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 6h 06m, 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$ 171 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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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

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$ 370WestJet

Thu, 2 Apr - Mon, 6 Apr

7:05 a.m. - 5:10 p.m.

SEA

YHM

7h 05m1 stop

6:10 p.m. - 8:28 p.m.

YHM

SEA

29h 18m1 stop

C$ 372WestJet

Tue, 12 May - Sun, 17 May

7:05 a.m. - 5:10 p.m.

SEA

YHM

7h 05m1 stop

6:10 p.m. - 1:08 p.m.

YHM

SEA

21h 58m1 stop

C$ 383WestJet

Tue, 5 May - Fri, 15 May

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$ 385WestJet

Tue, 10 Feb - Mon, 16 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$ 406WestJet

Wed, 11 Feb - Wed, 25 Mar

3:10 p.m. - 1:22 p.m.

SEA

YHM

19h 12m1 stop

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

YHM

SEA

23h 10m1 stop

C$ 408WestJet

Thu, 22 Jan - Sun, 25 Jan

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$ 424WestJet

Thu, 9 Apr - Sun, 12 Apr

7:05 a.m. - 5:10 p.m.

SEA

YHM

7h 05m1 stop

6:10 p.m. - 8:28 p.m.

YHM

SEA

29h 18m1 stop

C$ 465WestJet

Tue, 12 May - Sun, 17 May

8:03 a.m. - 11:18 p.m.

SEA

YHM

12h 15m1 stop

6:10 p.m. - 12:20 p.m.

YHM

SEA

21h 10m1 stop

C$ 537Multiple Airlines

Mon, 18 May - Mon, 1 Jun

5:45 a.m. - 10:18 p.m.

GEG

YHM

13h 33m2 stops

8:15 a.m. - 11:04 p.m.

YHM

GEG

17h 49m2 stops

C$ 832Multiple Airlines

Wed, 4 Feb - Wed, 11 Feb

WestJet flights from State of Washington to Hamilton, Ontario

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

WestJet

2 Apr

SEA3:10 p.m.Seattle/Tacoma Intl

19h 11m

1 stop

YHM1:21 p.m.Hamilton

6 Apr

YHM6:10 p.m.Hamilton

23h 09m

1 stop

SEA2:19 p.m.Seattle/Tacoma Intl

C$ 370

Find similar

WestJet

12 May

SEA7:05 a.m.Seattle/Tacoma Intl

7h 05m

1 stop

YHM5:10 p.m.Hamilton

17 May

YHM6:10 p.m.Hamilton

29h 18m

1 stop

SEA8:28 p.m.Seattle/Tacoma Intl

C$ 372

Find similar

WestJet

5 May

SEA7:05 a.m.Seattle/Tacoma Intl

7h 05m

1 stop

YHM5:10 p.m.Hamilton

15 May

YHM6:10 p.m.Hamilton

21h 58m

1 stop

SEA1:08 p.m.Seattle/Tacoma Intl

C$ 383

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

Thu 2/4

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

1 stop19h 11m

Hamilton

Mon 6/4

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

1 stop23h 09m

C$ 370

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 12/5

7:05 a.m.-5:10 p.m.

1 stop7h 05m

Hamilton

Sun 17/5

6:10 p.m.-8:28 p.m.

1 stop29h 18m

C$ 372

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 5/5

7:05 a.m.-5:10 p.m.

1 stop7h 05m

Hamilton

Fri 15/5

6:10 p.m.-1:08 p.m.

1 stop21h 58m

C$ 383

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 10/2

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

1 stop23h 06m

Hamilton

Mon 16/2

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

1 stop23h 09m

C$ 385

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 11/2

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

1 stop23h 06m

Hamilton

Wed 25/3

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

1 stop23h 09m

C$ 406

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 22/1

3:10 p.m.-1:22 p.m.

1 stop19h 12m

Hamilton

Sun 25/1

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

1 stop23h 10m

C$ 408

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 9/4

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

1 stop19h 11m

Hamilton

Sun 12/4

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

1 stop23h 09m

C$ 424

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 12/5

7:05 a.m.-5:10 p.m.

1 stop7h 05m

Hamilton

Sun 17/5

6:10 p.m.-8:28 p.m.

1 stop29h 18m

C$ 465

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Mon 18/5

8:03 a.m.-11:18 p.m.

1 stop12h 15m

Hamilton

Mon 1/6

6:10 p.m.-12:20 p.m.

1 stop21h 10m

C$ 537

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Wed 4/2

5:45 a.m.-10:18 p.m.

2 stops13h 33m

Hamilton

Wed 11/2

8:15 a.m.-11:04 p.m.

2 stops17h 49m

C$ 832

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 56% 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

Fastest flight time	10h 15m
Direct flights	None

The fastest flight from State of Washington to Hamilton, Ontario takes 10h 15m

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.