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Cheap flights from Hamilton to Seattle from C$ 267

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 23/7. 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.
YHM — SEA
29 Apr — 6 May1
1 adult
Mon 29/4
Mon 6/5

Cheap flight deals from Hamilton to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hamilton (YHM) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 24 April 2024.

Round-trip from

C$ 410

One-way from

C$ 408
From Hamilton to Seattle/Tacoma Intl
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One-way flight from Hamilton to Seattle/Tacoma Intl
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What is the cheapest day to fly round-trip from Hamilton, Ontario to Seattle?

Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 14% on your flight compared to booking on days when demand is much higher.

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

Users have found that booking a flight from Hamilton, Ontario to Seattle at least 60 days early can save you up to 97% on average compared to booking a flight this week. If booking 60 days before your flight isn’t an option for you, users have found flights from Hamilton, Ontario to Seattle for as little as C$ 731 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$ 1,043 for flights departing within the next 3 days.

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

Our data shows that January tends to be the cheapest month to fly to Seattle from Hamilton, Ontario. Users have commonly found prices around C$ 659 for the month, but tickets can be as low as C$ 433. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Hamilton, Ontario to Seattle (YHM - SEA)?

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

Cheap WestJet flights from Hamilton to Seattle

Explore cheap flight options specifically provided by WestJet for the route between Hamilton and Seattle. 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 509,488 searches. Data last updated 24 April 2024.
Tue 9/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Wed 17/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 24/4C$ 487
Mon 15/76:00 a.m.YHM - SEA
1 stop17h 21mWestJet
Fri 19/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 24/4C$ 524
Thu 18/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Mon 22/77:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Deal found 23/4C$ 535
Wed 29/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Mon 3/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 23/4C$ 545
Tue 9/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Wed 17/76:15 p.m.SEA - YHM
1 stop27h 00mWestJet
Deal found 24/4C$ 554
Sun 21/76:00 a.m.YHM - SEA
1 stop17h 21mWestJet
Wed 24/77:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Deal found 23/4C$ 561
Sat 13/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Sun 21/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 23/4C$ 609
Mon 8/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Tue 16/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 24/4C$ 631
Sat 13/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Sun 21/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 23/4C$ 632

Cheap Hamilton to Seattle flights in April & May 2024

Find cheap flight options from Hamilton to Seattle specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 509,488 searches. Prices were last updated on 24 April 2024.
Wed 29/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Mon 3/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 23/4C$ 545
Fri 24/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Sun 26/57:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 23/4C$ 675
Fri 24/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Mon 27/57:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 24/4C$ 699
Sun 19/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Sun 26/57:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 24/4C$ 706
Mon 27/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Mon 10/63:30 p.m.SEA - YHM
2 stops21h 45mWestJet
Deal found 23/4C$ 719
Sun 19/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Sun 26/57:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 23/4C$ 724
Thu 9/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Sun 12/57:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 22/4C$ 727
Mon 20/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Mon 27/57:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 23/4C$ 753
Tue 14/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Sun 19/57:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 23/4C$ 775

Hamilton to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Hamilton and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 509,488 searches. Data last updated 24 April 2024.
Tue 9/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Wed 17/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 24/4C$ 487
Wed 24/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Fri 26/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 23/4C$ 490
Tue 13/86:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Tue 27/81:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 24/4C$ 501
Mon 1/76:00 a.m.YHM - SEA
1 stop14h 21mWestJet
Tue 16/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 24/4C$ 523
Mon 15/76:00 a.m.YHM - SEA
1 stop17h 21mWestJet
Fri 19/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 24/4C$ 524
Thu 18/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Mon 22/77:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Deal found 23/4C$ 535
Wed 29/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Mon 3/67:00 a.m.SEA - YHM
1 stop7h 15mWestJet
Deal found 23/4C$ 545
Mon 1/76:00 a.m.YHM - SEA
1 stop14h 21mWestJet
Wed 17/71:50 p.m.SEA - YHM
1 stop7h 25mWestJet
Deal found 24/4C$ 550
Sun 25/86:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Sat 31/87:00 a.m.SEA - YHM
1 stop14h 15mWestJet
Deal found 23/4C$ 553

