In terms of precipitation, rainfall in Hamilton, Ontario ranges from 2.3 - 4.0 inches per month. July is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Hamilton, Ontario when rainfall is around 2.3 in.

If weather is an important factor for your trip to Hamilton, Ontario, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

How far in advance should I book a flight from State of Washington to Hamilton, Ontario?

Users have found that booking a flight from State of Washington to Hamilton, Ontario at least 49 days early can save you up to 112% on average compared to booking a flight this week. If booking 49 days before your flight isn’t an option for you, users have found flights from State of Washington to Hamilton, Ontario for as little as $510 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $719 for flights departing within the next 3 days.

What is the cheapest month to fly from State of Washington to Hamilton, Ontario?

January can be a great time to fly to Hamilton, Ontario from State of Washington with a flight ticket averaging about $414. Cheapflights users have found deals in the month of January for as cheap as $128. The most expensive prices can be found in the month of June.

What is the cheapest time of day to fly from WA to YHM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Hamilton, Ontario as you normally would.

What airport do you fly into for flights to Hamilton from Washington?

Hamilton (YHM), located 6.8 mi from the city center, is the airport you fly into when you book flights from Washington to Hamilton.

Can I find deals for flights from Washington to Hamilton that include hotel bookings?

Yes. In addition to deals on Washington to Hamilton flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington to Hamilton?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Hamilton.

Can I find deals for business class flights from Washington to Hamilton?

Yes. Cheapflights offers flight deals from Washington to Hamilton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$140+ Flights from Washington to Hamilton, ON

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Cheap flight deals from Washington to Hamilton

Round-trip from	$294 (Gotogate)
One-way from	$140 (KAYAK)
Popular in	June
Cheapest in	January
Average price	$490

From Washington to Hamilton

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One-way flight from Washington to Hamilton

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Highest demand for flights based on searches. 13% potential increase in price ($63 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Washington to Hamilton

Cheapest flights from Washington to Hamilton
Explore the most affordable flight options available from Washington to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Tue 8/262:05 pmSEA - YHM

1 stop7h 36mWestJet

Tue 9/26:00 amYHM - SEA

1 stop9h 59mWestJet

Deal found 7/29

$294

Fri 9/121:15 pmSEA - YHM

1 stop7h 33mMultiple Airlines

Fri 9/192:55 pmYHM - SEA

2 stops10h 21mMultiple Airlines

Deal found 7/29

$353

Fri 9/126:00 amGEG - YHM

2 stops15h 40mWestJet

Fri 9/196:00 amYHM - GEG

2 stops11h 49mWestJet

Deal found 7/29

$939

Best flights from Washington to Hamilton
Discover carefully curated flight deals from Washington to Hamilton that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Tue 8/262:05 pmSEA - YHM

1 stop7h 36mWestJet

Tue 9/26:00 amYHM - SEA

1 stop9h 59mWestJet

Deal found 7/29

$294

Fri 9/121:15 pmSEA - YHM

1 stop7h 33mMultiple Airlines

Fri 9/192:55 pmYHM - SEA

2 stops10h 21mMultiple Airlines

Deal found 7/29

$353

Fri 9/126:00 amGEG - YHM

2 stops15h 40mWestJet

Fri 9/196:00 amYHM - GEG

2 stops11h 49mWestJet

Deal found 7/29

$939

Last-minute flights from Washington to Hamilton
Discover last-minute flight deals from Washington to Hamilton. Data last updated July 30, 2025 and is based on user searches.

Fri 8/81:50 pmSEA - YHM

1 stop7h 51mWestJet

Fri 8/226:00 amYHM - SEA

1 stop9h 58mWestJet

Deal found 7/29

$672

Fri 8/87:10 amSEA - YHM

1 stop9h 44mMultiple Airlines

Mon 8/116:00 amYHM - SEA

1 stop9h 58mMultiple Airlines

Deal found 7/28

$821

Tue 8/1211:14 amGEG - YHM

2 stops10h 27mWestJet

Tue 8/266:00 amYHM - GEG

2 stops11h 45mWestJet

Deal found 7/30

$1,186

Fri 8/221:15 pmSEA - YHM

1 stop7h 33mMultiple Airlines

Mon 8/256:00 amYHM - SEA

1 stop9h 58mMultiple Airlines

Deal found 7/27

$418

Tue 8/262:05 pmSEA - YHM

1 stop7h 36mWestJet

Tue 9/26:00 amYHM - SEA

1 stop9h 59mWestJet

Deal found 7/29

$294

One-way flights from Washington to Hamilton
Search for one-way flight options from Washington to Hamilton. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Wed 8/271:50 pmSEA - YHM

