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Cheap flights from Washington, D.C. to Toronto from $222

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. to Toronto departing on 5/15. 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

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Find the cheapest flights from Washington, D.C. to Toronto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:30 pm - 2:20 pm
IAD
-
YHM
17h 50m
1 stop
Multiple Airlines Logo
7:25 am - 12:36 am
YHM
-
IAD
17h 11m
2 stops
$566Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
5:40 pm - 3:00 pm
IAD
-
YHM
21h 20m
3 stops
Multiple Airlines Logo
3:15 pm - 3:10 pm
YHM
-
IAD
23h 55m
2 stops
$684Multiple Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
8:30 pm - 2:20 pm
IAD
-
YHM
17h 50m
1 stop
Multiple Airlines Logo
7:25 am - 8:56 am
YHM
-
IAD
25h 31m
2 stops
$754Multiple Airlines
Sat, Apr 11 - Sat, Apr 18
Multiple Airlines Logo
7:00 pm - 10:34 pm
IAD
-
YHM
27h 34m
2 stops
Multiple Airlines Logo
5:45 pm - 6:10 pm
YHM
-
IAD
24h 25m
2 stops
$851Multiple Airlines
Fri, May 29 - Sun, May 31
Multiple Airlines Logo
7:00 pm - 10:34 pm
IAD
-
YHM
27h 34m
2 stops
Multiple Airlines Logo
5:45 pm - 6:10 pm
YHM
-
IAD
24h 25m
2 stops
$892Multiple Airlines
Fri, May 29 - Sun, May 31
Multiple Airlines Logo
6:00 am - 12:44 pm
IAD
-
YHM
30h 44m
3 stops
Multiple Airlines Logo
7:00 am - 10:18 am
YHM
-
IAD
27h 18m
3 stops
$1,022Multiple Airlines
Mon, Apr 13 - Mon, Apr 20
Multiple Airlines Logo
6:00 am - 10:34 pm
DCA
-
YHM
16h 34m
2 stops
Multiple Airlines Logo
5:45 pm - 10:18 am
YHM
-
DCA
16h 33m
2 stops
$1,048Multiple Airlines
Mon, Jun 15 - Tue, Jun 23
Multiple Airlines Logo
5:40 pm - 2:20 pm
IAD
-
YHM
20h 40m
3 stops
Multiple Airlines Logo
5:50 am - 3:10 pm
YHM
-
IAD
33h 20m
3 stops
$1,059Multiple Airlines
Mon, Mar 30 - Tue, Apr 14
Multiple Airlines Logo
6:40 pm - 10:09 pm
IAD
-
YHM
27h 29m
2 stops
Multiple Airlines Logo
7:00 am - 11:29 pm
YHM
-
IAD
16h 29m
2 stops
$1,075Multiple Airlines
Tue, Jun 16 - Fri, Jun 19
Multiple Airlines Logo
5:40 pm - 2:20 pm
IAD
-
YHM
20h 40m
3 stops
Multiple Airlines Logo
7:55 pm - 5:57 pm
YHM
-
IAD
22h 02m
2 stops
$1,095Multiple Airlines
Mon, Mar 30 - Tue, Apr 14

WestJet flights from Washington, D.C. to Hamilton, Ontario

Our best WestJet deals on Washington, D.C. to Hamilton, Ontario flight tickets
WestJet
May 23
IAD11:15 amWashington, D.C. Dulles Intl
30h 00m
3 stops
YHM5:15 pmHamilton
May 25
YHM6:10 pmHamilton
28h 46m
3 stops
IAD10:56 pmWashington, D.C. Dulles Intl
$1,752
WestJet
May 21
IAD6:00 amWashington, D.C. Dulles Intl
35h 15m
3 stops
YHM5:15 pmHamilton
May 24
YHM6:10 pmHamilton
24h 04m
3 stops
IAD6:14 pmWashington, D.C. Dulles Intl
$2,487

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 March 19, 2026.
Use the filters below to find and compare flights from Washington, D.C. 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

Mon 4/13

8:30 pm-2:20 pm

1 stop17h 50m

Hamilton

Mon 4/20

7:25 am-12:36 am

2 stops17h 11m

$566

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Wed 4/15

5:40 pm-3:00 pm

3 stops21h 20m

Hamilton

Wed 4/22

3:15 pm-3:10 pm

2 stops23h 55m

$684

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Sat 4/11

8:30 pm-2:20 pm

1 stop17h 50m

Hamilton

Sat 4/18

7:25 am-8:56 am

2 stops25h 31m

$754

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 5/29

7:00 pm-10:34 pm

2 stops27h 34m

Hamilton

Sun 5/31

5:45 pm-6:10 pm

2 stops24h 25m

$851

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Fri 5/29

7:00 pm-10:34 pm

2 stops27h 34m

Hamilton

Sun 5/31

5:45 pm-6:10 pm

2 stops24h 25m

$892

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 4/13

6:00 am-12:44 pm

3 stops30h 44m

Hamilton

Mon 4/20

7:00 am-10:18 am

3 stops27h 18m

$1,022
Quickest round-trip

Washington, D.C.Hamilton

DCA - YHM

DCAYHM

Washington, D.C. Reagan-National

Mon 6/15

6:00 am-10:34 pm

2 stops16h 34m

Hamilton

Tue 6/23

5:45 pm-10:18 am

2 stops16h 33m

$1,048

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 3/30

5:40 pm-2:20 pm

3 stops20h 40m

Hamilton

Tue 4/14

5:50 am-3:10 pm

3 stops33h 20m

$1,059

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Tue 6/16

6:40 pm-10:09 pm

2 stops27h 29m

Hamilton

Fri 6/19

7:00 am-11:29 pm

2 stops16h 29m

$1,075

Washington, D.C.Hamilton

IAD - YHM

IADYHM

Washington, D.C. Dulles Intl

Mon 3/30

5:40 pm-2:20 pm

3 stops20h 40m

Hamilton

Tue 4/14

7:55 pm-5:57 pm

2 stops22h 02m

$1,095

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. 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. to Hamilton?

WestJet is the most popular carrier operating from Washington, D.C. 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. according to our data. Air Canada is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Hamilton, Ontario. Keep in mind that there are 7 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. to Hamilton, Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. 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. to Hamilton, Ontario (WAS to YHM) flight deals and tips

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

Fastest flight time

16h 34m

Direct flights

None
The fastest flight from Washington, D.C. to Hamilton, Ontario takes 16h 34m
There are no direct flights from Washington, D.C. to Hamilton, Ontario. There are no popular flight routes from Washington, D.C. to Hamilton, Ontario.
Search flight deals

  • How far is Washington, D.C. to Hamilton by plane?

    Washington, D.C. and Hamilton are 333.7 mi apart from one another. A reasonable flight in good conditions will take 16h 34m.

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

    Prices for flights from Washington, D.C. to Hamilton Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Hamilton Airport.

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

    The required travel and health documents for your Hamilton Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Hamilton Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Hamilton. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Hamilton from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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 offers price alerts on flights to Hamilton from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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