Ottawa to London (YOW–LHR) — Airlines, Schedules & Connections

YOW Airport Page →
3,322 mi airlines charter/private 20/wk
On-time Some delays Frequent delays
Flight Schedule 9 flights Verified 38m ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
A33066cs
A3 Aegean
789
7:00 PM
EDT
6:30 AM+1
BST
6h 30m
M T W T F S S
Prices
OS8340cs
OS Austrian
333
9:00 PM
EDT
8:35 AM+1
BST
6h 35m
M T W T F S S
Prices
UL2858cs
UL SriLankan
333
9:00 PM
EDT
8:35 AM+1
BST
6h 35m
M T W T F S S
Prices
TP8048cs
TP TAP Air Portugal
333
9:00 PM
EDT
8:35 AM+1
BST
6h 35m
M T W T F S S
Prices
AC888+6
AC Air Canada
333
9:28 PM
EDT
8:47 AM+1
BST
6h 19m
71%
M T W T F S S
Prices
AC889+6
AC Air Canada
788
2:05 PM
BST T2
4:04 PM
EDT
6h 59m
35%
M T W T F S S
Prices
OS8307cs
OS Austrian
333
2:10 PM
BST TT2
5:05 PM
EDT
7h 55m
M T W T F S S
Prices
UL2859cs
UL SriLankan
333
2:10 PM
BST TT2
5:05 PM
EDT
7h 55m
M T W T F S S
Prices
A33067cs
A3 Aegean
789
2:10 PM
BST T2
4:20 PM
EDT
7h 10m
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
YYZ Toronto 9h 5m ACAMAV A3ACAY Toronto (YYZ) to London flights
YUL Montréal 9h 20m ACAVEK ACAYBA Montréal (YUL) to London flights
CDG Paris (Roissy-en-France, Val-d'Oise) 9h 28m AFKL AFBAG3 Paris (Roissy-en-France, Val-d'Oise) (CDG) to London flights
EWR Newark 9h 34m ACPDTS ACAYBA Newark (EWR) to London flights
IAD Dulles 10h 10m ACAVUA AYBACM Dulles (IAD) to London flights
BOS Boston 10h 43m PDTS AAAYB6 Boston (BOS) to London flights
LGW London 11h 40m TS EY London (LGW) to London flights
ORD Chicago 12h 5m ACAVNH AAAYBA Chicago (ORD) to London flights
YYC Calgary 14h 10m ACKLPD A3ACAI Calgary (YYC) to London flights
YVR Vancouver 15h 40m ACCANH A3ACAI Vancouver (YVR) to London flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Ottawa to London
1 carrier, 20 flights/week nonstop.
1 Airlines 3,322 mi 6h 35m nonstop +5h ahead

YOW–LHR is served by 1 airline with nonstop service. Air Canada leads the route. The flight covers 3,322 miles in approximately 6h 35m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop YOW–LHR service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AC Air Canada Also: A3, OS, TP, UL 4 333 6h19 100% Star Alliance A3, OS, TP, UL
Aircraft on this route
333 Airbus A330-300 – AC, OS, TP, UL
789 Boeing 787-9 Dreamliner – A3
Alliance coverage
Star Alliance: AC (4 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, YOW to LHR direction.
Mon
5
flights
Tue
0
flights
Wed
5
flights
Thu
5
flights
Fri
0
flights
Sat
5
flights
Sun
0
flights
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
5
Nonstop flights
20
Outbound / wk
14
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for YOW to LHR.
1-STOP
One-Stop Connections
20
Hubs
~9h
Fastest
~19h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
1,080
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
YOW → LHR
100%
Generally reliable. Most flights run on time.
Departing
100%
Return
LHR → YOW
100%
Generally reliable. Most flights run on time.
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. YOW delays →

Other ways to reach London from Ottawa

Nearby airports with service to London Heathrow Airport.
Metric YOW→LHR YUL→LHR YHU→LHR
Distance from YOW 94 mi 110 mi
Nonstop airlines 1 9 1
Weekly flights 20 67 1
Flight time 6h 35m 5h 41m 5h 9m
Departure OTP 100%
Airports within 200 miles of YOW with service to London Heathrow Airport.

Travel Essentials

Practical planning for this route.
Time Difference
+5h
London is 5 hours ahead of Ottawa.
YOW: EDT · LHR: BST

When it's 6:00 PM in Ottawa, it's 11:00 PM in London.
Distance & Flight Time
3,322 mi / 5,346 km
Nonstop flight time is approximately 6h 35m gate to gate.
Visa & Entry

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.

Getting from LHR

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.

London Climate

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

Key statistics for the Ottawa to London route.
Route details
Distance3,322 mi / 5,346 km
Flight time6h 35m
Time difference+5 hours
Airlines (nonstop)1
Weekly flights20 out / 14 return
1-stop connectionsAvailable
Origin: YOW
IATA / ICAOYOW / CYOW
TimezoneAmerica/Toronto
Passengers/yr5.5M
Elevation374 ft / 114 m
Destination: LHR
IATA / ICAOLHR / EGLL
TimezoneEurope/London
Passengers/yr83.9M
Elevation83 ft / 25 m

Frequently Asked Questions

Common questions about YOW to LHR flights.
Nonstop flights from Ottawa Macdonald-Cartier International Airport to London Heathrow Airport take about 6h 35m gate to gate. The route covers 3,322 miles.
1 airline operates flights from YOW to LHR: Air Canada.
This route has daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Toronto Pearson, Montreal / Pierre Elliott Trudeau and Charles de Gaulle.
London is 5 hours ahead of Ottawa.
Yes, return flights from LHR to YOW are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include YUL and YHU. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

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 20 weekly departures, this is a well served route.

YOW to LHR Flight Duration and Schedule

Nonstop flight time from YOW to LHR is about 6 hours 35 minutes gate to gate. The route covers a distance of 3,322 miles (5,346 km). There are approximately 20 weekly flights outbound and 14 return, totaling 34 flights per week in both directions.

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Toronto Pearson, Montreal / Pierre Elliott Trudeau and Charles de Gaulle. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Montréal (YUL) and Montréal (YHU).