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 39% 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.

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 2 as of October 2025.

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$ 185 Cheap Flights from Hamilton to Washington in 2025/26

1 adult

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Find the cheapest flights from Hamilton, Ontario to Washington

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

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

9h 59m1 stop

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

7h 50m1 stop

C$ 304WestJet

Find Deal

Mi, 22 Okt - Fr, 24 Okt

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

9h 59m1 stop

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

23h 07m1 stop

C$ 347WestJet

Find Deal

Sa, 25 Okt - So, 2 Nov

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

9h 59m1 stop

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

7h 50m1 stop

C$ 349WestJet

Find Deal

Mi, 22 Okt - Do, 23 Okt

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

9h 59m1 stop

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

23h 07m1 stop

C$ 351WestJet

Find Deal

Sa, 25 Okt - So, 2 Nov

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

9h 59m1 stop

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

23h 07m1 stop

C$ 430WestJet

Find Deal

Sa, 25 Okt - So, 2 Nov

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

23h 10m1 stop

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

22h 57m1 stop

C$ 442WestJet

Find Deal

So, 2 Nov - Sa, 8 Nov

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

23h 10m1 stop

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

23h 07m1 stop

C$ 455WestJet

Find Deal

So, 9 Nov - Di, 18 Nov

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

23h 10m1 stop

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

22h 57m1 stop

C$ 496WestJet

Find Deal

So, 23 Nov - Sa, 6 Dez

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

9h 59m1 stop

11:55 a.m. - 11:47 p.m.SEA-YHM

32h 52m2 stops

C$ 506Multiple Airlines

Find Deal

Sa, 25 Okt - So, 2 Nov

8:15 a.m. - 2:31 p.m.YHM-SEA

9h 16m1 stop

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

10h 10m1 stop

C$ 523Multiple Airlines

Find Deal

Sa, 8 Nov - Di, 11 Nov

WestJet flights from Hamilton, Ontario to State of Washington

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

WestJet

22 Oct

YHM6:00 a.m.Hamilton

9h 59m

1 stop

SEA12:59 p.m.Seattle/Tacoma Intl

24 Oct

SEA1:50 p.m.Seattle/Tacoma Intl

7h 50m

1 stop

YHM12:40 a.m.Hamilton

C$ 304

Find similar

WestJet

25 Oct

YHM6:00 a.m.Hamilton

9h 59m

1 stop

SEA12:59 p.m.Seattle/Tacoma Intl

2 Nov

SEA3:10 p.m.Seattle/Tacoma Intl

23h 07m

1 stop

YHM5:17 p.m.Hamilton

C$ 347

Find similar

WestJet

22 Oct

YHM6:00 a.m.Hamilton

9h 59m

1 stop

SEA12:59 p.m.Seattle/Tacoma Intl

23 Oct

SEA1:50 p.m.Seattle/Tacoma Intl

7h 50m

1 stop

YHM12:40 a.m.Hamilton

C$ 349

Find similar

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

Mi 22/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Fr 24/10

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

1 stop7h 50m

C$ 304

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sa 25/10

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

1 stop9h 59m

Seattle/Tacoma Intl

So 2/11

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

1 stop23h 07m

C$ 347

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Mi 22/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Do 23/10

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

1 stop7h 50m

C$ 349

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sa 25/10

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

1 stop9h 59m

Seattle/Tacoma Intl

So 2/11

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

1 stop23h 07m

C$ 351

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sa 25/10

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

1 stop9h 59m

Seattle/Tacoma Intl

So 2/11

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

1 stop23h 07m

C$ 430

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

So 2/11

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

1 stop23h 10m

Seattle/Tacoma Intl

Sa 8/11

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

1 stop22h 57m

C$ 442

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

So 9/11

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

1 stop23h 10m

Seattle/Tacoma Intl

Di 18/11

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

1 stop23h 07m

C$ 455

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

So 23/11

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

1 stop23h 10m

Seattle/Tacoma Intl

Sa 6/12

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

1 stop22h 57m

C$ 496

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sa 25/10

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

1 stop9h 59m

Seattle/Tacoma Intl

So 2/11

11:55 a.m.-11:47 p.m.

2 stops32h 52m

C$ 506

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sa 8/11

8:15 a.m.-2:31 p.m.

1 stop9h 16m

Seattle/Tacoma Intl

Di 11/11

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

1 stop10h 10m

C$ 523

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

Prices

Airlines

What is the cheapest day to depart on your flight to State of Washington?

On average, the least expensive day to fly to State of Washington from Hamilton, Ontario is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 380. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to State of Washington on Saturday is C$ 625.

What is the cheapest time of day to depart on your flight to State of Washington?

According to our data, the cheapest time of day to fly to State of Washington is at noon. momondo users have found flights departing from Hamilton, Ontario to State of Washington at noon for as low as C$ 470. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are C$ 584 on average. Flights to State of Washington from Hamilton, Ontario in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

Direct flights	None

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 2 as of October 2025.
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$ 217	Free Cancellation	Rating 7.2 3,114 reviews		Search WestJet flights
Air Canada	PriceFrom C$ 392	Free Cancellation	Rating 7.1 10,000 reviews		Search Air Canada 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.

An easier way to manage your State of Washington trip

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Cheap flights from Hamilton, Ontario to Washington from C$ 185

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hamilton, Ontario to Washington departing on 22/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Filter for what you want

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WestJet flights from Hamilton, Ontario to State of Washington

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

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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 day to depart on your flight to State of Washington?

What is the cheapest time of day to depart on your flight to State of Washington?

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?

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

Direct flights

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

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

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

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

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

Why use momondo?

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

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

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

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

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington

Popular Cities in Washington

Popular flights according to clicks in the last 7 days on momondo