£225 Cheap flights to Hanoi
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Hanoi departing on 15/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Route
Depart
Return
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Mon 1/2
10:40-11:15
1 stop17h 35m
Hanoi Noibai
Tue 9/2
18:30-07:10
1 stop19h 40m
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Sat 6/3
10:30-14:10
1 stop20h 40m
Hanoi Noibai
Sat 20/3
15:45-06:30
2 stops21h 45m
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Fri 19/2
19:10-16:55
2 stops38h 45m
Hanoi Noibai
Sat 6/3
04:30-06:20
1 stop32h 50m
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Fri 5/3
10:30-14:10
1 stop20h 40m
Hanoi Noibai
Sat 13/3
15:10-06:30
1 stop22h 20m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Wed 11/11
22:00-10:40
1 stop29h 40m
Hanoi Noibai
Wed 2/12
08:15-18:35
1 stop17h 20m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Thu 4/3
22:00-14:45
1 stop33h 45m
Hanoi Noibai
Thu 18/3
08:15-18:35
1 stop17h 20m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Fri 27/11
21:10-01:10
1 stop21h 00m
Hanoi Noibai
Mon 28/12
02:10-20:30
1 stop25h 20m
LondonHanoi
LHR London Heathrow - HAN Hanoi Noibai
LHRHAN
London Heathrow
Sun 29/11
21:10-09:40
1 stop29h 30m
Hanoi Noibai
Wed 30/12
02:10-20:30
1 stop25h 20m
LondonHanoi
LGW London Gatwick - HAN Hanoi Noibai
LGWHAN
London Gatwick
Mon 23/11
06:55-13:55
2 stops24h 00m
Hanoi Noibai
Wed 9/12
15:45-06:30
1 stop21h 45m
LondonHanoi
STN London Stansted - HAN Hanoi Noibai
STNHAN
London Stansted
Fri 27/11
07:10-23:15
2 stops33h 05m
Hanoi Noibai
Fri 11/12
04:30-21:55
2 stops24h 25m
See travel insights to Hanoi from
Hanoi flights insights and trends
Explore insights for your Hanoi flight to craft the best travel plan
What is the cheapest month to fly to Hanoi?
The month of May is, on average, the cheapest month to fly to Hanoi from United Kingdom, with most prices found around £467. If you’re not able to fly to Hanoi in May, then September is your next best option. Flight prices from United Kingdom to Hanoi during September average around £467.
What is the absolute cheapest flight to Hanoi?
In the past two weeks, users have booked deals to Hanoi for £25/person, which is 37% cheaper than the average flight to Hanoi. To find the cheapest price to Hanoi from your area, use momondo’s Airport-to-Airport Pricing Tool.
See prices from:
What is the cheapest day to depart on your flight to Hanoi?
The cheapest day to depart from United Kingdom to Hanoi is on a Monday when prices can be found for as low as £783. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from United Kingdom to Hanoi for around £901.
What is the cheapest time of day to depart on your flight to Hanoi?
According to our data, the cheapest time of day to fly to Hanoi is in the afternoon. momondo users have found flights departing from United Kingdom to Hanoi in the afternoon for as low as £761. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Hanoi, so prices are often more expensive at around £901 per ticket.
Cheapest flights to Hanoi Noibai
Find the cheapest flights to Hanoi Noibai from your nearest city or airport
| CHEAPEST MONTH TO FLY TO HANOI FROM LONDON HEATHROW AIRPORT | November | 19% cheaper | Flying from London Heathrow Airport to Hanoi costs on average just £604 in November |
| MOST EXPENSIVE MONTH TO FLY TO HANOI FROM LONDON HEATHROW AIRPORT | December | 20% more expensive | It costs about £897 for flights to Hanoi from London Heathrow Airport in December |
| MOST POPULAR MONTH TO FLY TO HANOI FROM LONDON HEATHROW AIRPORT | March | 493% more users visited | More momondo users searched in flights to Hanoi from London Heathrow Airport in March than any other month |
Cheap Hanoi flight deals and tips
Summary info about Hanoi flight prices, duration and airlines
Best One-Way Price | £225 |
|---|---|
Best Round-Trip Price | £400 |
Fastest flight time | 37h 40m |
Popular in | December |
Frequently asked questions about flying to Hanoi
How far in advance should I book a flight to Hanoi?
In general, most travellers find the cheapest time to book a flight to Hanoi is about 53 days prior to their departure date, when tickets on average are £585. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as £374.
Is there an alternative airport near Hanoi?
Haiphong Catbi Airport or Thanh Hoa Tho Xuan Airport can be an alternative airport used for travel to Hanoi.
Is there a cheaper alternative to flying into Hanoi?
The cheapest airport near Hanoi is typically Thanh Hoa Tho Xuan Airport, with an average price of £30/person. These prices vary based on where travellers are coming from. It is suggested that travellers looking to save money try momondo’s Airport-to-Airport Pricing Tool.
When did momondo last update prices for flights to Hanoi Noibai Airport?
Prices for flights to Hanoi Noibai Airport are updated daily.
How many operators does momondo search for flights to Hanoi Noibai Airport?
There are 29 operators available for flights to Hanoi Noibai Airport as of October 2026.
How old do you have to be to fly to Hanoi Noibai Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Hanoi Noibai Airport.
What documentation or ID do you need to fly to Hanoi Noibai Airport?
The required travel and health documents for your Hanoi Noibai Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hanoi Noibai Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal to Hanoi?
We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.
Can I find flights to Hanoi with flexible booking policies on momondo?
momondo does allow users to show only those flights to Hanoi which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights to Hanoi?
momondo provides multiple filters to help you find the best flight to Hanoi. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight to Hanoi right now. Can momondo alert me if prices change?
If you are not ready to book a flight to Hanoi now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Hanoi and let you know when they change.