November 2026 departures were -1.1% against the route's own median, while January 2027 was the dearest at +22.7%. Covers September 2026, October 2026, November 2026, December 2026, January 2027; fares observed 2026-06-14 to 2026-11-05.
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