$116 Cheap Flights from Hamilton (YHM) to Washington (DCA)

View $116 flight on Fri, Aug 22, 2025Opens in a new window

Popular airlines from John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Hamilton to Washington (YHM-DCA)

Prices were available within the past 7 days and start at $116 for one-way flights and $180 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Aug 8 - Mon, Aug 11
YHM
Hamilton
DCA
Washington
$180 Roundtrip, found 6 days ago
$180
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Aug 8 from Hamilton to Washington, returning Mon, Aug 11, priced at $180 found 6 days ago
Air Canada
Wed, Jul 16 - Wed, Jul 23
YHM
Hamilton
DCA
Washington
$191 Roundtrip, found 5 days ago
$191
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Jul 16 from Hamilton to Washington, returning Wed, Jul 23, priced at $191 found 5 days ago
Air Canada
Wed, Jul 16 - Wed, Jul 23
YHM
Hamilton
DCA
Washington
$191 Roundtrip, found 5 days ago
$191
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Jul 16 from Hamilton to Washington, returning Wed, Jul 23, priced at $191 found 5 days ago
Air Canada
Fri, Oct 31 - Sun, Nov 2
YHM
Hamilton
DCA
Washington
$192 Roundtrip, found 6 days ago
$192
Roundtrip
found 6 days ago
Select Air Canada flight, departing Fri, Oct 31 from Hamilton to Washington, returning Sun, Nov 2, priced at $192 found 6 days ago
Air Canada
Sat, Aug 23 - Sun, Aug 24
YHM
Hamilton
DCA
Washington
$221 Roundtrip, found 1 day ago
$221
Roundtrip
found 1 day ago
Select Air Canada flight, departing Sat, Aug 23 from Hamilton to Washington, returning Sun, Aug 24, priced at $221 found 1 day ago
Air Canada
Wed, Jul 16 - Wed, Jul 23
YHM
Hamilton
DCA
Washington
$225 Roundtrip, found 5 days ago
$225
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Jul 16 from Hamilton to Washington, returning Wed, Jul 23, priced at $225 found 5 days ago
Air Canada
Sat, Aug 23 - Tue, Aug 26
YHM
Hamilton
DCA
Washington
$262 Roundtrip, found 6 days ago
$262
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Aug 23 from Hamilton to Washington, returning Tue, Aug 26, priced at $262 found 6 days ago
Air Canada
Sat, Aug 23 - Tue, Aug 26
YHM
Hamilton
DCA
Washington
$263 Roundtrip, found 12 hours ago
$263
Roundtrip
found 12 hours ago
Select Air Canada flight, departing Sat, Aug 23 from Hamilton to Washington, returning Tue, Aug 26, priced at $263 found 12 hours ago
Air Canada
Wed, Jul 16 - Wed, Jul 23
YHM
Hamilton
DCA
Washington
$267 Roundtrip, found 5 days ago
$267
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Jul 16 from Hamilton to Washington, returning Wed, Jul 23, priced at $267 found 5 days ago
WestJet
Thu, Aug 7 - Sun, Aug 10
YHM
Hamilton
DCA
Washington
$1,865 Roundtrip, found 5 days ago
$1,865
Roundtrip
found 5 days ago
Select WestJet flight, departing Thu, Aug 7 from Hamilton to Washington, returning Sun, Aug 10, priced at $1,865 found 5 days ago
Flights from Hamilton (YHM) to Washington (DCA)
Origin airport
John C. Munro Hamilton Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Air Canada
Roundtrip price
$180
Distance
333 mi

Hamilton to Washington Flights

The cheapest times to fly from Hamilton to Washington

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 Hamilton to Washington are during the month of August. You can find some of the cheapest flights from Hamilton to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hamilton to Washington

Sunday is one of the best days to book for cheap flights from Hamilton to Washington: 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 Hamilton to Washington

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 Hamilton to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $116 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 Hamilton to Washington 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 Hamilton to Washington 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.

 

Frequently asked questions

How much does a flight from John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA) cost?
Discover the latest flight deals from YHM to DCA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from YHM to DCA?
The cheapest flights from YHM to DCA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA)?
You can't fly directly from Hamilton, ON (YHM-John C. Munro Hamilton Intl.) to Ronald Reagan Washington National Airport (DCA). However, there are other airports that have nonstop flights. Begin your journey at Pearson Intl. Airport (YYZ) and head straight to Washington without layovers.
What is the cheapest airline that flies from YHM to DCA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from YHM to DCA. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA)?
You'll have to hop on a flight with a layover if you're traveling from John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from YHM to DCA?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA)?
To avoid possible delays on the John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA) route, travel before 3 PM. Flights after this time have a 22% higher chance of cancellation.**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.
Is it cheaper to buy a plane ticket from John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA) last-minute?
Last-minute fares from YHM to DCA are typically more expensive. For the best prices, start searching for flights early. That being said, if your travel plans are flexible, you may find a cheap fare right before you leave.
Is it cheaper to book a YHM to DCA flight and hotel package?
Compared with arranging flights and hotels separately, booking a YHM to DCA flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place takes the hassle out of travel planning. Just secure your flights and choose from our extensive range of hotels, then customize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from John C. Munro Hamilton Intl. Airport (YHM) to Ronald Reagan Washington National Airport (DCA)?
If you booked your YHM to DCA flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

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*Available to One Key members.