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$224+ 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — YHM
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap 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 enero 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/1912:55 pm
DCA
-
YHM
2 stops24h 26m
Multiple Airlines
mar. 3/245:50 am
YHM
-
DCA
2 stops28h 31m
Multiple Airlines
Deal found 1/28$832
This Booking.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 3/139:55 am
IAD
-
YHM
2 stops13h 51m
Multiple Airlines
vie. 3/202:35 pm
YHM
-
IAD
2 stops30h 19m
Multiple Airlines
Deal found 1/27$929

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Hamilton (YHM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$832
(Mytrip)

One-way from

$224
(oojo)

Popular in

November

Cheapest in

June

Average price

$283
Provider with most accurate pricing for Washington, D.C. (WAS)-Hamilton flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Hamilton flights.
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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. 6% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Hamilton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated enero 29, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Hamilton that are best for you.

Fly from

Washington, D.C.

Fly to

Hamilton

Route

Depart

Return

Price

Washington, D.C.Hamilton

DCA - YHM

DCAYHM

Washington, D.C. Reagan-National

jue. 3/19

12:55 pm-1:21 pm

2 stops24h 26m

Hamilton

mar. 3/24

5:50 am-10:21 am

2 stops28h 31m

$832

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

vie. 3/13

9:55 am-11:46 pm

2 stops13h 51m

Hamilton

vie. 3/20

2:35 pm-8:54 pm

2 stops30h 19m

$929

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

lun. 5/18

7:00 pm-5:15 pm

1 stop22h 15m

$224

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

mar. 2/17

5:40 pm-3:00 pm

3 stops21h 20m

$247

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

lun. 5/25

7:00 pm-5:15 pm

1 stop22h 15m

$271

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

vie. 5/15

7:00 pm-5:15 pm

1 stop22h 15m

$305

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

dom. 3/15

7:00 am-5:16 pm

3 stops34h 16m

$319

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

jue. 2/5

5:40 pm-2:20 pm

3 stops20h 40m

$348

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

vie. 6/19

7:00 pm-5:15 pm

1 stop22h 15m

$354

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

vie. 7/3

6:45 pm-5:10 pm

1 stop22h 25m

$376

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • Most accurate provider: When it comes to deals on Washington, D.C.-Hamilton, Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Hamilton, Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Hamilton, Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Hamilton, Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Hamilton, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

What is the cheapest month to book a flight from Washington, D.C. to Hamilton, Ontario?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Hamilton, Ontario (average of $98). Flying from Washington, D.C. to Hamilton, Ontario in January is currently the most expensive (average of $193). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.?

    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.

  • What is the cheapest month to book a flight from Washington, D.C. to Hamilton, Ontario?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Hamilton, Ontario (average of $98). Flying from Washington, D.C. to Hamilton, Ontario in January is currently the most expensive (average of $193). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Washington, D.C. to Hamilton

See prices for flight routes from nearby airports that may be better suited for you.
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