$107 Cheap Flights from Washington (IAD) to Hamilton (YHM)

View $107 flight on Fri, Jan 9, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM)

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Cheap Flights from Washington to Hamilton (IAD-YHM)

Prices were available within the past 7 days and start at $107 for one-way flights and $262 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Jan 9 - Tue, Jan 13
IAD
Washington
YHM
Hamilton
$262 Roundtrip, just found
$262
Roundtrip
just found
Select Air Canada flight, departing Fri, Jan 9 from Washington to Hamilton, returning Tue, Jan 13, priced at $262 just found
Air Canada
Tue, Nov 25 - Fri, Nov 28
IAD
Washington
YHM
Hamilton
$284 Roundtrip, found 1 day ago
$284
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Nov 25 from Washington to Hamilton, returning Fri, Nov 28, priced at $284 found 1 day ago
Air Canada
Tue, Nov 18 - Wed, Nov 19
IAD
Washington
YHM
Hamilton
$305 Roundtrip, found 3 days ago
$305
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Nov 18 from Washington to Hamilton, returning Wed, Nov 19, priced at $305 found 3 days ago
Air Canada
Mon, Dec 15 - Mon, Mar 2
IAD
Washington
YHM
Hamilton
$324 Roundtrip, found 5 days ago
$324
Roundtrip
found 5 days ago
Select Air Canada flight, departing Mon, Dec 15 from Washington to Hamilton, returning Mon, Mar 2, priced at $324 found 5 days ago
Air Canada
Fri, Jan 9 - Tue, Jan 13
IAD
Washington
YHM
Hamilton
$337 Roundtrip, just found
$337
Roundtrip
just found
Select Air Canada flight, departing Fri, Jan 9 from Washington to Hamilton, returning Tue, Jan 13, priced at $337 just found
Air Canada
Fri, Jan 2 - Sat, Jan 10
IAD
Washington
YHM
Hamilton
$337 Roundtrip, found 1 day ago
$337
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, Jan 2 from Washington to Hamilton, returning Sat, Jan 10, priced at $337 found 1 day ago
Air Canada
Fri, Jan 2 - Tue, Jan 6
IAD
Washington
YHM
Hamilton
$344 Roundtrip, found 17 hours ago
$344
Roundtrip
found 17 hours ago
Select Air Canada flight, departing Fri, Jan 2 from Washington to Hamilton, returning Tue, Jan 6, priced at $344 found 17 hours ago
Air Canada
Sun, Nov 23 - Fri, Nov 28
IAD
Washington
YHM
Hamilton
$358 Roundtrip, found 20 hours ago
$358
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Sun, Nov 23 from Washington to Hamilton, returning Fri, Nov 28, priced at $358 found 20 hours ago
Air Canada
Wed, Nov 26 - Thu, Nov 27
IAD
Washington
YHM
Hamilton
$361 Roundtrip, found 1 day ago
$361
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Nov 26 from Washington to Hamilton, returning Thu, Nov 27, priced at $361 found 1 day ago
Air Canada
Wed, Nov 26 - Sat, Nov 29
IAD
Washington
YHM
Hamilton
$364 Roundtrip, found 2 days ago
$364
Roundtrip
found 2 days ago
Select Air Canada flight, departing Wed, Nov 26 from Washington to Hamilton, returning Sat, Nov 29, priced at $364 found 2 days ago

Alternative airports near Hamilton

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Region of Waterloo Intl. YKF. Cheapest option available. Average driving time to city center is 57 minutes. Flights from $358
YKF
Region of Waterloo Intl.
Cheapest
Average driving time to city center57 min
Flights from $358

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM) cost?
Get a cheap one-way flight from $107 or cheap return flight from $262 from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM)?
January is the least expensive month to fly from IAD to YHM. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from IAD to YHM. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM)?
There are no daily nonstop flights departing from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from IAD to YHM?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM)?
To arrive at John C. Munro Hamilton Intl. Airport (YHM) without delays, pick a flight that leaves from Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Hamilton from Washington Dulles Intl. Airport (IAD)?
If you're traveling on a direct flight from Washington Dulles Intl. Airport (IAD) to Hamilton, you can arrive at either Pearson Intl. Airport (YYZ) or Billy Bishop Toronto City Airport (YTZ).
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM) last-minute?
Booking your ticket from IAD to YHM right before your trip is usually more expensive. However, if you're flexible with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book an IAD to YHM flight and hotel package?
Opting for an IAD to YHM flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Pick from our impressive range of hotels and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to John C. Munro Hamilton Intl. Airport (YHM)?
Typically, you can modify or cancel your IAD to YHM flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you want further information, head to our Customer Service portal.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
John C. Munro Hamilton Intl.
Airlines serving
Air Canada
Roundtrip price
$262
Distance
318 mi

Book with confidence

Washington to Hamilton Flights

The cheapest times to fly from Washington to Hamilton

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Hamilton are during the month of January. You can find some of the cheapest flights from Washington to Hamilton with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Hamilton

Sunday is one of the best days to book for cheap flights from Washington to Hamilton: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Hamilton

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Hamilton in 2025. You can also book with separate airlines for your outbound and return journeys, from $107 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Hamilton flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Hamilton airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Washington to Hamilton Flights

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*Available to One Key members.