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Cheap flights from Hamilton, ON to Washington from C$ 202

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
YHM — SEA
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hamilton to Washington

Enter your travel dates to find the best prices.

Cheapest flights from Hamilton to Washington
Explore the most affordable flight options available from Hamilton to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 December 2025.

Mon 22/126:10 p.m.YHM - SEA
2 stops16h 10mWestJet
Sat 3/15:30 p.m.SEA - YHM
2 stops20h 47mWestJet
Deal found 12/12C$ 1,081
Mon 22/126:10 p.m.YHM - SEA
2 stops16h 10mWestJet
Thu 1/11:30 p.m.SEA - YHM
2 stops20h 52mWestJet
Deal found 12/12C$ 1,092
Sun 14/126:10 p.m.YHM - SEA
1 stop23h 10mWestJet
Wed 17/123:10 p.m.SEA - YHM
1 stop23h 07mWestJet
Deal found 13/12C$ 1,106
Mon 22/126:10 p.m.YHM - SEA
2 stops16h 10mWestJet
Fri 2/19:55 p.m.SEA - YHM
2 stops40h 22mWestJet
Deal found 12/12C$ 1,118
Mon 22/126:10 p.m.YHM - SEA
2 stops16h 10mWestJet
Thu 25/129:25 a.m.SEA - YHM
2 stops24h 57mWestJet
Deal found 15/12C$ 1,122
Sun 21/126:10 p.m.YHM - SEA
2 stops16h 10mWestJet
Sat 3/17:45 p.m.SEA - YHM
2 stops18h 32mWestJet
Deal found 12/12C$ 1,128
Sun 21/126:10 p.m.YHM - SEA
2 stops16h 10mWestJet
Thu 1/11:30 p.m.SEA - YHM
2 stops20h 52mWestJet
Deal found 12/12C$ 1,139
Tue 30/128:15 a.m.YHM - PDX
2 stops11h 12mMultiple Airlines
Fri 2/16:14 a.m.PDX - YHM
2 stops14h 41mMultiple Airlines
Deal found 13/12C$ 2,081

Find flight deals from Hamilton to Washington

Keep the following information in mind while searching for Hamilton to Washington flight deals. Data was last updated 15 December 2025.

Round-trip from

C$ 336

One-way from

C$ 202

Popular in

December

Cheapest in

February

Average price

C$ 618
WestJet
  • WestJet
  • 28/1-4/2
  • 2 total stops
  • 46h 16m total
  • Hamilton to Washington
Search Deals
WestJet
  • WestJet
  • 24/3
  • 1 total stop
  • 11h 29m total
  • Hamilton to Washington
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hamilton to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 December 2025.
Use the filters below to find and compare flights from Hamilton to Washington that are best for you.

Fly from

Hamilton

Fly to

Washington

Route

Depart

Return

Price

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 28/1

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

1 stop23h 10m

Seattle/Tacoma Intl

Wed 4/2

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

1 stop23h 06m

C$ 336

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 13/5

6:00 a.m.-8:28 p.m.

1 stop17h 28m

Seattle/Tacoma Intl

Sun 17/5

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

1 stop14h 35m

C$ 346

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sat 23/5

6:00 a.m.-1:08 p.m.

1 stop10h 08m

Seattle/Tacoma Intl

Sun 31/5

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

1 stop14h 35m

C$ 346

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Mon 12/1

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

1 stop23h 10m

Seattle/Tacoma Intl

Wed 14/1

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

1 stop23h 07m

C$ 346

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Thu 16/4

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

1 stop23h 09m

Seattle/Tacoma Intl

Tue 21/4

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

1 stop23h 06m

C$ 365

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Thu 26/3

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

1 stop23h 09m

Seattle/Tacoma Intl

Sun 29/3

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

1 stop23h 06m

C$ 365

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sat 23/5

6:00 a.m.-1:08 p.m.

1 stop10h 08m

Seattle/Tacoma Intl

Tue 2/6

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

1 stop14h 35m

C$ 373

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Thu 22/1

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

1 stop23h 10m

Seattle/Tacoma Intl

Sun 25/1

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

1 stop23h 07m

C$ 508

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sat 17/1

6:30 p.m.-9:31 a.m.

2 stops18h 01m

Seattle/Tacoma Intl

Wed 21/1

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

1 stop10h 10m

C$ 538

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sat 17/1

8:15 a.m.-7:16 p.m.

1 stop14h 01m

Seattle/Tacoma Intl

Sat 24/1

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

1 stop10h 10m

C$ 563

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

Showing 1-10 of 31 results
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Best time to book a flight from Hamilton to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Hamilton with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Hamilton to Washington

What is the cheapest month to book a flight from Hamilton, Ontario to State of Washington?

Currently, December is the cheapest month in which you can book a flight from Hamilton, Ontario to State of Washington (average of C$ 183). Flying from Hamilton, Ontario to State of Washington in June is currently the most expensive (average of C$ 343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YHM to WA?

Find hourly flight availability from Hamilton to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 December 2025.

When flying from Hamilton, Ontario to State of Washington, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 22% versus a flight in the evening.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated 15 December 2025.
Check out reviews from past customers who have flown with WestJet from Hamilton to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,202 reviews
Check prices

Entertainment

6.1

Comfort

7.1

Crew

7.9

Boarding

7.4

Overall

7.2

Food

6.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,202 reviews
WestJet
7.2
Good
3,202 reviews
Check prices

Entertainment

6.1

Comfort

7.1

Crew

7.9

Boarding

7.4

Overall

7.2

Food

6.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

Find useful and relevant information for your journey from Hamilton to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Hamilton to Washington?

    For a flight from Hamilton to Washington, you will be flying from Hamilton. Hamilton (YHM) is just 10.9 km from the centre of the city.

  • How long is the flight from Hamilton, Ontario to State of Washington?

    There are many flights that can get you from Hamilton, Ontario to State of Washington in 23h 10m. Fly via WestJet to get the fastest option. The distance from Hamilton, Ontario to State of Washington is about 3304 km.

  • What are the most popular routes from Hamilton, Ontario to State of Washington?

    When deciding which route to take from Hamilton, Ontario to State of Washington consider Hamilton - Seattle/Tacoma Intl, Hamilton - Portland or Hamilton - Wenatchee Pangborn Field as they are the most popular.

  • Can I find deals for flights from Hamilton to Washington that include hotel bookings?

    Yes. In addition to deals on Hamilton to Washington flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Hamilton to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hamilton to Washington.

  • Can I find deals for business class flights from Hamilton to Washington?

    Yes. Cheapflights offers flight deals from Hamilton to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Hamilton, Ontario to State of Washington?

    Currently, December is the cheapest month in which you can book a flight from Hamilton, Ontario to State of Washington (average of C$ 183). Flying from Hamilton, Ontario to State of Washington in June is currently the most expensive (average of C$ 343). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Hamilton to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Hamilton to Washington

Discover the top airline that operate flights from Hamilton to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 December 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 214AverageC$ 391FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Hamilton to Washington?

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Why should you use Cheapflights to find cheap flight tickets from Hamilton to Washington?

Millions of users choose and trust Cheapflights to book the best flight deals from Hamilton to Washington for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Hamilton to Washington with no change fees?

Need flexible booking options for your flight to Washington from Hamilton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Hamilton to Washington become cheaper?

Yes, Cheapflights offers price alerts on Hamilton to Washington flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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