Cheap Flights from Ottawa to London
Browse current best options from Ottawa. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Ottawa
RatePunk searches hundreds of travel sites at once for deals on flights to London
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Ottawa to London
Explore current cheapest deals departing from Ottawa to London
Round trip
Sort by: Cheapest
October 11 - October 23
YOW - London
$820
$500
Round trip
September 25 - October 4
YOW - London
$758
$501
Round trip
September 27 - October 4
YOW - London
$772
$501
Round trip
October 16 - October 23
YOW - London
$864
$502
Round trip
October 2 - October 9
YOW - London
$856
$508
Round trip
October 2 - October 4
YOW - London
$873
$508
Round trip
October 1 - October 4
YOW - London
$875
$508
Round trip
October 2 - October 23
YOW - London
$811
$508
Round trip
October 23 - October 31
YOW - London
$879
$508
Round trip
October 15 - October 23
YOW - London
$880
$509
Round trip
Unlock all 500+ flight deals to London and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from Ottawa to London
How much is a round trip from Ottawa to London
Regular price: $684 - $1,249
Prices for flights from Ottawa to London are currently below the regular range.
The regular price range for flights from Ottawa to London is between $684 and $1249. The current lowest deal is $500 with Air Transat, for travel from Oct 11 to Oct 23.
now $500
Low $684
High $1,249
The cheapest time to fly from Ottawa to London
The cheapest month to fly from Ottawa to London is July, with a median price of $647. The most expensive month is December, with a median price of $1712. Prices are generally lower from January to September.
July
Flights from $647
December
Flights from $1,712
Direct flights from Ottawa to London
Air Transat
Lufthansa
Last-minute flights going from Ottawa to London
Tue, Jun 23
YOW - London
Ottawa (YOW) - London (LGW)
Air Transat
$974
$564
One-way
Tue, Sep 1
YOW - London
Ottawa (YOW) - London (LGW)
Air Transat
$759
$512
One-way
Tue, Sep 1
YOW - London
Ottawa (YOW) - London (LGW)
Air Transat
$719
$512
One-way
Tue, Sep 1
YOW - London
Ottawa (YOW) - London (LGW)
Air Transat
$738
$512
One-way
Tue, Sep 1
YOW - London
Ottawa (YOW) - London (LGW)
Air Transat
$710
$512
One-way
Tue, Sep 1
YOW - London
Ottawa (YOW) - London (LGW)
Air Transat
$710
$512
One-way
Biggest price drops on these dates for flights from Ottawa to London
Jun 23 - Jun 25
$974 → $564
42%
Oct 26 - Oct 31
$912 → $518
43%
Oct 23 - Oct 28
$900 → $510
43%
Oct 8 - Oct 11
$900 → $512
43%
Popular Airports to fly from Ottawa to London
Ottawa - London route insights
💸 Price insights
Recent fares are above the typical level
Recent fares for Ottawa to London are above the typical level, with a median price of $878.
📅 Best time to fly
Fly in July for the best prices
Historically, July offers the lowest median prices at $647, compared to December's $1712.
⏱️ Flight duration
Expect longer flights with connections
The median flight duration for this long-haul route is 26h 25m, typically with 3 stopovers.
✈️ Airlines & availability
Connecting flights are dominant
Only 6.6% of recent deals are direct, with most routes requiring connecting flights.
🏆 Airline highlight
Air Transat and Lufthansa offer direct options
Air Transat and Lufthansa are among the airlines that have offered direct flights on this route.
🎯 Booking tip
Deals are frequent for this route
Historically, deals for flights from Ottawa to London appear frequently, averaging over one per day.
Ottawa main airports to depart from
Ottawa Macdonald–Cartier International (YOW)
Ottawa Macdonald–Cartier International Airport is a convenient and affordable option for flights to London.
📍 ~10 km from Ottawa city center (reachable by car or bus)
💸 Flights from ~$501
London main airports to arrive at
Gatwick (LGW)
Gatwick is a good arrival option for flights from Ottawa to London, offering competitive prices.
📍 ~40 km from London city center (reachable by transfers)
💸 Flights from ~$500
Heathrow (LHR)
Heathrow is a convenient arrival airport for flights from Ottawa to London.
📍 ~25 km from London city center (reachable by transfers)
💸 Flights from ~$599
London City (LCY)
London City is an arrival airport option for flights from Ottawa to London.
📍 ~10 km from London city center (reachable by transfers)
💸 Flights from ~$732
London Southend (SEN)
London Southend is an arrival airport option for flights from Ottawa to London.
