Find flights
Airlines
FAQs

Cheap flights from Seattle to Hamilton from C$ 229

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 25/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEA — YHM
6 Jun — 13 Jun1
1 adult
Thu 6/6
Thu 13/6

How far in advance should I book a flight from Seattle to Hamilton, Ontario?

Users have found that booking a flight from Seattle to Hamilton, Ontario at least 27 days early can save you up to 88% on average compared to booking a flight this week. If booking 27 days before your flight isn’t an option for you, users have found flights from Seattle to Hamilton, Ontario for as little as C$ 972 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as C$ 1,025 for flights departing within the next 3 days.

What is the cheapest month to fly from Seattle to Hamilton, Ontario?

November is one of the best times of the year to fly to Hamilton, Ontario from Seattle. Prices for November average C$ 816 per person but you can even find prices for as low as C$ 292. The most expensive prices can be found in the month of December. Opting for a November flight can save you 5% on your journey compared to booking in December

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Hamilton, Ontario as you normally would.

Cheap WestJet flights from Seattle to Hamilton

Explore cheap flight options specifically provided by WestJet for the route between Seattle and Hamilton. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 420,726 searches. Data last updated 1 June 2024.
Wed 18/97:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Thu 26/96:00 a.m.YHM - SEA
2 stops11h 48mWestJet
Deal found 31/5C$ 527
Wed 18/97:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Thu 26/96:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Deal found 31/5C$ 531
Sat 14/97:00 a.m.SEA - YHM
1 stop7h 01mWestJet
Sat 21/96:05 p.m.YHM - SEA
2 stops23h 43mWestJet
Deal found 31/5C$ 538
Sat 14/97:00 a.m.SEA - YHM
1 stop7h 01mWestJet
Sat 21/96:05 p.m.YHM - SEA
1 stop29h 21mWestJet
Deal found 31/5C$ 545
Wed 21/81:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Thu 22/86:00 a.m.YHM - SEA
1 stop17h 21mWestJet
Deal found 1/6C$ 571
Fri 27/97:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Sun 29/96:05 p.m.YHM - SEA
2 stops23h 43mWestJet
Deal found 1/6C$ 590
Mon 16/91:50 p.m.SEA - YHM
1 stop7h 28mWestJet
Mon 23/96:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 31/5C$ 597
Tue 17/97:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Fri 20/96:05 p.m.YHM - SEA
1 stop29h 21mWestJet
Deal found 31/5C$ 598
Fri 6/91:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Mon 9/96:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 1/6C$ 609

Cheap Seattle to Hamilton flights in June & July 2024

Find cheap flight options from Seattle to Hamilton specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 420,726 searches. Prices were last updated on 1 June 2024.
Tue 11/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Wed 12/66:05 p.m.YHM - SEA
1 stop29h 15mWestJet
Deal found 1/6C$ 715
Sat 15/68:47 a.m.SEA - YHM
3 stops26h 33mMultiple Airlines
Wed 19/67:15 a.m.YHM - SEA
1 stop8h 41mMultiple Airlines
Deal found 1/6C$ 717
Sat 29/67:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Sat 6/76:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Deal found 1/6C$ 721
Tue 11/67:00 a.m.SEA - YHM
1 stop7h 15mMultiple Airlines
Wed 12/67:15 a.m.YHM - SEA
3 stops28h 17mMultiple Airlines
Deal found 1/6C$ 736
Wed 5/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Wed 12/67:15 a.m.YHM - SEA
1 stop16h 05mWestJet
Deal found 31/5C$ 739
Wed 12/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Thu 13/66:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 1/6C$ 740
Sat 29/67:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Sat 6/76:00 p.m.YHM - SEA
2 stops23h 46mWestJet
Deal found 1/6C$ 747
Sat 29/67:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Sat 6/76:00 p.m.YHM - SEA
2 stops23h 46mWestJet
Deal found 1/6C$ 782
Fri 28/63:30 p.m.SEA - YHM
2 stops29h 45mWestJet
Tue 2/76:00 a.m.YHM - SEA
1 stop14h 22mWestJet
Deal found 1/6C$ 797