Hamilton to Seattle flights leaving soon

Find last-minute flight options from Hamilton to Seattle 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 509,488 searches. Data last updated 24 April 2024.
Sun 28/47:05 a.m.YHM - SEA
2 stops18h 30mMultiple Airlines
Tue 30/41:50 p.m.SEA - YHM
1 stop24h 25mMultiple Airlines
Deal found 23/4C$ 1,403
Fri 26/47:35 a.m.YHM - SEA
2 stops28h 10mMultiple Airlines
Sun 28/41:50 p.m.SEA - YHM
1 stop24h 25mMultiple Airlines
Deal found 24/4C$ 1,437
Mon 29/46:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Wed 1/51:50 p.m.SEA - YHM
1 stop24h 25mWestJet
Deal found 24/4C$ 1,478
Fri 26/47:35 a.m.YHM - SEA
2 stops28h 10mMultiple Airlines
Sat 27/41:50 p.m.SEA - YHM
1 stop24h 25mMultiple Airlines
Deal found 24/4C$ 1,681
Sun 28/47:05 a.m.YHM - SEA
2 stops19h 15mMultiple Airlines
Tue 30/49:20 p.m.SEA - YHM
2 stops16h 55mMultiple Airlines
Deal found 23/4C$ 1,937
Thu 25/44:10 p.m.YHM - SEA
1 stop23h 44mMultiple Airlines
Sun 28/411:45 p.m.SEA - YHM
2 stops12h 31mMultiple Airlines
Deal found 24/4C$ 2,532
Fri 26/47:35 a.m.YHM - SEA
2 stops28h 10mMultiple Airlines
Mon 29/41:50 p.m.SEA - YHM
1 stop24h 25mMultiple Airlines
Deal found 24/4C$ 3,089

One-way flights to Seattle from Hamilton

Search for one-way flight options from Hamilton to Seattle. 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 509,488 searches. Data last updated 24 April 2024.
Tue 23/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Deal found 23/4C$ 267
Sat 27/76:00 a.m.YHM - SEA
1 stop9h 56mWestJet
Deal found 24/4C$ 270
Wed 21/86:00 a.m.YHM - SEA
1 stop17h 21mWestJet
Deal found 23/4C$ 304
Mon 12/86:00 a.m.YHM - SEA
1 stop17h 21mWestJet
Deal found 24/4C$ 305
Thu 15/86:00 a.m.YHM - SEA
1 stop14h 21mWestJet
Deal found 23/4C$ 307
Mon 19/86:00 a.m.YHM - SEA
1 stop14h 21mWestJet
Deal found 24/4C$ 308
Mon 2/96:00 a.m.YHM - SEA
2 stops11h 46mWestJet
Deal found 23/4C$ 311
Wed 14/86:00 a.m.YHM - SEA
1 stop14h 21mWestJet
Deal found 23/4C$ 313
Thu 30/56:05 p.m.YHM - SEA
1 stop21h 51mWestJet
Deal found 23/4C$ 316

Find flights from Hamilton to Seattle within your budget

Customize your flight search to find flights from Hamilton to Seattle 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 509,488 searches. Data last updated 24 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 487 - C$ 1,403

Route

Depart

Return

Price

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Tue 9/7

1 stop9h 56m

Seattle/Tacoma Intl

Wed 17/7

1 stop7h 25m

C$ 487

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Mon 15/7

1 stop17h 21m

Seattle/Tacoma Intl

Fri 19/7

1 stop7h 25m

C$ 524

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Thu 18/7

1 stop9h 56m

Seattle/Tacoma Intl

Mon 22/7

1 stop14h 15m

C$ 535

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Wed 29/5

1 stop21h 51m

Seattle/Tacoma Intl

Mon 3/6

1 stop7h 15m

C$ 545

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Tue 9/7

1 stop9h 56m

Seattle/Tacoma Intl

Wed 17/7

1 stop27h 00m

C$ 554

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Sun 21/7

1 stop17h 21m

Seattle/Tacoma Intl

Wed 24/7

1 stop14h 15m

C$ 561

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Sat 13/7

1 stop9h 56m

Seattle/Tacoma Intl

Sun 21/7

1 stop7h 25m

C$ 609

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Mon 8/7

1 stop9h 56m

Seattle/Tacoma Intl

Tue 16/7

1 stop7h 25m

C$ 631

HamiltonSeattle/Tacoma Intl

YHM - SEA

YHMSEA

Hamilton

Sun 28/4

2 stops18h 30m

Seattle/Tacoma Intl

Tue 30/4

1 stop24h 25m

C$ 1,403

Flights are sorted by cheapest first

Deals found on 24/4

When is the cheapest time to fly from Hamilton, Ontario to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Hamilton to Seattle. Price data was last updated on 21 April 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Hamilton, Ontario to Seattle flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Seattle by month

Plan your trip from Hamilton to Seattle by taking into account the cheapest months to travel. The average price of a one-way flight from Hamilton to Seattle is currently C$ 300 while a round-trip flight costs C$ 650. Price data was last updated on 21 April 2024.

