In terms of precipitation, rainfall in Hamilton, Ontario ranges from 2.3 - 4.0 inches per month. July is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Hamilton, Ontario when rainfall is around 2.3 in.

If weather is an important factor for your trip to Hamilton, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest day to fly round-trip from Washington, D.C. to Hamilton, Ontario?

Travelers have found that booking a Thursday departure is the best way to save up to 86% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Washington, D.C. to Hamilton, Ontario?

Find a great deal and save up to 128% by booking at least 37 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. to Hamilton, Ontario within the next two weeks, with the cheapest ticket starting at $292.

What is the cheapest month to fly from Washington, D.C. to Hamilton, Ontario?

Flights from Washington, D.C. to Hamilton, Ontario lean towards being more expensive in November. Prices are generally better when you fly from Washington, D.C. to Hamilton, Ontario in June, with the cheapest ticket starting at $132.

What is the cheapest time of day to fly from WAS to YHM?

When flying from Washington, D.C. to Hamilton, Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 34% versus a flight at noon.

What airport do you fly into for flights to Hamilton from Washington, D.C.?

Hamilton (YHM), located 6.8 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Hamilton. 0 airlines have flights to Hamilton from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Hamilton should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

Can I find deals for flights from Washington, D.C. to Hamilton that include hotel bookings?

Yes. In addition to deals on Washington, D.C. to Hamilton flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington, D.C. to Hamilton?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Hamilton.

Can I find deals for business class flights from Washington, D.C. to Hamilton?

Yes. Cheapflights offers flight deals from Washington, D.C. to Hamilton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$164+ Flights from Washington, D.C. to Hamilton, ON

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Cheap flight deals from Washington, D.C. to Hamilton

Round-trip from	$468 (oojo)
One-way from	$164 (oojo)
Popular in	November
Cheapest in	June
Average price	$304

From Washington, D.C. (WAS) to Hamilton

Search Deals

One-way flight from Washington, D.C. (WAS) to Hamilton

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($13 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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Find flight deals from Washington, D.C. to Hamilton

Cheapest flights from Washington, D.C. to Hamilton
Explore the most affordable flight options available from Washington, D.C. to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

Mon 9/156:45 pmIAD - YHM

2 stops21h 59mMultiple Airlines

Mon 9/226:00 amYHM - IAD

1 stop11h 50mMultiple Airlines

Deal found 8/1

$444

Fri 9/196:45 pmIAD - YHM

1 stop29h 55mWestJet

Mon 9/226:00 amYHM - IAD

1 stop11h 50mWestJet

Deal found 7/30

$468

Thu 8/141:40 pmDCA - YHM

3 stops35h 01mMultiple Airlines

Thu 8/287:05 amYHM - DCA

3 stops26h 42mMultiple Airlines

Deal found 7/30

$1,661

Wed 8/2712:00 pmDCA - YHM

2 stops12h 41mWestJet

Wed 9/36:00 amYHM - DCA

2 stops17h 36mWestJet

Deal found 7/30

$2,187

Best flights from Washington, D.C. to Hamilton
Discover carefully curated flight deals from Washington, D.C. to Hamilton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2025.

Mon 9/156:45 pmIAD - YHM

2 stops21h 59mMultiple Airlines

Mon 9/226:00 amYHM - IAD

1 stop11h 50mMultiple Airlines

Deal found 8/1

$444

Fri 9/196:45 pmIAD - YHM

1 stop29h 55mWestJet

Mon 9/226:00 amYHM - IAD

1 stop11h 50mWestJet

Deal found 7/30

$468

Thu 8/141:40 pmDCA - YHM

3 stops35h 01mMultiple Airlines

Thu 8/287:05 amYHM - DCA

3 stops26h 42mMultiple Airlines

Deal found 7/30

$1,661

Wed 8/2712:00 pmDCA - YHM

2 stops12h 41mWestJet

Wed 9/36:00 amYHM - DCA

2 stops17h 36mWestJet

Deal found 7/30

$2,187

Last-minute flights from Washington, D.C. to Hamilton
Discover last-minute flight deals from Washington, D.C. to Hamilton. Data last updated August 1, 2025 and is based on user searches.