Seattle to Hamilton 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Hamilton in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 420,726 searches. Data last updated 1 June 2024.
Tue 27/81:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Tue 10/96:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Deal found 1/6C$ 507
Wed 18/91:50 p.m.SEA - YHM
1 stop7h 28mWestJet
Thu 26/96:00 a.m.YHM - SEA
2 stops11h 48mWestJet
Deal found 1/6C$ 527
Wed 18/91:50 p.m.SEA - YHM
1 stop7h 28mWestJet
Thu 26/96:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Deal found 1/6C$ 531
Wed 21/81:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Thu 22/86:00 a.m.YHM - SEA
1 stop17h 21mWestJet
Deal found 1/6C$ 571
Thu 26/97:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Sun 29/96:05 p.m.YHM - SEA
2 stops23h 43mWestJet
Deal found 1/6C$ 590
Fri 30/87:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Mon 2/96:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Deal found 1/6C$ 597
Tue 17/97:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Fri 20/96:05 p.m.YHM - SEA
1 stop29h 21mWestJet
Deal found 1/6C$ 598
Fri 6/91:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Mon 9/96:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 1/6C$ 609
Wed 3/71:50 p.m.SEA - YHM
1 stop7h 26mWestJet
Wed 10/76:00 a.m.YHM - SEA
1 stop9h 59mWestJet
Deal found 1/6C$ 616

Seattle to Hamilton flights leaving soon

Find last-minute flight options from Seattle to Hamilton for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 420,726 searches. Data last updated 1 June 2024.
Tue 11/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Wed 12/66:05 p.m.YHM - SEA
1 stop29h 15mWestJet
Deal found 1/6C$ 715
Tue 11/67:00 a.m.SEA - YHM
1 stop7h 15mMultiple Airlines
Wed 12/67:15 a.m.YHM - SEA
3 stops28h 17mMultiple Airlines
Deal found 1/6C$ 736
Sun 9/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Wed 12/66:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 1/6C$ 902
Fri 7/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Tue 11/67:15 a.m.YHM - SEA
1 stop8h 41mWestJet
Deal found 1/6C$ 920
Tue 11/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Tue 18/67:15 a.m.YHM - SEA
1 stop8h 41mWestJet
Deal found 31/5C$ 1,060
Fri 7/63:30 p.m.SEA - YHM
2 stops22h 45mWestJet
Tue 11/67:15 a.m.YHM - SEA
1 stop8h 41mWestJet
Deal found 1/6C$ 1,087
Fri 7/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Mon 17/66:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 31/5C$ 1,136
Fri 7/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Tue 18/66:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 31/5C$ 1,146
Fri 7/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Sat 15/66:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 31/5C$ 1,224

One-way flights to Hamilton from Seattle

Search for one-way flight options from Seattle to Hamilton. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 420,726 searches. Data last updated 1 June 2024.
Wed 25/97:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Deal found 31/5C$ 229
Fri 13/97:00 a.m.SEA - YHM
1 stop7h 01mWestJet
Deal found 30/5C$ 232
Wed 18/91:50 p.m.SEA - YHM
1 stop7h 28mWestJet
Deal found 31/5C$ 233
Wed 26/61:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 31/5C$ 240
Mon 14/101:50 p.m.SEA - YHM
1 stop7h 28mWestJet
Deal found 31/5C$ 247
Fri 20/97:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Deal found 31/5C$ 248
Mon 14/101:50 p.m.SEA - YHM
1 stop7h 28mWestJet
Deal found 1/6C$ 249
Sun 6/107:00 a.m.SEA - YHM
1 stop7h 13mWestJet
Deal found 31/5C$ 264
Thu 5/97:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Deal found 1/6C$ 267

Find flights from Seattle to Hamilton within your budget

Customize your flight search to find flights from Seattle to Hamilton 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 420,726 searches. Data last updated 1 June 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 527 - C$ 777

Route

Depart

Return

Price

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 18/9

1 stop7h 13m

Hamilton

Thu 26/9

2 stops11h 48m

C$ 527

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 18/9

1 stop7h 13m

Hamilton

Thu 26/9

1 stop9h 56m

C$ 531

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sat 14/9

1 stop7h 01m

Hamilton

Sat 21/9

2 stops23h 43m

C$ 538

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sat 14/9

1 stop7h 01m

Hamilton

Sat 21/9

1 stop29h 21m

C$ 545

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Wed 21/8

1 stop7h 25m

Hamilton

Thu 22/8

1 stop17h 21m

C$ 571

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Fri 27/9

1 stop7h 13m

Hamilton

Sun 29/9

2 stops23h 43m

C$ 590

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Fri 21/6

2 stops24h 16m

Hamilton

Mon 24/6

1 stop9h 56m

C$ 638

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Tue 11/6

1 stop7h 15m

Hamilton

Wed 12/6

3 stops28h 17m

C$ 736

Seattle/Tacoma IntlHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Sat 15/6

3 stops20h 29m

Hamilton

Wed 19/6

1 stop8h 41m

C$ 777

Flights are sorted by cheapest first

Deals found on 31/5

No data available for this route at this time. Please check back soon.

