$163 Cheap Flights to Ottawa
One-way
Departing from
London
Going to
Ottawa, Canada
Ottawa (YOW)
Canada • January, 2026
82% AI deal score
$705 $163
Ottawa (YOW)
Canada • September, 2026
72% AI deal score
$740 $434
This is the lowest one-way flight price found by RatePunk users in the last 24 hours for a flight departing from Ottawa. Fares are subject to change and may not be available for all dates. (Data last updated 11/21/2025).
Top Cheap Flight Deals to Ottawa
Recent round-trip flight deals to Ottawa
Fri, Jan 30 - Sun, Feb 8
Cheapest
London (YXU) - Ottawa (YOW)
WestJet airlines • 2 stops • Calgary (YYC), Toronto (YYZ)
Ottawa (YOW) - London (YXU)
WestJet airlines • 2 stops • Toronto (YYZ), Calgary (YYC)
$705
$310
-$395
56%
Fri, Jan 16 - Sun, Jan 25
London (YXU) - Ottawa (YOW)
WestJet airlines • 2 stops • Calgary (YYC), Toronto (YYZ)
Ottawa (YOW) - London (YXU)
WestJet airlines • 2 stops • Toronto (YYZ), Calgary (YYC)
$705
$334
-$371
53%
Fri, Jan 16 - Sun, Jan 25
London (YXU) - Ottawa (YOW)
WestJet airlines • 1 stop • Calgary (YYC)
Ottawa (YOW) - London (YXU)
WestJet airlines • 1 stop • Calgary (YYC)
$705
$356
-$349
50%
Fri, Jan 9 - Wed, Jan 14
London (YXU) - Ottawa (YOW)
WestJet airlines • 1 stop • Calgary (YYC)
Ottawa (YOW) - London (YXU)
WestJet airlines • 1 stop • Calgary (YYC)
$705
$399
-$306
43%
Fri, Dec 5 - Fri, Dec 12
London (LHR) - Ottawa (YOW)
Lufthansa airlines • Direct
Ottawa (YOW) - London (LHR)
Lufthansa airlines • Direct
$980
$700
-$280
29%
Fri, Jan 16 - Wed, Jan 28
London (YXU) - Ottawa (YOW)
WestJet airlines • 2 stops • Calgary (YYC), Toronto (YYZ)
Ottawa (YOW) - London (YXU)
Porter Airlines airlines • 1 stop • Calgary (YYC)
$1,410
$795
-$615
44%
The cheapest time to fly to Ottawa
Ready to jet to Ottawa on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights to Ottawa
Need to get to Ottawa ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
We found last minute flight deals to Ottawa departing in the next two weeks for the low price of $700.
⌛ Last-Minute
London - YOW
A great last-minute steal for a cross-country flight.
Found 4 days ago
$700
round-trip
Facts About Flights to Ottawa
To help you plan your journey, here are some quick Ottawa flight facts and tips.
Ottawa city airports
Ottawa Macdonald–Cartier International Airport (YOW) is the primary international airport serving Ottawa, Ontario, Canada, and the surrounding National Capital Region. Located approximately 10 kilometers south of downtown Ottawa, it offers a variety of domestic and international flights, connecting passengers to major cities across Canada, the United States, and select international destinations. The airport features modern facilities, including multiple terminals, a wide range of shops and restaurants, and efficient ground transportation options such as taxis, ride-sharing services, and public transportation, ensuring a smooth travel experience for both arriving and departing passengers.
Pro tip: search “Ottawa (Any)” to see fares to all Ottawa airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Ottawa
Cheapest airport
Ogdensburg (OGS)
Looking for a sneaky cheap flight to Ottawa? Check out Ogdensburg International Airport (OGS), just across the border in New York! It's a smaller airport, but its proximity to Ottawa makes it a savvy choice for budget-conscious travelers.
Nonstop vs. 1-stop
20+ cities
While Ottawa International Airport isn't a major hub, it does connect you to over 20 cities, making it a convenient secondary airport for many travelers! Popular routes include connections to major Canadian cities like Toronto, Montreal, and Calgary, as well as select international destinations.
Number of airlines
10+ airlines
More than 10 airlines operate flights in and out of Ottawa, offering a mix of full-service and low-cost options; among the most popular are Air Canada, WestJet, and Porter Airlines, giving you plenty of choices for your next adventure!
YOW Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
YOW airport insights
Best days to catch a deal
Sun, Tue
Based on the data, Friday and Saturday are the days when the cheapest deals for Ottawa Macdonald–Cartier International Airport are most frequently found. Friday has a count of 37 and Saturday has a count of 40, indicating these are the days with the best chances for finding deals.
Avg. deal survival time
7.8 hours
Deals from Ottawa Macdonald–Cartier International Airport last about 7.8 hours on average. This short lifespan means you need to act fast when you find a deal you like!
Rare deal frequency
14 deals
In the past month, we identified 14 rare deals for flights from Ottawa Macdonald–Cartier International Airport. These rare deals, which received an AI Deal Score of 90+, typically include mistake fares, special promotions, or ultra-discounts.
Average price drop
-65%
The average price drop for flights arriving at Ottawa Macdonald–Cartier International Airport is 64.9%, meaning travelers can potentially save a significant amount on airfare. This substantial price decrease makes Ottawa a potentially affordable destination for those looking for flight deals.
Next 4 weeks: deal forecast
Ottawa Flight Forecast (Next Month)
Based on current trends, flights to Ottawa International Airport are expected to remain relatively stable next month. There are no significant price drops or increases forecasted at this time.
Top 5 biggest price drops (last 3 months)
Found on November 17
Puerto Plata - YOW
$1,585 → $151
90%
Found on November 18
Reykjavik - YOW
$3,000 → $396
87%
Found on November 17
Fort St. John - YOW
$743 → $130
83%
Found on November 19
Lexington - YOW
$785 → $137
83%
Found on November 16
Kamloops - YOW
$1,320 → $244
82%
Check these nearby airports too
Looking for more options? These airports near YOW sometimes drop rare deals too:
Plattsburgh International (PBG)
~5 rare deals/month
Québec City Jean Lesage International (YQB)
~3 rare deals/month
Montréal–Pierre Elliott Trudeau International (YUL)
~8 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially PBG and YQB for long-haul deal surprises.
When Is the Best Time to Fly to Ottawa
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Ottawa:
Cheapest month
September
Cheapest month
September emerges as the champion of affordability for flights to Ottawa. The weather is still pleasant, with warm days and cool evenings, perfect for exploring the city's attractions. Plus, with fewer tourists around, you'll enjoy a more relaxed experience and potentially snag better deals on accommodations.
Best day to book
Tuesday
Best day to book
Tuesday is statistically the best day to book flights to Ottawa. Airlines often release deals early in the week, making Tuesdays a prime time to find discounted fares. Keep an eye out for these mid-week bargains to save some serious money on your Ottawa adventure.
Cheapest days to fly
Wednesday
Cheapest days to fly
Flying to Ottawa on a Wednesday can save you a good amount of money. Mid-week flights tend to be less expensive as business travelers usually fly on Mondays and Fridays. So, if your schedule is flexible, consider flying on Wednesday for a budget-friendly trip.
Advance booking sweet spot
2 months
Advance booking sweet spot
Booking your flight to Ottawa about 2 months in advance hits the sweet spot. This timeframe balances the availability of flights with the chance of finding good deals. Booking too early or too late might mean missing out on the best prices, so plan ahead to secure your spot at a reasonable cost.