1 stop7h 51mWestJet

Deal found 7/28

$140

Wed 9/38:40 amSEA - YHM

2 stops12h 08mMultiple Airlines

Deal found 7/27

$167

Wed 9/36:10 amGEG - YHM

2 stops15h 30mWestJet

Deal found 7/30

$445

Fly from

Fly to

Route

Depart

Return

Price

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 8/26

2:05 pm-12:41 am

1 stop7h 36m

Hamilton

Tue 9/2

6:00 am-12:59 pm

1 stop9h 59m

$294

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Fri 9/12

1:15 pm-11:48 pm

1 stop7h 33m

Hamilton

Fri 9/19

2:55 pm-10:16 pm

2 stops10h 21m

$353

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Fri 9/12

6:00 am-12:40 am

2 stops15h 40m

Hamilton

Fri 9/19

6:00 am-2:49 pm

2 stops11h 49m

$939

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 8/27

1:50 pm-12:41 am

1 stop7h 51m

$140

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 9/3

8:40 am-11:48 pm

2 stops12h 08m

$167

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Wed 9/3

6:10 am-12:40 am

2 stops15h 30m

$445

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Washington to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from Washington with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Hamilton

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Hamilton

See what other customers who have flown with WestJet from Washington to Hamilton have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

WestJet

7.2

Good

2,975 reviews

Reviews

1 / 20

10.0

Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

WestJet

7.2

Good

2,975 reviews

WestJet

7.2

Good

2,975 reviews

Reviews

1 / 20

10.0

Excellent

Sugith,Jan 2025

CUN - YYZ

On time departure. Good service on board. Comfort Plus seating was comfortable.

Related info for your journey

What airport do you fly into for flights to Hamilton from Washington?
Hamilton (YHM), located 6.8 mi from the city center, is the airport you fly into when you book flights from Washington to Hamilton.
Can I find deals for flights from Washington to Hamilton that include hotel bookings?
Yes. In addition to deals on Washington to Hamilton flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Hamilton?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Hamilton.
Can I find deals for business class flights from Washington to Hamilton?
Yes. Cheapflights offers flight deals from Washington to Hamilton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Philadelphia to Pearson Intl flights

Midway to Toronto Island flights

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Fort Lauderdale to Pierre Elliott Trudeau Intl flights

George Bush Intcntl to Pearson Intl flights

Philadelphia to Pierre Elliott Trudeau Intl flights

LaGuardia to Toronto Island flights

Miami to Pearson Intl flights

Los Angeles to Toronto Island flights

Baltimore to Pierre Elliott Trudeau Intl flights

O'Hare Intl to Toronto Island flights

Minneapolis to Pearson Intl flights

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Complete your trip

Toronto Pearson Intl Airport car rentals

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$140+ Cheap flights from Washington to Hamilton, ON (YHM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Washington to Hamilton with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Washington to Hamilton

Keep the following information in mind while searching for Washington to Hamilton flight deals. Data was last updated July 30, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Washington to Hamilton

Cheapest flights from Washington to HamiltonExplore the most affordable flight options available from Washington to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Washington to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Hamilton that are best for you.

Best time to book a flight from Washington to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to Hamilton

Reviews of airlines servicing Hamilton

See what other customers who have flown with WestJet from Washington to Hamilton have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington to Hamilton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Hamilton from Washington?

Can I find deals for flights from Washington to Hamilton that include hotel bookings?

How can I find direct flights from Washington to Hamilton?

Can I find deals for business class flights from Washington to Hamilton?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Hamilton

See prices for flight routes from nearby airports that may be better suited for you.

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Cheapest flights from Washington to Hamilton
Explore the most affordable flight options available from Washington to Hamilton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.