Photo by Mattbuck

Popular airlines to Welwyn
- British Airways
British Airways
- Lufthansa
Lufthansa
- Iberia
Iberia
- Air Canada
Air Canada
- Virgin Atlantic
Virgin Atlantic
- Finnair
Finnair
- KLM
KLM
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 35% on select hotels after you book a flight*
Cheap round-trip flights to Welwyn
Prices were available within the past 7 days and start at HK$1,718 for one-way flights and HK$4,233 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Wed, 11 Mar - Tue, 17 Mar
HKG
Hong Kong SAR
LHR
London
HK$4,233 Return, found 2 hours ago
HK$4,233
Return
found 2 hours ago

Mon, 2 Mar - Sun, 8 Mar
HKG
Hong Kong SAR
LHR
London
HK$4,271 Return, found 2 hours ago
HK$4,271
Return
found 2 hours ago

Wed, 25 Mar - Mon, 13 Apr
HKG
Hong Kong SAR
LHR
London
HK$4,360 Return, found 2 hours ago
HK$4,360
Return
found 2 hours ago

Tue, 3 Feb - Mon, 16 Feb
HKG
Hong Kong SAR
LHR
London
HK$4,651 Return, found 1 hour ago
HK$4,651
Return
found 1 hour ago
Mon, 2 Mar - Thu, 5 Mar
HKG
Hong Kong SAR
LHR
London
HK$5,039 Return, found 1 hour ago
HK$5,039
Return
found 1 hour ago
Find the cheapest month to fly from Columbus (CMH) to London (LHR)
November is typically the cheapest month to fly
From HK$4,017 - HK$10,858 per traveller.
Frequently asked questions
Travel information
Destination airport | Heathrow |
|---|---|
Destination airport IATA code | LHR |
Destination city name | London |
Return price | HK$4,080 |
Trending flights to Welwyn
Prices were available within the past 7 days and start at HK$1,718 for one-way flights and HK$4,233 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Wed, 11 Mar - Tue, 17 Mar
HKG
Hong Kong SAR
LHR
London
HK$4,233 Return, found 2 hours ago
HK$4,233
Return
found 2 hours ago
*Available to Expedia members.