Ottawa Airports & Ground Transportation
One big question for travelers is which Ottawa airport to fly into. Here’s a quick guide to Ottawa’s airports and how to get to the city from each:
Ottawa Macdonald-Cartier International Airport (YOW)
Welcome to Ottawa Macdonald-Cartier International Airport, your gateway to Canada's capital! Named after two of Canada's founding fathers, this airport offers a smooth and efficient travel experience. Enjoy amenities like free Wi-Fi, diverse dining options, and comfortable lounges. Conveniently located a short drive from downtown, getting to and from the airport is a breeze. OC Transpo Route 97 provides direct bus service to downtown, and taxis and ride-sharing services are readily available. The trip to downtown Ottawa usually takes about 20-30 minutes, depending on traffic.
Tip: Arrive a little early to explore the local art exhibitions often displayed throughout the terminal!
Other airports
Alright, buckle up, future Ottawa explorers! While Ottawa International Airport (YOW) is your main gateway, keep your eyes peeled for alternative airports in nearby cities like Montreal (YUL) or even Syracuse (SYR) in the US. Montreal offers more flight options, but factor in the 2-hour drive or bus ride to Ottawa; Syracuse might snag you cheaper fares, but brace yourself for a 4-hour road trip!
What to Do in Ottawa
Ottawa isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Ottawa, organized by interest:
Sightseeing & landmarks
Ottawa is brimming with iconic landmarks! Be sure to visit Parliament Hill, where you can witness the Changing of the Guard ceremony. Don't miss the breathtaking views from the Peace Tower and explore the historic Rideau Canal, a UNESCO World Heritage Site.
Arts & culture
Dive into Ottawa's vibrant arts scene by visiting the National Gallery of Canada, home to an impressive collection of Canadian and international art. Catch a performance at the National Arts Centre or explore the Canadian Museum of History to delve into the nation's rich heritage.
Food & nightlife
Ottawa's culinary scene is a delightful mix of flavors! From cozy pubs to upscale restaurants, there's something to satisfy every palate. Explore the ByWard Market for local treats and vibrant nightlife.
Shopping & fashion
Get your shop on in Ottawa! The CF Rideau Centre offers a wide variety of retailers to explore. Don't miss the unique boutiques and artisan shops in the Glebe neighborhood for one-of-a-kind finds.
Nearby getaways
Escape the city and explore the beautiful natural surroundings of Ottawa! Gatineau Park is just a short drive away, offering hiking trails, stunning lookouts, and serene lakes. Consider a day trip to the charming town of Perth or explore the historic sites of Upper Canada Village.
No matter your interest – be it art, food, nightlife, or nature – Ottawa has something for everyone. And the best part? Many events and attractions refresh throughout the year, so there’s always something new to experience each visit.
Events in Ottawa This Month
heroes and villains
Get ready for an amazing photoshoot event hosted by Shana Osaki and the Ottawa Photography Meetup group! This is an opportunity to enhance your photography skills and connect with other enthusiasts in a fun and creative environment.
gala des120 ans de l' alliance française ottawa
Celebrate 120 years of history and culture with the Alliance Française Ottawa at their Gala! Tickets are now available for this special event.
ottawa health innovation forum: a new era of growth
Discover how significant investments are transforming Ottawa into a thriving hub for health innovation and commercialization. Ottawa's health and life sciences sector is experiencing a period of dynamic growth and development, making it an exciting time for the industry.
help santa toy parade 2025
Since 1969, the Ottawa Professional Fire Fighters' Association has organized the Help Santa Toy Parade, collecting toys along the route to bring joy to children during the holiday season. Support this wonderful cause and help make a child's Christmas brighter.
Ottawa Weather
Weather in Ottawa
Wed, Nov 19
10%
0° -6°
10%
Thu, Nov 20
Frequently Asked Questions About Flights to Ottawa
Pro Tips for Finding Cheap Flights to Ottawa
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Ottawa flights:
Be Flexible With Your Dates: Ottawa's calling, but your calendar shouldn't be too rigid! Mid-week flights and travel during the shoulder season (spring/fall) can save you some serious loonies.
Consider Alternative Airports: While Ottawa International Airport (YOW) is the main hub, flying into smaller nearby airports (if available) and taking a short bus or train ride can sometimes lead to sweet savings.
