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Cheap flights from Washington, D.C. Dulles Intl Airport to Toronto from $167

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 10/17. 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

Multiple Airlines Logo
9:50 pm - 12:40 amIAD-YHM
26h 50m3 stops
Multiple Airlines Logo
6:00 am - 11:26 amYHM-IAD
29h 26m3 stops
$987Multiple Airlines
Find Deal
Wed, Oct 15 - Sun, Oct 19
Multiple Airlines Logo
6:00 am - 11:59 pmIAD-YHM
17h 59m2 stops
Multiple Airlines Logo
5:45 pm - 5:50 pmYHM-IAD
24h 05m2 stops
$1,103Multiple Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
Multiple Airlines Logo
6:00 am - 11:59 pmIAD-YHM
17h 59m2 stops
Multiple Airlines Logo
5:45 pm - 5:50 pmYHM-IAD
24h 05m2 stops
$1,122Multiple Airlines
Find Deal
Sat, Oct 4 - Sun, Oct 5
Multiple Airlines Logo
6:00 am - 12:40 amIAD-YHM
18h 40m3 stops
Multiple Airlines Logo
5:45 pm - 5:50 pmYHM-IAD
24h 05m2 stops
$1,224Multiple Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
WestJet Logo
7:05 pm - 12:40 amIAD-YHM
29h 35m3 stops
WestJet Logo
6:00 am - 11:40 pmYHM-IAD
17h 40m3 stops
$1,265WestJet
Find Deal
Fri, Oct 3 - Tue, Oct 7
WestJet Logo
6:15 am - 12:40 amIAD-YHM
18h 25m3 stops
WestJet Logo
6:00 am - 11:40 pmYHM-IAD
17h 40m3 stops
$2,018WestJet
Find Deal
Sun, Oct 5 - Tue, Oct 7
WestJet Logo
6:18 am - 12:40 amIAD-YHM
18h 22m3 stops
WestJet Logo
6:00 am - 11:40 pmYHM-IAD
17h 40m3 stops
$2,286WestJet
Find Deal
Sat, Oct 11 - Tue, Oct 14

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

Our best WestJet deals on Washington, D.C. Dulles Intl Airport to Hamilton, Ontario flight tickets
WestJet
Sep 22
IAD1:00 pmWashington, D.C. Dulles Intl
35h 40m
3 stops
YHM12:40 amHamilton
Sep 24
YHM6:00 amHamilton
17h 06m
3 stops
IAD11:06 pmWashington, D.C. Dulles Intl
$1,230
Find similar
WestJet
Oct 3
IAD7:05 pmWashington, D.C. Dulles Intl
29h 35m
3 stops
YHM12:40 amHamilton
Oct 7
YHM6:00 amHamilton
17h 40m
3 stops
IAD11:40 pmWashington, D.C. Dulles Intl
$1,265
Find similar
WestJet
Sep 26
IAD7:05 pmWashington, D.C. Dulles Intl
29h 35m
3 stops
YHM12:40 amHamilton
Sep 28
YHM6:00 amHamilton
17h 38m
3 stops
IAD11:38 pmWashington, D.C. Dulles Intl
$1,586
Find similar

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 September 18, 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

Wed 10/15

9:50 pm-12:40 am

3 stops26h 50m

Hamilton

Sun 10/19

6:00 am-11:26 am

3 stops29h 26m

$987

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Thu 10/2

6:00 am-11:59 pm

2 stops17h 59m

Hamilton

Sun 10/5

5:45 pm-5:50 pm

2 stops24h 05m

$1,103

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sat 10/4

6:00 am-11:59 pm

2 stops17h 59m

Hamilton

Sun 10/5

5:45 pm-5:50 pm

2 stops24h 05m

$1,122

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Thu 10/2

6:00 am-12:40 am

3 stops18h 40m

Hamilton

Sun 10/5

5:45 pm-5:50 pm

2 stops24h 05m

$1,224

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 10/3

7:05 pm-12:40 am

3 stops29h 35m

Hamilton

Tue 10/7

6:00 am-11:40 pm

3 stops17h 40m

$1,265

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sun 10/5

6:15 am-12:40 am

3 stops18h 25m

Hamilton

Tue 10/7

6:00 am-11:40 pm

3 stops17h 40m

$2,018

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sat 10/11

6:18 am-12:40 am

3 stops18h 22m

Hamilton

Tue 10/14

6:00 am-11:40 pm

3 stops17h 40m

$2,286

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 10/17

6:45 pm-12:40 am

1 stop29h 55m

$167

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 9/29

6:45 pm-12:40 am

1 stop29h 55m

$173

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 9/29

6:45 pm-12:40 am

1 stop29h 55m

$215

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Toronto from

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

Direct flights

None
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.
Search flight deals

  • 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 17h 59m 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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