Find flight deals from Hanoi to Cardiff for the next 3 months. Book one way flights from £408 or round trip flights from £654.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flight Info | Hanoi to Cardiff

The distance between Hanoi and Cardiff is about 9,420.12 km. The most popular month to Cardiff is January. The off-season for travel is October.

Cheapest one-way flight price£408
Cheapest round-trip ticket price£654
Off-season for travelOctober
Peak season for travelJanuary
Flight distance9,420.12 km

When is the cheapest time to fly from Hanoi to Cardiff?

The cheapest time for Hanoi to Cardiff flights: Dec 18 to Dec 24 — one way flight prices from £398.

Cheapest flights
From price
Search
  • 2329
  • Nov

    305
  • 612
  • 1319
  • 2026
  • Dec

    273
  • 410
  • 1117
  • 1824
  • 2531
  • Jan

    17
  • 814
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When is the best time to book flights from Hanoi to Cardiff?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hanoi to Cardiff is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • The cheapest months to fly from Hanoi to Cardiff is October, when demand for travel is lower.
  • The time difference between Cardiff and Hanoi is 7h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

How to find a cheap flight from Hanoi to Cardiff

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Hanoi to Cardiff. Book your flights at the right time and save more.
1
Be flexible with your travel dates to get the cheapest Hanoi to Cardiff ticket.
Tap "Date" on flight search bar to get the calender for Hanoi to Cardiff airfare over next 6 months in 2025.
2
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5
Book early or wait unitl the last minute to fine the best fares.
It's always better to book early! Airlines typically release their lowest fares about a year before departure, so check as soon as flights become available. If you miss that window, you may still find great deals closer to your travel date.
6
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