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Cheap flights from Washington, D.C. Dulles Intl Airport to Toronto from $207

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Toronto departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
IAD
-
YHM
319 mimulti-stop
Multiple Airlines Logo
YHM
-
IAD
319 mimulti-stop
Multiple Airlines

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario 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, momondo users made 832,500 searches. Data last updated December 21, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario 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

Tue 1/13

5:40 pm-3:00 pm

3 stops21h 20m

$207

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 5/18

6:45 pm-12:40 am

1 stop29h 55m

$285

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 5/15

6:45 pm-12:40 am

1 stop29h 55m

$335

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sun 12/28

9:58 pm-12:44 pm

2 stops38h 46m

$579

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sun 12/28

10:20 pm-2:20 pm

3 stops40h 00m

$666

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sat 4/25

5:20 pm-12:40 am

2 stops31h 20m

$891

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sat 4/25

5:20 pm-12:40 am

3 stops31h 20m

$978

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 6/5

6:45 pm-5:10 pm

1 stop22h 25m

$1,063

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Hamilton, Ontario?

According to our data, Friday is the cheapest day to fly to Hamilton, Ontario from Washington, D.C. Dulles Intl Airport. The lowest ticket price found for a Friday departure recently was $223. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Thursday is the most expensive day to depart from Washington, D.C. Dulles Intl Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $415.

What is the cheapest time of day to depart on your flight to Hamilton, Ontario?

According to our data, the cheapest time of day to fly to Hamilton, Ontario is in the morning. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario in the morning for as low as $292. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Hamilton, Ontario is at noon when prices are around $442.

When to book flights from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Hamilton, Ontario (IAD to YHM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario

Fastest flight time

27h 37m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario takes 27h 37m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario.
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  • How far is Washington, D.C. Dulles Intl to Hamilton by plane?

    Washington, D.C. Dulles Intl and Hamilton are 322.1 mi apart from one another. Typically, this will take 27h 37m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Hamilton Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Hamilton Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Hamilton Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Hamilton Airport.

  • What documentation or ID do you need to fly to Hamilton Airport?

    The travel and health documents required for your trip to Hamilton Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Hamilton Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Hamilton?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Hamilton. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to Hamilton with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Hamilton on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Hamilton?

Once all potential Washington, D.C. to Hamilton flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Hamilton right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Hamilton flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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