Thu 8/76:20 amIAD - YHM

2 stops17h 28mMultiple Airlines

Sun 8/102:55 pmYHM - IAD

2 stops26h 59mMultiple Airlines

Deal found 7/30

$1,349

Thu 8/71:40 pmDCA - YHM

3 stops35h 01mWestJet

Mon 8/116:00 amYHM - DCA

3 stops30h 39mWestJet

Deal found 7/31

$2,599

Sat 8/96:00 amIAD - YHM

3 stops18h 41mWestJet

Tue 8/126:00 amYHM - IAD

3 stops16h 55mWestJet

Deal found 7/29

$1,326

Thu 8/141:40 pmDCA - YHM

3 stops35h 01mMultiple Airlines

Thu 8/287:05 amYHM - DCA

3 stops26h 42mMultiple Airlines

Deal found 7/30

$1,661

Wed 8/276:45 pmIAD - YHM

2 stops29h 03mMultiple Airlines

Wed 9/36:00 amYHM - IAD

3 stops17h 40mMultiple Airlines

Deal found 7/30

$769

Wed 8/2712:00 pmDCA - YHM

2 stops12h 41mWestJet

Wed 9/36:00 amYHM - DCA

2 stops17h 36mWestJet

Deal found 7/30

$2,187

One-way flights from Washington, D.C. to Hamilton
Search for one-way flight options from Washington, D.C. to Hamilton. Find affordable one-way fares based on user searches. Data last updated August 1, 2025.

Fri 9/266:45 pmIAD - YHM

1 stop29h 55mWestJet

Deal found 7/30

$164

Sun 8/3111:42 amIAD - YHM

2 stops12h 59mMultiple Airlines

Deal found 7/31

$367

Sat 9/132:00 pmDCA - YHM

3 stops34h 40mWestJet

Deal found 7/29

$486

Mon 8/112:55 pmDCA - YHM

2 stops25h 44mMultiple Airlines

Deal found 7/30

$660

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Hamilton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 9/15

6:45 pm-4:44 pm

2 stops21h 59m

Hamilton

Mon 9/22

6:00 am-5:50 pm

1 stop11h 50m

$444

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 9/19

6:45 pm-12:40 am

1 stop29h 55m

Hamilton

Mon 9/22

6:00 am-5:50 pm

1 stop11h 50m

$468

Washington, D.C.Hamilton

DCA - YHM

DCAYHM

Washington, D.C. Reagan-National

Thu 8/14

1:40 pm-12:41 am

3 stops35h 01m

Hamilton

Thu 8/28

7:05 am-9:47 am

3 stops26h 42m

$1,661

Washington, D.C.Hamilton

DCA - YHM

DCAYHM

Washington, D.C. Reagan-National

Wed 8/27

12:00 pm-12:41 am

2 stops12h 41m

Hamilton

Wed 9/3

6:00 am-11:36 pm

2 stops17h 36m

$2,187

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 9/26

6:45 pm-12:40 am

1 stop29h 55m

$164

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sun 8/31

11:42 am-12:41 am

2 stops12h 59m

$367

Washington, D.C.Hamilton

DCA - YHM

DCAYHM

Washington, D.C. Reagan-National

Sat 9/13

2:00 pm-12:40 am

3 stops34h 40m

$486

Washington, D.C.Hamilton

DCA - YHM

DCAYHM

Washington, D.C. Reagan-National

Mon 8/11

2:55 pm-4:39 pm

2 stops25h 44m

$660

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Washington, D.C. to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from Washington, D.C. with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Hamilton

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Hamilton

See what other customers who have flown with WestJet from Washington, D.C. to Hamilton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

WestJet

7.2

Good

2,978 reviews

Reviews

1 / 20

10.0

Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

WestJet

7.2

Good

2,978 reviews

WestJet

7.2

Good

2,978 reviews

Reviews

1 / 20

10.0

Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

Related info for your journey

What airport do you fly into for flights to Hamilton from Washington, D.C.?
Hamilton (YHM), located 6.8 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Hamilton. 0 airlines have flights to Hamilton from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Hamilton should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.
Can I find deals for flights from Washington, D.C. to Hamilton that include hotel bookings?
Yes. In addition to deals on Washington, D.C. to Hamilton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington, D.C. to Hamilton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Hamilton.
Can I find deals for business class flights from Washington, D.C. to Hamilton?
Yes. Cheapflights offers flight deals from Washington, D.C. to Hamilton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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$164+ Cheap flights from Washington, D.C. (WAS) to Hamilton, ON (YHM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington, D.C. to Hamilton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington, D.C. to Hamilton

Round-trip from

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Popular in

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Find flight deals from Washington, D.C. to Hamilton

Cheapest flights from Washington, D.C. to HamiltonExplore the most affordable flight options available from Washington, D.C. to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

Explore the most affordable flight options available from Washington, D.C. to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Hamilton that are best for you.

Best time to book a flight from Washington, D.C. to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from Washington, D.C. with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Hamilton

Reviews of airlines servicing Hamilton

See what other customers who have flown with WestJet from Washington, D.C. to Hamilton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Hamilton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Hamilton from Washington, D.C.?

Can I find deals for flights from Washington, D.C. to Hamilton that include hotel bookings?

How can I find direct flights from Washington, D.C. to Hamilton?

Can I find deals for business class flights from Washington, D.C. to Hamilton?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington, D.C. to Hamilton

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Cheapest flights from Washington, D.C. to Hamilton
Explore the most affordable flight options available from Washington, D.C. to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.