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Cheap flights from Hamilton, Ontario to Washington, D.C. from C$ 438

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hamilton, Ontario to Washington, D.C. departing on 25/9. 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 Hamilton, Ontario to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:45 a.m. - 9:50 p.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
10h 05m2 stops Ottawa Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
6:00 a.m. - 3:05 p.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
9h 05m2 stops Montreal Pierre Elliott Trudeau Intl Ottawa
C$ 822Multiple Airlines
Wed, 16 Sep - Wed, 23 Sep
Multiple Airlines Logo
6:35 p.m. - 10:18 a.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
15h 43m2 stops Ottawa Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
9:40 a.m. - 9:43 a.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
24h 03m2 stops Montreal Pierre Elliott Trudeau Intl Ottawa
C$ 1,017Multiple Airlines
Thu, 20 Aug - Sun, 23 Aug
Multiple Airlines Logo
6:10 p.m. - 10:20 a.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
16h 10m2 stops Calgary Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
4:20 p.m. - 5:15 p.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
24h 55m2 stops Montreal Pierre Elliott Trudeau Intl Calgary
C$ 1,021Multiple Airlines
Thu, 10 Sep - Tue, 22 Sep
Multiple Airlines Logo
6:55 p.m. - 10:20 a.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
15h 25m2 stops Calgary Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
4:20 p.m. - 3:05 p.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
22h 45m3 stops Montreal Pierre Elliott Trudeau Intl Calgary Ottawa
C$ 1,049Multiple Airlines
Fri, 18 Sep - Fri, 25 Sep
Multiple Airlines Logo
6:35 p.m. - 10:18 a.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
15h 43m3 stops Ottawa Halifax Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
4:20 p.m. - 12:59 p.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
20h 39m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl
C$ 1,094Multiple Airlines
Fri, 21 Aug - Sun, 23 Aug
Multiple Airlines Logo
8:35 a.m. - 12:14 p.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
27h 39m3 stops Halifax Intl Montreal Pierre Elliott Trudeau Intl Ottawa
Multiple Airlines Logo
12:55 p.m. - 10:25 p.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
33h 30m3 stops Ottawa Halifax Intl Montreal St Hubert
C$ 1,097Multiple Airlines
Fri, 18 Sep - Fri, 25 Sep
Multiple Airlines Logo
7:05 p.m. - 12:00 p.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
16h 55m2 stops Halifax Intl Ottawa
Multiple Airlines Logo
6:00 a.m. - 7:39 p.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
13h 39m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl
C$ 1,108Multiple Airlines
Fri, 28 Aug - Sun, 30 Aug
Multiple Airlines Logo
8:50 a.m. - 9:48 p.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
12h 58m2 stops Halifax Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
4:20 p.m. - 12:59 p.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
20h 39m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl
C$ 1,201Multiple Airlines
Fri, 21 Aug - Sun, 23 Aug
Multiple Airlines Logo
6:35 p.m. - 10:18 a.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
15h 43m3 stops Ottawa Halifax Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
4:20 p.m. - 9:43 a.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
17h 23m3 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl Ottawa
C$ 1,239Multiple Airlines
Thu, 20 Aug - Sun, 23 Aug
Multiple Airlines Logo
10:25 a.m. - 9:48 p.m.YHM  Hamilton-DCA Washington, D.C. Reagan-National
11h 23m3 stops Ottawa Boston Logan Intl Montreal Pierre Elliott Trudeau Intl
Multiple Airlines Logo
9:40 a.m. - 7:39 p.m.DCA  Washington, D.C. Reagan-National-YHM Hamilton
9h 59m2 stops Montreal Pierre Elliott Trudeau Intl Halifax Intl
C$ 1,441Multiple Airlines
Tue, 1 Sep - Tue, 8 Sep

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Customize your flight search to find flights from Hamilton, Ontario to Washington, D.C. Reagan-National Airport 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 96,600 searches. Data last updated 6 August 2026.
Use the filters below to find and compare flights from Hamilton, Ontario to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Wed 16/9

11:45 a.m.-9:50 p.m.

2 stops10h 05m

Washington, D.C. Reagan-National

Wed 23/9

6:00 a.m.-3:05 p.m.

