Ottawa to London (YOW–LHR) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
YOW–LHR is served by 1 airline with nonstop service. Air Canada leads the route. The flight covers 3,322 miles in approximately 6h 28m. Beyond nonstop, 18 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AC Air Canada | 6 | 333 | 6h28 | Star Alliance | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach London from Ottawa
| Metric | YOW→LHR | YUL→LHR |
|---|---|---|
| Distance from YOW | – | 94 mi |
| Nonstop airlines | 1 | 4 |
| Weekly flights | 6 | 34 |
| Flight time | 6h 28m | 4h 10m |
| Departure OTP | 72% | – |
Travel Essentials
YOW: EDT · LHR: GMT
When it's 6:00 PM in Ottawa, it's 10:00 PM in London.
Canadian citizens enter the United Kingdom visa-free for up to 6 months as a Standard Visitor. No eTA or advance authorization is currently required. Passport must be valid for the duration of stay. Border officers may ask for proof of return travel, accommodation, and sufficient funds. Time spent in the UK does not count toward the Schengen 90-day limit.
Heathrow Express runs every 15 minutes to Paddington (15 min, £25). Piccadilly line is slower (50–60 min) but £5.50 with Oyster. National Express coaches serve all terminals from Victoria (60–90 min, £6–10). Black cabs cost £50–90 to central London depending on traffic and time of day.
Mild maritime climate. Summers average 18–23°C with long daylight hours. Winters are 2–7°C, rarely below freezing. Rain is frequent year-round but rarely heavy. Pack layers and a waterproof jacket regardless of season. Fog can disrupt flights November through February.
YOW–LHR Quick Facts
Frequently Asked Questions
Flights from YOW to LHR
Ottawa Macdonald-Cartier International Airport (YOW) and London Heathrow Airport (LHR) are connected by nonstop service from Air Canada. With 6 weekly departures, this is a regularly served route.
YOW to LHR Flight Duration and Schedule
Nonstop flight time from YOW to LHR ranges from 6 hours 28 minutes. The route covers a distance of 3,322 miles (5,346 km). There are approximately 6 weekly flights outbound and 6 return, totaling 12 flights per week in both directions.
Connecting Options and Alternatives
18 one-stop connections are available, with the fastest taking approximately 9 hours via DTW. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Montréal (YUL).