How long does it take to fly to Hamilton, Ontario?

If you’re flying from a popular airport in State of Washington, such as Seattle or Bellingham, and flying into Hamilton, Ontario, then you can expect flight times to average 4h 38m and 6h 45m, respectively.

When did momondo last update prices for flights from Washington to Hamilton Airport?

Prices for flights from Washington to Hamilton Airport refresh daily.

How old do you have to be to fly from Washington 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 to Hamilton Airport.

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

The necessary travel and health documents for your Hamilton 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.

C$ 109 Cheap Flights from Washington to Hamilton in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Washington to Toronto

Round-trip

One-way

Last minute

Cheap round-trip flights

1:50 p.m. - 12:40 a.m.SEA-YHM

7h 50m1 stop

6:00 a.m. - 12:59 p.m.YHM-SEA

9h 59m1 stop

C$ 299WestJet

Find Deal

Fri, 17 Oct - Tue, 21 Oct

2:05 p.m. - 12:40 a.m.SEA-YHM

7h 35m1 stop

6:00 a.m. - 12:59 p.m.YHM-SEA

9h 59m1 stop

C$ 305WestJet

Find Deal

Tue, 14 Oct - Tue, 21 Oct

1:50 p.m. - 12:40 a.m.SEA-YHM

7h 50m1 stop

6:00 a.m. - 12:59 p.m.YHM-SEA

9h 59m1 stop

C$ 332WestJet

Find Deal

Sat, 11 Oct - Tue, 21 Oct

8:40 a.m. - 12:40 a.m.SEA-YHM

13h 00m1 stop

6:00 a.m. - 12:59 p.m.YHM-SEA

9h 59m1 stop

C$ 341WestJet

Find Deal

Sun, 12 Oct - Tue, 21 Oct

1:50 p.m. - 12:40 a.m.SEA-YHM

7h 50m1 stop

6:00 a.m. - 12:59 p.m.YHM-SEA

9h 59m1 stop

C$ 349WestJet

Find Deal

Sat, 11 Oct - Mon, 20 Oct

1:50 p.m. - 12:40 a.m.SEA-YHM

7h 50m1 stop

6:10 p.m. - 2:20 p.m.YHM-SEA

23h 10m1 stop

C$ 352WestJet

Find Deal

Thu, 23 Oct - Sun, 26 Oct

7:05 a.m. - 12:40 a.m.SEA-YHM

14h 35m1 stop

6:00 a.m. - 12:59 p.m.YHM-SEA

9h 59m1 stop

C$ 356WestJet

Find Deal

Tue, 21 Oct - Sat, 25 Oct

8:40 a.m. - 12:40 a.m.SEA-YHM

13h 00m1 stop

6:00 a.m. - 12:59 p.m.YHM-SEA

9h 59m1 stop

C$ 358WestJet

Find Deal

Sun, 12 Oct - Tue, 21 Oct

8:40 a.m. - 12:40 a.m.SEA-YHM

13h 00m1 stop

5:45 p.m. - 12:59 p.m.YHM-SEA

22h 14m2 stops

C$ 419

Find Deal

Sun, 12 Oct - Tue, 21 Oct

8:40 a.m. - 9:19 p.m.SEA-YHM

9h 39m1 stop

7:05 a.m. - 7:21 p.m.YHM-SEA

15h 16m3 stops

C$ 426

Find Deal

Sun, 12 Oct - Tue, 21 Oct

WestJet flights from State of Washington to Hamilton, Ontario

Our best WestJet deals on State of Washington to Hamilton, Ontario flight tickets

WestJet

17 Oct

SEA1:50 p.m.Seattle/Tacoma Intl

7h 50m

1 stop

YHM12:40 a.m.Hamilton

21 Oct

YHM6:00 a.m.Hamilton

9h 59m

1 stop

SEA12:59 p.m.Seattle/Tacoma Intl

C$ 299

Find similar

WestJet

14 Oct

SEA2:05 p.m.Seattle/Tacoma Intl

7h 35m

1 stop

YHM12:40 a.m.Hamilton

21 Oct

YHM6:00 a.m.Hamilton

9h 59m

1 stop

SEA12:59 p.m.Seattle/Tacoma Intl

C$ 305

Find similar

WestJet

11 Oct

SEA1:50 p.m.Seattle/Tacoma Intl

7h 50m

1 stop

YHM12:40 a.m.Hamilton

21 Oct

YHM6:00 a.m.Hamilton

9h 59m

1 stop

SEA12:59 p.m.Seattle/Tacoma Intl

C$ 332

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Fri 17/10

1:50 p.m.-12:40 a.m.

1 stop7h 50m

Hamilton

Tue 21/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

C$ 299

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 14/10

2:05 p.m.-12:40 a.m.

1 stop7h 35m

Hamilton

Tue 21/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

C$ 305

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sat 11/10

1:50 p.m.-12:40 a.m.

1 stop7h 50m

Hamilton

Tue 21/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

C$ 332

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sun 12/10

8:40 a.m.-12:40 a.m.

1 stop13h 00m

Hamilton

Tue 21/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

C$ 340

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sat 11/10

1:50 p.m.-12:40 a.m.

1 stop7h 50m

Hamilton

Mon 20/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

C$ 349

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 23/10

1:50 p.m.-12:40 a.m.

1 stop7h 50m

Hamilton

Sun 26/10

6:10 p.m.-2:20 p.m.

1 stop23h 10m

C$ 352

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 21/10

7:05 a.m.-12:40 a.m.

1 stop14h 35m

Hamilton

Sat 25/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

C$ 356

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sun 12/10

8:40 a.m.-12:40 a.m.

1 stop13h 00m

Hamilton

Tue 21/10

6:00 a.m.-12:59 p.m.

1 stop9h 59m

C$ 358

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sun 12/10

8:40 a.m.-12:40 a.m.

1 stop13h 00m

Hamilton

Tue 21/10

5:45 p.m.-12:59 p.m.

2 stops22h 14m

C$ 419

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sun 12/10

8:40 a.m.-9:19 p.m.

1 stop9h 39m

Hamilton

Tue 21/10

7:05 a.m.-7:21 p.m.

3 stops15h 16m

C$ 426

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington 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

Airlines

Other information

What is the cheapest airline that flies from Washington to Hamilton?

WestJet is the most popular carrier operating from Washington to Hamilton

Which airlines fly to Hamilton, Ontario?

Alaska Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to Hamilton, Ontario from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Hamilton, Ontario. Keep in mind that there are 4 different airlines that fly to Hamilton, Ontario on a routine basis, so you have a few additional options to choose from.

Cheap State of Washington to Hamilton, Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Hamilton, Ontario

Direct flights	None

There are no direct flights from State of Washington to Hamilton, Ontario. There are no popular flight routes from State of Washington to Hamilton, Ontario.

Search flight deals

When did momondo last update prices for flights from Washington to Hamilton Airport?
Prices for flights from Washington to Hamilton Airport refresh daily.
How old do you have to be to fly from Washington 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 to Hamilton Airport.
What documentation or ID do you need to fly to Hamilton Airport?
The necessary travel and health documents for your Hamilton 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.

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Hamilton?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Hamilton from Washington.

Can I find flights from Washington to Hamilton with flexible booking policies on momondo?

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

How can momondo help me find flights from Washington to Hamilton?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Hamilton.

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

Yes momondo offers price alerts on flights to Hamilton from Washington. 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.