📍 ~60 km from London city center (reachable by transfers)
💸 Flights from ~$688
London Stansted (STN)
London Stansted is an arrival airport option for flights from Ottawa to London.
📍 ~50 km from London city center (reachable by transfers)
💸 Flights from ~$580
Luton (LTN)
Luton is an arrival airport option for flights from Ottawa to London.
📍 ~45 km from London city center (reachable by transfers)
💸 Flights from ~$585
Airports nearby London used as alternative
Birmingham (BHX)
Birmingham (BHX) is a major international hub with diverse routes, offering a robust alternative to London.
📍 ~155 km from London (reachable by rail)
💸 Flights from ~$655
Southampton (SOU)
Southampton (SOU) is the closest alternative, offering faster security and boarding than major hubs.
📍 ~110 km from London (reachable by rail)
💸 Flights from ~$601
Bristol (BRS)
Bristol (BRS) offers a large selection of low-cost carrier routes across Europe for budget-conscious travelers.
📍 ~170 km from London (reachable by coach or rail with bus transfer)
💸 Flights from ~$727
East Midlands (EMA)
East Midlands (EMA) features a strong presence of budget airlines, providing competitive pricing options.
📍 ~170 km from London (reachable by car)
💸 Flights from ~$772
Bournemouth (BOH)
Bournemouth (BOH) is an alternative for travelers in South West London, offering a less crowded environment.
📍 ~150 km from London (reachable by car)
💸 Flights from ~$826
Business & First Class Flight Deals to London
Discover luxury on the budget with premium cabin class on flights from Ottawa to London.
Elite
Best Elite deals to London
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From YOW
Elite
Aug 27
London, United Kingdom
95% AI deal score
$9,271
$4,396
Save $4,875
From YOW
Elite
Jul 29
London, United Kingdom
94% AI deal score
$7,268
$3,751
Save $3,517
From YOW
Elite
Jul 10
London, United Kingdom
94% AI deal score
$7,339
$3,751
Save $3,588
From YOW
Elite
Aug 17
London, United Kingdom
94% AI deal score
$7,418
$3,751
Save $3,667
From YOW
Elite
Aug 12
London, United Kingdom
94% AI deal score
$7,338
$3,760
Save $3,578
From YOW
Elite
Jul 31
London, United Kingdom
94% AI deal score
$7,285
$3,773
Save $3,512
From YOW
Elite
Sep 05
London, United Kingdom
94% AI deal score
$9,237
$4,891
Save $4,346
From YOW
Elite
Aug 14
London, United Kingdom
93% AI deal score
$7,264
$3,105
Save $4,159
From YOW
Elite
Jul 07
London, United Kingdom
93% AI deal score
$7,082
$3,765
Save $3,317
From YOW
Elite
Jul 08
London, United Kingdom
93% AI deal score
$6,845
$3,822
Save $3,023
From YOW
Elite
Aug 13
London, United Kingdom
93% AI deal score
$9,258
$3,899
Save $5,359
From YOW
Elite
Sep 10
London, United Kingdom
93% AI deal score
$9,255
$5,249
Save $4,006
From YOW
Elite
Sep 10
London, United Kingdom
93% AI deal score
$9,573
$5,249
Save $4,324
From YOW
Elite
Jun 23
London, United Kingdom
93% AI deal score
$2,344
$1,322
Save $1,022
From YOW
Elite
Jun 23
London, United Kingdom
93% AI deal score
$2,366
$1,322
Save $1,044
From YOW
Elite
Jul 31
London, United Kingdom
92% AI deal score
$7,086
$3,607
Save $3,479
From YOW
Elite
Dec 08
London, United Kingdom
92% AI deal score
$6,941
$4,138
Save $2,803
From YOW
Elite
Dec 08
London, United Kingdom
92% AI deal score
$6,969
$4,138
Save $2,831
From YOW
Elite
Dec 08
London, United Kingdom
92% AI deal score
$7,044
$4,138
Save $2,906
From YOW
Elite
Sep 02
London, United Kingdom
92% AI deal score
$9,058
$5,588
Save $3,470
From YOW
Elite
Jul 14
London, United Kingdom
