Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Virgin Atlantic Airways

The cheapest airline(s) flying from Ottawa to London is Virgin Atlantic Airways.

  • Virgin Atlantic Airways Virgin Atlantic Airways
  • Air France Air France
  • Air Canada Air Canada
  • KLM KLM
  • Lufthansa Lufthansa
  • Porter Airlines Porter Airlines
  • Austrian Airlines Austrian Airlines
  • Swiss Swiss
  • WestJet WestJet
  • Air Transat Air Transat
Cheapest Month March

Travel Period: February 2025 - January 2026

The cheapest month(s) to fly from Ottawa to London is March.

  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
  • Oct 2025
  • Nov 2025
  • Dec 2025
  • Jan 2026
Cheapest Day of the Week Thursday

The cheapest day(s) of the week to fly from Ottawa to London is Thursday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Thu, 2 Jan, 2025

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  • 14:05 YOW
    06:40 LHR
    11Hrs, 35m 1 Stop (IAD)
  • YOWOttawa McDonald Cartier Intl Airport 14:05 - LHR 06:40 11h 35m 1 Stop (IAD) Washington
  • YOWOttawa McDonald Cartier Intl Airport 14:05
    IADWashington Dulles International Airport 18:25
  • IADWashington Dulles International Airport 15:58
    LHRLondon Heathrow Airport 06:40
  • 11h 35m (2h 27m)
  • 1 Stop IAD · Washington 2h 27m
  • United Airlines (UA 4441)Canadair Regional Jet 550
    United Airlines (UA 918)Boeing 777
  • United Airlines (UA 4441)
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  • 15:11 YOW
    06:55 LHR
    10Hrs, 44m 1 Stop (EWR)
  • YOWOttawa McDonald Cartier Intl Airport 15:11 - LHR 06:55 10h 44m 1 Stop (EWR) New York City
  • YOWOttawa McDonald Cartier Intl Airport 15:11
    EWRNewark Liberty International Airport 18:40
  • EWRNewark Liberty International Airport 17:02
    LHRLondon Heathrow Airport 06:55
  • 10h 44m (1h 38m)
  • 1 Stop EWR · New York City 1h 38m
  • United Airlines (UA 4388)Canadair Regional Jet 550
    United Airlines (UA 14)Boeing 767
  • United Airlines (UA 4388)
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  • 15:11 YOW
    06:20 LHR
    10Hrs, 09m 1 Stop (EWR)
  • YOWOttawa McDonald Cartier Intl Airport 15:11 - LHR 06:20 10h 09m 1 Stop (EWR) New York City
  • YOWOttawa McDonald Cartier Intl Airport 15:11
    EWRNewark Liberty International Airport 18:00
  • EWRNewark Liberty International Airport 17:02
    LHRLondon Heathrow Airport 06:20
  • 10h 09m (58m)
  • 1 Stop EWR · New York City 58m
  • United Airlines (UA 4388)Canadair Regional Jet 550
    United Airlines (UA 110)Boeing 767
  • United Airlines (UA 4388)
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  • 16:45 YOW
    07:10 LHR
    9Hrs, 25m 1 Stop (YUL)
  • YOWOttawa McDonald Cartier Intl Airport 16:45 - LHR 07:10 9h 25m 1 Stop (YUL) Montréal
  • YOWOttawa McDonald Cartier Intl Airport 16:45
    YULMontreal Pierre Elliott Trudeau Int Airport 19:15
  • YULMontreal Pierre Elliott Trudeau Int Airport 17:38
    LHRLondon Heathrow Airport 07:10
  • 9h 25m (1h 37m)
  • 1 Stop YUL · Montréal 1h 37m
  • Air Canada (AC 8014)Dehavilland Dash 8 400
    Air Canada (AC 866)Airbus Industrie 330 300
  • Air Canada (AC 8014)
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What’s the most popular airline flying from Ottawa to London?

The most popular airline flying from Ottawa to London is Air Canada. Find the latest flight deals on Wego.

How far is London from Ottawa?

The flight distance between Ottawa and London is 5361km. Check all available flights on Wego.

When is the earliest and latest flight of the day?

The earliest flight of the day departs at 14:05. The last flight of the day departs at 14:05. See the full list of flight times on Wego.