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 Spokane, and flying into Hamilton, Ontario, then you can expect flight times to average 4h 35m and 8h 03m, 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$ 176 Cheap Flights from Washington to Hamilton in 2025/26

1 adult

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Find the cheapest flights from Washington to Toronto

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Cheap round-trip flights

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3:10 p.m. - 5:17 p.m.SEA-YHM

23h 07m1 stop

6:10 p.m. - 2:19 p.m.YHM-SEA

23h 09m1 stop

C$ 413WestJet

Find Deal

Tue, 20 Jan - Sun, 1 Mar

3:10 p.m. - 1:21 p.m.SEA-YHM

19h 11m1 stop

6:10 p.m. - 2:19 p.m.YHM-SEA

23h 09m1 stop

C$ 415WestJet

Find Deal

Thu, 19 Feb - Mon, 23 Feb

3:10 p.m. - 5:16 p.m.SEA-YHM

23h 06m1 stop

6:10 p.m. - 2:19 p.m.YHM-SEA

23h 09m1 stop

C$ 416WestJet

Find Deal

Wed, 25 Mar - Sun, 29 Mar

5:50 a.m. - 7:00 p.m.SEA-YHM

10h 10m1 stop

8:15 a.m. - 10:46 p.m.YHM-SEA

17h 31m1 stop

C$ 523Multiple Airlines

Find Deal

Wed, 3 Dec - Wed, 10 Dec

3:10 p.m. - 1:21 p.m.SEA-YHM

19h 11m1 stop

8:15 a.m. - 2:19 p.m.YHM-SEA

33h 04m3 stops

C$ 550Multiple Airlines

Find Deal

Thu, 19 Feb - Mon, 23 Feb

3:10 p.m. - 5:16 p.m.SEA-YHM

23h 06m1 stop

6:10 p.m. - 10:21 a.m.YHM-SEA

19h 11m2 stops

C$ 553WestJet

Find Deal

Wed, 25 Mar - Sun, 29 Mar

3:20 p.m. - 5:17 p.m.SEA-YHM

22h 57m1 stop

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

23h 10m1 stop

C$ 567WestJet

Find Deal

Sat, 29 Nov - Wed, 3 Dec

3:10 p.m. - 5:17 p.m.SEA-YHM

23h 07m1 stop

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

23h 10m1 stop

C$ 571WestJet

Find Deal

Tue, 25 Nov - Wed, 3 Dec

3:10 p.m. - 5:17 p.m.SEA-YHM

23h 07m1 stop

8:15 a.m. - 10:22 a.m.YHM-SEA

29h 07m2 stops

C$ 585Multiple Airlines

Find Deal

Tue, 25 Nov - Sat, 29 Nov

11:10 p.m. - 7:00 p.m.SEA-YHM

16h 50m1 stop

8:15 a.m. - 8:38 p.m.YHM-SEA

15h 23m1 stop

C$ 703Multiple Airlines

Find Deal

Thu, 4 Dec - Sun, 7 Dec

WestJet flights from State of Washington to Hamilton, Ontario

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

WestJet

20 Jan

SEA3:10 p.m.Seattle/Tacoma Intl

23h 07m

1 stop

YHM5:17 p.m.Hamilton

1 Mar

YHM6:10 p.m.Hamilton

23h 09m

1 stop

SEA2:19 p.m.Seattle/Tacoma Intl

C$ 413

Find similar

WestJet

19 Feb

SEA3:10 p.m.Seattle/Tacoma Intl

19h 11m

1 stop

YHM1:21 p.m.Hamilton

23 Feb

YHM6:10 p.m.Hamilton

23h 09m

1 stop

SEA2:19 p.m.Seattle/Tacoma Intl

C$ 415

Find similar

WestJet

25 Mar

SEA3:10 p.m.Seattle/Tacoma Intl

23h 06m

1 stop

YHM5:16 p.m.Hamilton

29 Mar

YHM6:10 p.m.Hamilton

23h 09m

1 stop

SEA2:19 p.m.Seattle/Tacoma Intl

C$ 416

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

Tue 20/1

3:10 p.m.-5:17 p.m.

1 stop23h 07m

Hamilton

Sun 1/3

6:10 p.m.-2:19 p.m.

1 stop23h 09m

C$ 413

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 19/2

3:10 p.m.-1:21 p.m.

1 stop19h 11m

Hamilton

Mon 23/2

6:10 p.m.-2:19 p.m.

1 stop23h 09m

C$ 415

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 25/3

3:10 p.m.-5:16 p.m.

1 stop23h 06m

Hamilton

Sun 29/3

6:10 p.m.-2:19 p.m.

1 stop23h 09m

C$ 416

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 3/12

5:50 a.m.-7:00 p.m.

1 stop10h 10m

Hamilton

Wed 10/12

8:15 a.m.-10:46 p.m.

1 stop17h 31m

C$ 523

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 19/2

3:10 p.m.-1:21 p.m.

1 stop19h 11m

Hamilton

Mon 23/2

8:15 a.m.-2:19 p.m.

3 stops33h 04m

C$ 550

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 25/3

3:10 p.m.-5:16 p.m.

1 stop23h 06m

Hamilton

Sun 29/3

6:10 p.m.-10:21 a.m.

2 stops19h 11m

C$ 553

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sat 29/11

3:20 p.m.-5:17 p.m.

1 stop22h 57m

Hamilton

Wed 3/12

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

1 stop23h 10m

C$ 567

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 25/11

3:10 p.m.-5:17 p.m.

1 stop23h 07m

Hamilton

Wed 3/12

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

1 stop23h 10m

C$ 571

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 25/11

3:10 p.m.-5:17 p.m.

1 stop23h 07m

Hamilton

Sat 29/11

8:15 a.m.-10:22 a.m.

2 stops29h 07m

C$ 585

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 4/12

11:10 p.m.-7:00 p.m.

1 stop16h 50m

Hamilton

Sun 7/12

8:15 a.m.-8:38 p.m.

1 stop15h 23m

C$ 703

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 WestJet 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 47% 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.