92% AI deal score
$2,114
$1,314
Save $800
From YOW
Elite
Jul 21
London, United Kingdom
92% AI deal score
$2,138
$1,314
Save $824
From YOW
Elite
Jul 10
London, United Kingdom
92% AI deal score
$2,127
$1,314
Save $813
From YOW
Elite
Jul 17
London, United Kingdom
92% AI deal score
$2,161
$1,314
Save $847
From YOW
Elite
Jul 17
London, United Kingdom
92% AI deal score
$2,113
$1,314
Save $799
From YOW
Elite
Jul 26
London, United Kingdom
92% AI deal score
$2,138
$1,314
Save $824
From YOW
Elite
Jul 12
London, United Kingdom
92% AI deal score
$2,126
$1,314
Save $812
From YOW
Elite
Jul 10
London, United Kingdom
92% AI deal score
$2,159
$1,314
Save $845
From YOW
Elite
Jun 21
London, United Kingdom
92% AI deal score
$2,173
$1,314
Save $859
From YOW
Elite
Jul 17
London, United Kingdom
92% AI deal score
$2,125
$1,314
Save $811
From YOW
Elite
Jul 12
London, United Kingdom
92% AI deal score
$2,131
$1,314
Save $817
From YOW
Elite
Jul 03
London, United Kingdom
92% AI deal score
$2,066
$1,314
Save $752
From YOW
Elite
Jul 05
London, United Kingdom
92% AI deal score
$2,070
$1,314
Save $756
From YOW
Elite
Jul 14
London, United Kingdom
92% AI deal score
$2,131
$1,314
Save $817
From YOW
Elite
Jul 05
London, United Kingdom
92% AI deal score
$2,101
$1,314
Save $787
From YOW
Elite
Jul 21
London, United Kingdom
92% AI deal score
$2,113
$1,314
Save $799
From YOW
Elite
Jul 03
London, United Kingdom
92% AI deal score
$2,073
$1,314
Save $759
From YOW
Elite
Jul 19
London, United Kingdom
92% AI deal score
$2,113
$1,314
Save $799
From YOW
Elite
Jun 21
London, United Kingdom
92% AI deal score
$2,121
$1,314
Save $807
From YOW
Elite
Jul 17
London, United Kingdom
92% AI deal score
$2,129
$1,314
Save $815
From YOW
Elite
Jul 31
London, United Kingdom
92% AI deal score
$2,163
$1,334
Save $829
From YOW
Elite
Jul 10
London, United Kingdom
92% AI deal score
$2,217
$1,367
Save $850
From YOW
Elite
Jul 29
London, United Kingdom
91% AI deal score
$7,220
$2,927
Save $4,293
From YOW
Elite
Sep 15
London, United Kingdom
91% AI deal score
$7,173
$4,108
Save $3,065
From YOW
Elite
Jun 19
London, United Kingdom
91% AI deal score
$7,812
$5,175
Save $2,637
From YOW
Elite
Sep 04
London, United Kingdom
91% AI deal score
$2,102
$1,314
Save $788
From YOW
Elite
Sep 11
London, United Kingdom
91% AI deal score
$2,113
$1,314
Save $799
From YOW
Elite
Jul 05
London, United Kingdom
91% AI deal score
$2,077
$1,314
Save $763
From YOW
Elite
Sep 04
London, United Kingdom
91% AI deal score
$2,084
$1,314
Save $770
From YOW
Elite
Sep 13
London, United Kingdom
91% AI deal score
$2,113
$1,314
Save $799
From YOW
Elite
Sep 13
London, United Kingdom
91% AI deal score
$2,157
$1,314
Save $843
From YOW
Elite
Sep 04
London, United Kingdom
91% AI deal score
$2,105
$1,314
Save $791
From YOW
Elite
Sep 08
London, United Kingdom
91% AI deal score
$2,110
$1,314
Save $796
From YOW
Elite
Sep 06
London, United Kingdom
91% AI deal score
$2,085
$1,314
Save $771
From YOW
Elite
Jul 03
London, United Kingdom
91% AI deal score
$2,077
$1,314
Save $763
From YOW
Elite
Sep 08
London, United Kingdom
91% AI deal score
$2,153
$1,314
Save $839
From YOW
Elite
Sep 20
London, United Kingdom
91% AI deal score
$2,172
$1,314
Save $858
From YOW
Elite
Sep 06
London, United Kingdom
91% AI deal score
$2,104
$1,314
Save $790
From YOW
Elite
Sep 13
London, United Kingdom
91% AI deal score
$2,119
$1,314
Save $805
From YOW
Elite
Sep 13
London, United Kingdom
91% AI deal score
$2,098
$1,314
Save $784
From YOW
Elite
Sep 11