2 stops9h 05m

C$ 822

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Thu 20/8

6:35 p.m.-10:18 a.m.

2 stops15h 43m

Washington, D.C. Reagan-National

Sun 23/8

9:40 a.m.-9:43 a.m.

2 stops24h 03m

C$ 1,017

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Thu 10/9

6:10 p.m.-10:20 a.m.

2 stops16h 10m

Washington, D.C. Reagan-National

Tue 22/9

4:20 p.m.-5:15 p.m.

2 stops24h 55m

C$ 1,021

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Fri 18/9

6:55 p.m.-10:20 a.m.

2 stops15h 25m

Washington, D.C. Reagan-National

Fri 25/9

4:20 p.m.-3:05 p.m.

3 stops22h 45m

C$ 1,049

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Fri 21/8

6:35 p.m.-10:18 a.m.

3 stops15h 43m

Washington, D.C. Reagan-National

Sun 23/8

4:20 p.m.-12:59 p.m.

2 stops20h 39m

C$ 1,094

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Fri 18/9

8:35 a.m.-12:14 p.m.

3 stops27h 39m

Washington, D.C. Reagan-National

Fri 25/9

12:55 p.m.-10:25 p.m.

3 stops33h 30m

C$ 1,097

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Fri 28/8

7:05 p.m.-12:00 p.m.

2 stops16h 55m

Washington, D.C. Reagan-National

Sun 30/8

6:00 a.m.-7:39 p.m.

2 stops13h 39m

C$ 1,108

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Fri 21/8

8:50 a.m.-9:48 p.m.

2 stops12h 58m

Washington, D.C. Reagan-National

Sun 23/8

4:20 p.m.-12:59 p.m.

2 stops20h 39m

C$ 1,201

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Thu 20/8

6:35 p.m.-10:18 a.m.

3 stops15h 43m

Washington, D.C. Reagan-National

Sun 23/8

4:20 p.m.-9:43 a.m.

3 stops17h 23m

C$ 1,239

HamiltonWashington, D.C.

YHM Hamilton - DCA Washington, D.C. Reagan-National

YHMDCA

Hamilton

Tue 1/9

10:25 a.m.-9:48 p.m.

3 stops11h 23m

Washington, D.C. Reagan-National

Tue 8/9

9:40 a.m.-7:39 p.m.

2 stops9h 59m

C$ 1,441

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Hamilton, Ontario to Washington, D.C. Reagan-National Airport

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 Washington, D.C. Reagan-National Airport?

On average, the least expensive day to fly to Washington, D.C. Reagan-National Airport from Hamilton, Ontario is on a Thursday. momondo users have found tickets for Thursday departures for as low as C$ 475. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Hamilton, Ontario to Washington, D.C. Reagan-National Airport for around C$ 708.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Hamilton, Ontario to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the morning. Our users have found flights to Washington, D.C. Reagan-National Airport in the morning for as low as C$ 517. Flights in the evening are often more expensive with an average ticket price of C$ 716.

When to book flights from Hamilton, Ontario to Washington, D.C. Reagan-National Airport

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

Cheap Hamilton, Ontario to Washington, D.C. Reagan-National Airport (YHM to DCA) flight deals and tips

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

Fastest flight time

13h 18m

Direct flights

None
The fastest flight from Hamilton, Ontario to Washington, D.C. Reagan-National Airport takes 13h 18m
There are no direct flights from Hamilton, Ontario to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Hamilton, Ontario to Washington, D.C. Reagan-National Airport.
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Frequently asked questions about flying from Hamilton, Ontario to Washington, D.C. Reagan-National Airport

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

    There are 542.4 km between Hamilton and Washington, D.C. Reagan-National. 13h 18m is a normal flight duration for this route.

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

    Prices for flights from Hamilton Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

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

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Gaithersburg
Arlington
Fairfax
National Harbor
Fredericksburg
Herndon
Woodbridge
Silver Spring
Falls Church
Rockville
McLean
Tysons

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Hamilton to Washington, D.C. flights to just show those with flexible booking policies.

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

Once you have performed a search for Hamilton to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Hamilton and alert you when they change.

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