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Cheap flights from Washington, D.C. Dulles Intl Airport to Toronto from $404

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 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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
10:10 pm - 9:43 am
IAD
-
YHM
11h 33m
1 stop
Multiple Airlines Logo
10:25 am - 9:14 pm
YHM
-
IAD
10h 49m
1 stop
$608Multiple Airlines
Thu, Aug 6 - Tue, Aug 11
Multiple Airlines Logo
7:00 pm - 3:08 pm
IAD
-
YHM
20h 08m
2 stops
Multiple Airlines Logo
6:55 pm - 6:10 pm
YHM
-
IAD
23h 15m
1 stop
$614Multiple Airlines
Mon, Aug 10 - Thu, Aug 27
Multiple Airlines Logo
7:00 pm - 3:08 pm
IAD
-
YHM
20h 08m
2 stops
Multiple Airlines Logo
6:15 am - 6:10 pm
YHM
-
IAD
35h 55m
3 stops
$618Multiple Airlines
Mon, Aug 10 - Thu, Aug 27
Multiple Airlines Logo
10:10 pm - 9:43 am
IAD
-
YHM
11h 33m
1 stop
Multiple Airlines Logo
10:25 am - 9:13 pm
YHM
-
IAD
10h 48m
1 stop
$624Multiple Airlines
Thu, Jul 23 - Sun, Jul 26
Multiple Airlines Logo
7:00 pm - 2:54 pm
IAD
-
YHM
43h 54m
2 stops
Multiple Airlines Logo
6:55 pm - 6:10 pm
YHM
-
IAD
23h 15m
1 stop
$625Multiple Airlines
Mon, Aug 10 - Thu, Aug 27
Multiple Airlines Logo
8:15 am - 3:08 pm
IAD
-
YHM
6h 53m
1 stop
Multiple Airlines Logo
6:35 pm - 7:43 am
YHM
-
IAD
13h 08m
1 stop
$630Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
Multiple Airlines Logo
8:15 am - 3:08 pm
IAD
-
YHM
6h 53m
1 stop
Multiple Airlines Logo
10:25 am - 4:35 pm
YHM
-
IAD
6h 10m
1 stop
$632Multiple Airlines
Fri, Aug 14 - Fri, Aug 21
Multiple Airlines Logo
8:18 am - 3:08 pm
IAD
-
YHM
6h 50m
1 stop
Multiple Airlines Logo
6:35 pm - 7:44 am
YHM
-
IAD
13h 09m
1 stop
$635Multiple Airlines
Thu, Jul 23 - Mon, Jul 27
Multiple Airlines Logo
8:15 am - 3:08 pm
IAD
-
YHM
6h 53m
1 stop
Multiple Airlines Logo
6:35 pm - 11:13 am
YHM
-
IAD
16h 38m
2 stops
$636Multiple Airlines
Thu, Aug 20 - Mon, Aug 24
Multiple Airlines Logo
6:09 pm - 3:55 pm
IAD
-
YHM
21h 46m
1 stop
Multiple Airlines Logo
8:15 am - 10:52 pm
YHM
-
IAD
14h 37m
2 stops
$637Multiple Airlines
Fri, Aug 7 - Sat, Aug 15

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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
Jul 10
IAD6:00 amWashington, D.C. Dulles Intl
35h 15m
3 stops
YHM5:15 pmHamilton
Jul 13
YHM6:10 pmHamilton
23h 54m
3 stops
IAD6:04 pmWashington, D.C. Dulles Intl
$1,851
WestJet
Jul 10
IAD6:00 amWashington, D.C. Dulles Intl
35h 15m
3 stops
YHM5:15 pmHamilton
Jul 14
YHM6:10 pmHamilton
23h 54m
3 stops
IAD6:04 pmWashington, D.C. Dulles Intl
$1,882

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 July 3, 2026.
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

Cheapest round-trip

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Thu 8/6

10:10 pm-9:43 am

1 stop11h 33m

Hamilton

Tue 8/11

10:25 am-9:14 pm

1 stop10h 49m

$608

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 8/10

7:00 pm-3:08 pm

2 stops20h 08m

Hamilton

Thu 8/27

6:55 pm-6:10 pm

1 stop23h 15m

$614

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 8/10

7:00 pm-3:08 pm

2 stops20h 08m

Hamilton

Thu 8/27

6:15 am-6:10 pm

3 stops35h 55m

$618

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Thu 7/23

10:10 pm-9:43 am

1 stop11h 33m

Hamilton

Sun 7/26

10:25 am-9:13 pm

1 stop10h 48m

$624

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 8/10

7:00 pm-2:54 pm

2 stops43h 54m

Hamilton

Thu 8/27

6:55 pm-6:10 pm

1 stop23h 15m

$625

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 8/14

8:15 am-3:08 pm

1 stop6h 53m

Hamilton

Fri 8/21

6:35 pm-7:43 am

1 stop13h 08m

$630
Quickest round-trip

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 8/14

8:15 am-3:08 pm

1 stop6h 53m

Hamilton

Fri 8/21

10:25 am-4:35 pm

1 stop6h 10m

$632

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Thu 7/23

8:18 am-3:08 pm

1 stop6h 50m

Hamilton

Mon 7/27

6:35 pm-7:44 am

1 stop13h 09m

$635

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Thu 8/20

8:15 am-3:08 pm

1 stop6h 53m

Hamilton

Mon 8/24

6:35 pm-11:13 am

2 stops16h 38m

$636

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 8/7

6:09 pm-3:55 pm

1 stop21h 46m

Hamilton

Sat 8/15

8:15 am-10:52 pm

2 stops14h 37m

$637

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 airline that flies from Washington, D.C. Dulles Intl to Hamilton?

WestJet is the most popular carrier operating from Washington, D.C. Dulles Intl to Hamilton

What airlines fly to Hamilton, Ontario?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Hamilton, Ontario from Washington, D.C. Dulles Intl Airport according to our data. Air Canada is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Hamilton, Ontario. Keep in mind that there are 5 different airlines that fly to Hamilton, Ontario on a routine basis, so you have a few additional options to choose from.

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

6h 50m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario takes 6h 50m
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

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Hamilton, Ontario

  • 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 6h 50m 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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