London, United Kingdom
91% AI deal score
$2,108
$1,314
Save $794
From YOW
Elite
Jul 03
London, United Kingdom
91% AI deal score
$2,089
$1,314
Save $775
From YOW
Elite
Sep 08
London, United Kingdom
91% AI deal score
$2,109
$1,314
Save $795
From YOW
Elite
Sep 06
London, United Kingdom
91% AI deal score
$2,111
$1,314
Save $797
From YOW
Elite
Sep 08
London, United Kingdom
91% AI deal score
$2,091
$1,314
Save $777
From YOW
Elite
Sep 04
London, United Kingdom
91% AI deal score
$2,102
$1,314
Save $788
From YOW
Elite
Sep 04
London, United Kingdom
91% AI deal score
$2,109
$1,314
Save $795
From YOW
Elite
Jun 22
London, United Kingdom
91% AI deal score
$2,525
$1,322
Save $1,203
From YOW
Elite
Jun 21
London, United Kingdom
91% AI deal score
$2,525
$1,322
Save $1,203
From YOW
Elite
Jul 26
London, United Kingdom
91% AI deal score
$2,126
$1,333
Save $793
From YOW
Elite
Jul 05
London, United Kingdom
91% AI deal score
$2,051
$1,333
Save $718
From YOW
Elite
Jul 28
London, United Kingdom
91% AI deal score
$2,116
$1,333
Save $783
From YOW
Elite
Jul 19
London, United Kingdom
91% AI deal score
$2,126
$1,333
Save $793
From YOW
Elite
Jul 17
London, United Kingdom
91% AI deal score
$2,123
$1,333
Save $790
From YOW
Elite
Jul 14
London, United Kingdom
91% AI deal score
$2,124
$1,364
Save $760
From YOW
Elite
Jul 12
London, United Kingdom
91% AI deal score
$2,139
$1,365
Save $774
From YOW
Elite
Jul 19
London, United Kingdom
91% AI deal score
$2,125
$1,365
Save $760
From YOW
Elite
Jul 21
London, United Kingdom
91% AI deal score
$2,125
$1,367
Save $758
From YOW
Elite
Jul 05
London, United Kingdom
91% AI deal score
$2,089
$1,368
Save $721
From YOW
Elite
Jul 03
London, United Kingdom
91% AI deal score
$2,089
$1,368
Save $721
From YOW
Elite
Jul 12
London, United Kingdom
91% AI deal score
$2,126
$1,368
Save $758
From YOW
Elite
Aug 12
London, United Kingdom
90% AI deal score
$7,153
$3,273
Save $3,880
From YOW
Elite
Jul 07
London, United Kingdom
90% AI deal score
$8,543
$4,625
Save $3,918
From YOW
Elite
Oct 04
London, United Kingdom
90% AI deal score
$2,066
$1,314
Save $752
From YOW
Elite
Jul 13
London, United Kingdom
90% AI deal score
$2,434
$1,322
Save $1,112
From YOW
Elite
Jul 26
London, United Kingdom
90% AI deal score
$2,431
$1,337
Save $1,094
From YOW
Elite
Sep 06
London, United Kingdom
90% AI deal score
$2,089
$1,365
Save $724
From YOW
Elite
Sep 13
London, United Kingdom
90% AI deal score
$2,112
$1,367
Save $745
From YOW
Elite
Sep 20
London, United Kingdom
90% AI deal score
$2,112
$1,368
Save $744
From YOW
Elite
Sep 11
London, United Kingdom
90% AI deal score
$2,115
$1,368
Save $747
From YOW
Elite
Sep 11
London, United Kingdom
90% AI deal score
$2,094
$1,368
Save $726
From YOW
Elite
Sep 04
London, United Kingdom
90% AI deal score
$2,083
$1,368
Save $715
From YOW
Elite
Sep 08
London, United Kingdom
90% AI deal score
$2,115
$1,369
Save $746
From YOW
Elite
Sep 06
London, United Kingdom
90% AI deal score
$2,107
$1,369
Save $738
From YOW
Elite
Sep 08
London, United Kingdom
90% AI deal score
$2,108
$1,369
Save $739
From YOW
Elite
Sep 06
London, United Kingdom
90% AI deal score
$2,103
$1,369
Save $734
From YOW
Elite
Sep 11
London, United Kingdom
90% AI deal score
$2,108
$1,369
Save $739
From YOW
Elite
Jun 18
London, United Kingdom
90% AI deal score
$2,517
$2,100
Save $417
From YOW
Elite
Jun 19
London, United Kingdom
89% AI deal score
$7,792
$5,665
Save $2,127
From YOW
Elite
Jun 21
London, United Kingdom
89% AI deal score
$7,872
$5,807
Save $2,065