Currently, October is the cheapest month in which you can book a flight from Hamilton, Ontario to Seattle (average of C$ 299). Flying from Hamilton, Ontario to Seattle in August is currently the most expensive (average of C$ 432). 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.

January

C$ 452

February

C$ 461

March

C$ 579

April

C$ 576

May

C$ 438

June

C$ 490

July

C$ 571

August

C$ 591

September

C$ 554

October

C$ 409

November

C$ 428

December

C$ 486

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

SEA

Temperature

5 - 19 °C

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated 24 April 2024.
WestJet
7.5
Good
2,991 reviews
Check prices

Boarding

7.7

Food

6.5

Crew

8.2

Overall

7.5

Entertainment

6.5

Comfort

7.3

Reviews

1 / 10

Flights good. Our original flight from Halifax to Toronto was delayed 4 days Unacceptable We flew with Air Canada a picked up original flight in Toronto Cost extra $500 Maybe Westjet could give us a voucher or pay for this inconvenience. Thank You. Garry Barkman

WestJet
7.5
Good
2,991 reviews
WestJet
7.5
Good
2,991 reviews
Check prices

Boarding

7.7

Food

6.5

Crew

8.2

Overall

7.5

Entertainment

6.5

Comfort

7.3

Reviews

1 / 10

Flights good. Our original flight from Halifax to Toronto was delayed 4 days Unacceptable We flew with Air Canada a picked up original flight in Toronto Cost extra $500 Maybe Westjet could give us a voucher or pay for this inconvenience. Thank You. Garry Barkman

Air Canada
7.0
Good
6,857 reviews
WestJet
7.5
Good
2,991 reviews
Check prices

Boarding

7.7

Food

6.5

Crew

8.2

Overall

7.5

Entertainment

6.5

Comfort

7.3

Reviews

1 / 10

Flights good. Our original flight from Halifax to Toronto was delayed 4 days Unacceptable We flew with Air Canada a picked up original flight in Toronto Cost extra $500 Maybe Westjet could give us a voucher or pay for this inconvenience. Thank You. Garry Barkman

Related info for your journey

Find useful and relevant information for your journey from Hamilton to Seattle. 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 Hamilton, Ontario to Seattle for under C$ 500 on Cheapflights?

    Yes, there are multiple flights from Hamilton, Ontario to Seattle for under C$ 500. The cheapest flight booked recently is on WestJet for just C$ 487, but on average you can expect to pay C$ 638.

  • Are there last-minute flights available from Hamilton, Ontario to Seattle for under C$ 1,500?

    There are currently 7+ open flights from Hamilton, Ontario to Seattle within the next 7 days for less than C$ 1,500.

  • What is the cheapest airline to fly from Hamilton, Ontario to Seattle round-trip?

    Cheapflights users have booked flights from Hamilton, Ontario to Seattle round-trip from C$ 487.

  • What does YHM to SEA mean?

    Hamilton Airport is YHM and Seattle/Tacoma Intl Airport is SEA. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

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

    The amount of baggage you can bring on your Hamilton to Seattle 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 Hamilton to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Hamilton to Seattle 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 Hamilton to Seattle that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Hamilton to Seattle 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 Hamilton to Seattle that allow pets onboard?

    Many airlines flying from Hamilton to Seattle 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 Hamilton to Seattle?

    Yes, you can often find last-minute deals on Hamilton to Seattle 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 Hamilton, Ontario to Seattle flight deals updated?

    The Hamilton, Ontario to Seattle flight deals you see on this page were last updated on 24/4.

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.

Top airline flying from Hamilton to Seattle

Discover the top airline that operate flights from Hamilton to Seattle. 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 509,488 searches. Data last updated 24 April 2024.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 552AverageC$ 641FlexibilityNo cancel feeOn-time60%
Search WestJet flights
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Search flights from Hamilton to Seattle by cabin class

Find flights from Hamilton to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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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 Seattle?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hamilton to Seattle. 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 Hamilton to Seattle?

Cheapflights helps you find that perfect flight to Seattle from Hamilton 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 Hamilton to Seattle with no change fees?

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

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

Yes! Start tracking prices for Hamilton to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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