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Cheap flights from Hamilton, ON to Washington from C$ 173

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
YHM — SEA
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap 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 September 2025.

Round-trip from

C$ 274

One-way from

C$ 173

Popular in

December

Cheapest in

February

Average price

C$ 548
WestJet
  • WestJet
  • 4/10-11/10
  • 2 total stops
  • 18h 00m total
  • Hamilton to Washington
Search Deals
WestJet
  • WestJet
  • 20/10
  • 1 total stop
  • 9h 59m total
  • Hamilton to Washington
Search Deals
High demand for flights, 7% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Hamilton to Washington

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 September 2025.

Sat 27/96:00 a.m.YHM - PDX
1 stop10h 04mWestJet
Sun 12/101:45 p.m.PDX - YHM
1 stop7h 55mWestJet
Deal found 13/9C$ 277
Tue 21/106:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Fri 24/101:50 p.m.SEA - YHM
1 stop7h 50mWestJet
Deal found 13/9C$ 282
Mon 20/106:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Fri 24/101:50 p.m.SEA - YHM
1 stop7h 50mWestJet
Deal found 15/9C$ 285
Wed 15/106:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Wed 22/101:50 p.m.SEA - YHM
1 stop7h 50mWestJet
Deal found 15/9C$ 287
Wed 15/106:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Thu 23/101:50 p.m.SEA - YHM
1 stop7h 50mWestJet
Deal found 15/9C$ 317
Thu 2/106:00 a.m.YHM - PDX
1 stop10h 05mWestJet
Sun 5/101:45 p.m.PDX - YHM
1 stop7h 55mWestJet
Deal found 13/9C$ 332
Thu 23/106:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Sun 26/103:10 p.m.SEA - YHM
1 stop23h 07mWestJet
Deal found 13/9C$ 335
Sat 25/106:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Sun 2/113:10 p.m.SEA - YHM
1 stop23h 07mWestJet
Deal found 13/9C$ 345
Wed 15/106:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Fri 24/101:50 p.m.SEA - YHM
1 stop7h 50mWestJet
Deal found 15/9C$ 347
Sat 27/96:00 a.m.YHM - SEA
1 stop16h 21mWestJet
Tue 30/97:05 a.m.SEA - YHM
1 stop14h 35mWestJet
Deal found 13/9C$ 368
Tue 21/106:00 a.m.YHM - SEA
1 stop9h 59mMultiple Airlines
Fri 24/108:40 a.m.SEA - YHM
2 stops12h 08mMultiple Airlines
Deal found 15/9C$ 378
Wed 29/106:10 p.m.YHM - SEA
1 stop23h 10mWestJet
Wed 5/113:10 p.m.SEA - YHM
1 stop23h 07mWestJet
Deal found 13/9C$ 386

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 September 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

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Sat 27/9

6:00 a.m.-1:04 p.m.

1 stop10h 04m

Portland

Sun 12/10

1:45 p.m.-12:40 a.m.

1 stop7h 55m

C$ 277

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Sat 4/10

6:00 a.m.-1:05 p.m.

1 stop10h 05m

Portland

Sun 12/10

1:45 p.m.-12:40 a.m.

1 stop7h 55m

C$ 277

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Tue 21/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Fri 24/10

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

1 stop7h 50m

C$ 282

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 15/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Wed 22/10

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

1 stop7h 50m

C$ 282

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 15/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Thu 23/10

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

1 stop7h 50m

C$ 317

HamiltonPortland

YHM - PDX

YHMPDX

Hamilton

Thu 2/10

6:00 a.m.-1:05 p.m.

1 stop10h 05m

Portland

Sun 5/10

1:45 p.m.-12:40 a.m.

1 stop7h 55m

C$ 332

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Thu 23/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Sun 26/10

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

1 stop23h 07m

C$ 335

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Sat 25/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Sun 2/11

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

1 stop23h 07m

C$ 345

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 15/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Fri 24/10

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

1 stop7h 50m

C$ 347

HamiltonSeattle

YHM - SEA

YHMSEA

Hamilton

Wed 15/10

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

1 stop9h 59m

Seattle/Tacoma Intl

Mon 20/10

2:05 p.m.-12:40 a.m.

1 stop7h 35m

C$ 347

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

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, January is the cheapest month in which you can book a flight from Hamilton, Ontario to State of Washington (average of C$ 262). Flying from Hamilton, Ontario to State of Washington in December is currently the most expensive (average of C$ 353). 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 September 2025.

When flying from Hamilton, Ontario to State of Washington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 2025.
Check out reviews from past customers who have flown with WestJet and Air Canada 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
3,091 reviews
Check prices

Boarding

7.4

Entertainment

6.1

Food

6.2

Comfort

7.1

Overall

7.2

Crew

7.9

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
3,091 reviews
WestJet
7.2
Good
3,091 reviews
Check prices

Boarding

7.4

Entertainment

6.1

Food

6.2

Comfort

7.1

Overall

7.2

Crew

7.9

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Air Canada
7.1
Good
10,000 reviews
WestJet
7.2
Good
3,091 reviews
Check prices

Boarding

7.4

Entertainment

6.1

Food

6.2

Comfort

7.1

Overall

7.2

Crew

7.9

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 10h 04m. Fly via WestJet to get the fastest option. The distance from Hamilton, Ontario to State of Washington is about 3359 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, January is the cheapest month in which you can book a flight from Hamilton, Ontario to State of Washington (average of C$ 262). Flying from Hamilton, Ontario to State of Washington in December is currently the most expensive (average of C$ 353). 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 2 airlines flying from Hamilton to Washington

Discover the top 2 airlines 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 September 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 215AverageC$ 520FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 389AverageC$ 681FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Hamilton to Washington via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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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