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

Prices for flights from Hamilton Airport to Washington are refreshed on a daily basis.

How many operators does momondo search for flights from Hamilton Airport to Washington?

The number of operators available for flights from Hamilton Airport to Washington is 1 as of February 2026.

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

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 Hamilton Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 225 Cheap Flights from Hamilton to Washington in 2026

1 adult

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Find the cheapest flights from Hamilton, Ontario to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:50 a.m. - 2:19 p.m.

YHM

SEA

11h 29m

1 stop

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

SEA

YHM

23h 06m

1 stop

C$ 388WestJet

Tue, 3 Mar - Tue, 10 Mar

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

YHM

SEA

23h 09m

1 stop

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

SEA

YHM

23h 06m

1 stop

C$ 389WestJet

Sun, 1 Mar - Sun, 8 Mar

6:10 p.m. - 6:45 p.m.

YHM

SEA

27h 35m

1 stop

7:35 p.m. - 5:15 p.m.

SEA

YHM

18h 40m

1 stop

C$ 393WestJet

Fri, 8 May - Sat, 16 May

6:10 p.m. - 9:40 a.m.

YHM

SEA

18h 30m

1 stop

7:35 p.m. - 5:15 p.m.

SEA

YHM

18h 40m

1 stop

C$ 395WestJet

Wed, 6 May - Fri, 8 May

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

YHM

SEA

23h 09m

1 stop

7:35 p.m. - 5:15 p.m.

SEA

YHM

18h 40m

1 stop

C$ 396WestJet

Wed, 22 Apr - Tue, 28 Apr

6:10 p.m. - 9:40 a.m.

YHM

SEA

18h 30m

1 stop

7:35 p.m. - 5:15 p.m.

SEA

YHM

18h 40m

1 stop

C$ 399WestJet

Tue, 28 Apr - Wed, 29 Apr

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

YHM

SEA

23h 09m

1 stop

7:35 p.m. - 5:15 p.m.

SEA

YHM

18h 40m

1 stop

C$ 498WestJet

Wed, 22 Apr - Wed, 10 Jun

6:10 p.m. - 9:40 a.m.

YHM

SEA

18h 30m

1 stop

7:35 p.m. - 5:15 p.m.

SEA

YHM

18h 40m

1 stop

C$ 500WestJet

Sat, 30 May - Wed, 10 Jun

8:15 a.m. - 1:46 p.m.

YHM

PDX

8h 31m

1 stop

10:30 a.m. - 11:35 p.m.

PDX

YHM

10h 05m

1 stop

C$ 773Multiple Airlines

Thu, 19 Mar - Thu, 26 Mar

8:15 a.m. - 1:46 p.m.

YHM

PDX

8h 31m

1 stop

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

PDX

YHM

10h 00m

2 stops

C$ 815Multiple Airlines

Thu, 9 Apr - Mon, 13 Apr

WestJet flights from Hamilton, Ontario to State of Washington

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

WestJet

3 Mar

YHM5:50 a.m.Hamilton

11h 29m

1 stop

SEA2:19 p.m.Seattle/Tacoma Intl

10 Mar

SEA3:10 p.m.Seattle/Tacoma Intl

23h 06m

1 stop

YHM5:16 p.m.Hamilton

C$ 388

WestJet

1 Mar

YHM6:10 p.m.Hamilton

23h 09m

1 stop

SEA2:19 p.m.Seattle/Tacoma Intl

8 Mar

SEA3:10 p.m.Seattle/Tacoma Intl

23h 06m

1 stop

YHM5:16 p.m.Hamilton

C$ 389

WestJet

8 May

YHM6:10 p.m.Hamilton

27h 35m

1 stop

SEA6:45 p.m.Seattle/Tacoma Intl

14 May

SEA7:35 p.m.Seattle/Tacoma Intl

18h 40m

1 stop

YHM5:15 p.m.Hamilton

C$ 393

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Tue 3/3

5:50 a.m.-2:19 p.m.

1 stop11h 29m

Seattle/Tacoma Intl

Tue 10/3

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

1 stop23h 06m

C$ 388

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sun 1/3

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

1 stop23h 09m

Seattle/Tacoma Intl

Sun 8/3

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

1 stop23h 06m

C$ 389

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Fri 8/5

6:10 p.m.-6:45 p.m.

1 stop27h 35m

Seattle/Tacoma Intl

Sat 16/5

7:35 p.m.-5:15 p.m.

1 stop18h 40m

C$ 393

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 6/5

6:10 p.m.-9:40 a.m.

1 stop18h 30m

Seattle/Tacoma Intl

Fri 8/5

7:35 p.m.-5:15 p.m.

1 stop18h 40m

C$ 395

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 22/4

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

1 stop23h 09m

Seattle/Tacoma Intl

Tue 28/4

7:35 p.m.-5:15 p.m.

1 stop18h 40m

C$ 396

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Tue 28/4

6:10 p.m.-9:40 a.m.

1 stop18h 30m

Seattle/Tacoma Intl

Wed 29/4

7:35 p.m.-5:15 p.m.

1 stop18h 40m

C$ 399

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 22/4

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

1 stop23h 09m

Seattle/Tacoma Intl

Wed 10/6

7:35 p.m.-5:15 p.m.

1 stop18h 40m

C$ 498

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sat 30/5

6:10 p.m.-9:40 a.m.

1 stop18h 30m

Seattle/Tacoma Intl

Wed 10/6

7:35 p.m.-5:15 p.m.

1 stop18h 40m

C$ 500

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Thu 19/3

8:15 a.m.-1:46 p.m.

1 stop8h 31m

Portland

Thu 26/3

10:30 a.m.-11:35 p.m.

1 stop10h 05m

C$ 773

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Thu 9/4

8:15 a.m.-1:46 p.m.

1 stop8h 31m

Portland

Mon 13/4

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

2 stops10h 00m

C$ 815

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 Hamilton, Ontario to State of Washington

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 airline that flies from Hamilton to Washington?

WestJet is the most popular carrier operating from Hamilton to Washington

Which airlines fly to State of Washington?

Alaska Airlines, Air Canada and WestJet are the top three most popular airlines that fly to State of Washington from Hamilton, Ontario according to our data. Alaska Airlines is the first choice among our users, with 37% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 6 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

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

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

Fastest flight time	8h 31m
Direct flights	None

The fastest flight from Hamilton, Ontario to State of Washington takes 8h 31m

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

Search flight deals

When did momondo last update prices for flights from Hamilton Airport to Washington?
Prices for flights from Hamilton Airport to Washington are refreshed on a daily basis.
How many operators does momondo search for flights from Hamilton Airport to Washington?
The number of operators available for flights from Hamilton Airport to Washington is 1 as of February 2026.
How old do you have to be to fly from Hamilton Airport to Washington?
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 Hamilton Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Hamilton, Ontario to State of Washington

Compare and see reviews for airlines that fly from Hamilton, Ontario to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 212	Free Cancellation	Rating 7.2 3,255 reviews		Search WestJet flights

Why use momondo?

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

It is quick and easy to find Hamilton to Washington flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington that suits you.

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

Flights from Hamilton to Washington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Hamilton to Washington flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Hamilton to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.