Best time to book a flight from Seattle to Hamilton

Have a flexible travel schedule? Discover the best time to fly to Hamilton from Seattle 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.

Reviews of airlines servicing Hamilton

Get insights into the airlines that provide service to Hamilton. 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 Hamilton. Reviews last updated 1 June 2024.
WestJet
7.5
Good
2,861 reviews
Check prices

Food

6.4

Entertainment

6.4

Boarding

7.7

Comfort

7.3

Overall

7.5

Crew

8.1

Reviews

1 / 10

System was down and the line on the check in counter was very slow.

WestJet
7.5
Good
2,861 reviews
WestJet
7.5
Good
2,861 reviews
Check prices

Food

6.4

Entertainment

6.4

Boarding

7.7

Comfort

7.3

Overall

7.5

Crew

8.1

Reviews

1 / 10

System was down and the line on the check in counter was very slow.

Related info for your journey

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

  • Can I find flights from Seattle to Hamilton, Ontario for under C$ 600 on Cheapflights?

    Yes, there are multiple flights from Seattle to Hamilton, Ontario for under C$ 600. The cheapest flight booked recently is on WestJet for just C$ 527, but on average you can expect to pay C$ 630.

  • Are there last-minute flights available from Seattle to Hamilton, Ontario for under C$ 800?

    There are currently 12+ open flights from Seattle to Hamilton, Ontario within the next 7 days for less than C$ 800.

  • What does SEA to YHM mean?

    This is defined as Seattle/Tacoma Intl Airport (SEA) and Hamilton Airport (YHM). Codes like Hamilton Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Seattle to Hamilton that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Hamilton flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Hamilton with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Hamilton flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from Seattle to Hamilton that allow pets onboard?

    Many airlines flying from Seattle to Hamilton offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Hamilton?

    Yes, you can often find last-minute deals on Seattle to Hamilton flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Hamilton, Ontario flight deals updated?

    The Seattle to Hamilton, Ontario flight deals you see on this page were last updated on 1/6.

  • What is the cheapest month to book a flight from Seattle to Hamilton, Ontario?

    Currently, October is the cheapest month in which you can book a flight from Seattle to Hamilton, Ontario (average of C$ 165). Flying from Seattle to Hamilton, Ontario in July is currently the most expensive (average of C$ 293). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Toronto to Kolkata flights
Canada to Morocco flights
Windsor, Ontario to Ottawa flights
Kelowna to Toronto flights
Toronto to Vancouver flights
Toronto to Hong Kong flights
Toronto to Costa Rica flights
Winnipeg to Las Vegas flights
Montreal to Rome flights
Canada to Philippines flights
Vancouver to Alaska flights
Seattle to Halifax flights

Search flights from Seattle to Hamilton by cabin class

Find flights from Seattle to Hamilton, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Zakynthos Dionsios Salomos
Flights to Saint Peter Jersey
Flights to Ibague
Flights to Monrovia Roberts Intl
Flights to Dawson City
Flights to Maracaibo La Chinita
Flights to Dalaman
Flights to Naxos
Flights to Montgomery Dannelly Field
Flights to Suceava Salcea
Flights to Nador
Flights to Fayetteville
Flights to Tampico Gen F Javier Mina
Flights to Sioux Falls Joe Foss Field
Flights to General Santos Intl
Flights to Grand Junction Regnl
Flights to Sulaymaniyah Int.
Flights to Traverse City Cherry Capital
Flights to Tofino Long Beach
Flights to Niagara Falls
Flights to Butuan
Flights to Samarkand
Flights to Churchill
Flights to Arcata Eureka

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 Seattle to Hamilton?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Seattle to Hamilton. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Hamilton from Seattle by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes! Cheapflights helps users easily find flights from Seattle to Hamilton with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines