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$162+ Cheap flights from Halifax (YHZ) to Seattle (SEA)

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 5/4. Fares are subject to change and may not be available on all flights or dates of travel.
YHZ — SEA
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Halifax to Seattle

Cheapest flights from Halifax to Seattle
Explore the most affordable flight options available from Halifax to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This WestJet deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/108:20 am
YHZ
-
SEA
1 stop9h 59m
WestJet
Wed 3/113:10 pm
SEA
-
YHZ
2 stops10h 52m
WestJet
Deal found 1/26$271
This Air Canada deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/105:35 am
YHZ
-
SEA
2 stops13h 26m
Air Canada
Wed 3/118:00 pm
SEA
-
YHZ
2 stops11h 04m
Air Canada
Deal found 1/24$339
This Air Canada deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:55 am
YHZ
-
SEA
1 stop14h 21m
Air Canada
Wed 3/188:10 am
SEA
-
YHZ
1 stop10h 16m
Air Canada
Deal found 1/25$364
This Delta deal was found by Cheapflights users on 1/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/108:20 am
YHZ
-
SEA
1 stop9h 59m
Delta
Wed 3/113:10 pm
SEA
-
YHZ
1 stop12h 18m
Delta
Deal found 1/24$378
This United Airlines deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1111:55 am
YHZ
-
SEA
2 stops15h 04m
United Airlines
Wed 3/188:10 am
SEA
-
YHZ
1 stop10h 16m
United Airlines
Deal found 1/25$411
This FlightHub deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2210:00 am
YHZ
-
SEA
2 stops14h 28m
WestJet
Tue 6/307:35 pm
SEA
-
YHZ
1 stop8h 35m
WestJet
Deal found 1/25$456
This oojo deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/238:15 pm
YHZ
-
SEA
2 stops28h 13m
WestJet
Wed 7/17:05 am
SEA
-
YHZ
1 stop8h 05m
WestJet
Deal found 1/25$459
This oojo deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:00 am
YHZ
-
SEA
2 stops14h 28m
WestJet
Thu 9/172:05 pm
SEA
-
YHZ
2 stops12h 35m
WestJet
Deal found 1/26$462

Find flight deals from Halifax to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Halifax (YHZ) 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$271
(WestJet)

One-way from

$162
(oojo)

Popular in

October

Cheapest in

February

Average price

$444
Provider with most accurate pricing for Halifax Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Halifax Intl-Seattle/Tacoma Intl flights.
Search Deals
From Halifax Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Halifax Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Halifax 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 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Halifax to Seattle that are best for you.

Fly from

Halifax

Fly to

Seattle

Route

Depart

Return

Price

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Tue 3/10

8:20 am-2:19 pm

1 stop9h 59m

Seattle/Tacoma Intl

Wed 3/11

3:10 pm-6:02 am

2 stops10h 52m

$271

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Tue 3/10

5:35 am-3:01 pm

2 stops13h 26m

Seattle/Tacoma Intl

Wed 3/11

8:00 pm-11:04 am

2 stops11h 04m

$339

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 6/22

3:30 pm-8:28 pm

1 stop8h 58m

Seattle/Tacoma Intl

Wed 7/1

7:35 pm-8:10 am

1 stop8h 35m

$478

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 6/29

3:30 pm-8:28 pm

1 stop8h 58m

Seattle/Tacoma Intl

Fri 7/3

7:05 am-9:15 pm

1 stop10h 10m

$493

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 6/22

3:30 pm-8:28 pm

1 stop8h 58m

Seattle/Tacoma Intl

Sun 6/28

2:05 pm-6:40 am

2 stops12h 35m

$493

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 6/29

10:00 am-8:28 pm

2 stops14h 28m

Seattle/Tacoma Intl

Wed 7/8

7:35 pm-8:10 am

1 stop8h 35m

$493

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 6/29

3:30 pm-8:28 pm

1 stop8h 58m

Seattle/Tacoma Intl

Tue 7/7

7:35 pm-8:10 am

1 stop8h 35m

$493

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sun 5/10

5:15 pm-9:40 am

2 stops20h 25m

$162

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 5/4

5:15 pm-9:40 am

2 stops20h 25m

$162

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 5/9

7:50 am-2:20 pm

1 stop10h 30m

$186

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 16 results
1
2
  • Most accurate provider: When it comes to deals on Halifax-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Halifax-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Halifax-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Halifax-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Halifax-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Halifax to Seattle

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

What is the cheapest month to book a flight from Halifax to Seattle?

Currently, April is the cheapest month in which you can book a flight from Halifax to Seattle (average of $206). Flying from Halifax to Seattle in December is currently the most expensive (average of $421). 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.

Related info for your journey

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

  • How long is the flight from Halifax to Seattle?

    Airlines like WestJet and Air Canada fly from Halifax to Seattle in about 9h 59m. The time it takes to get you to your destination can typically vary by up to 3h 27m. There are 2749 mi between Halifax and Seattle. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Halifax to Seattle one-way?

    $141 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $176 and $182, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Halifax 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.

  • What is the cheapest month to book a flight from Halifax to Seattle?

    Currently, April is the cheapest month in which you can book a flight from Halifax to Seattle (average of $206). Flying from Halifax to Seattle in December is currently the most expensive (average of $421). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

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Alternative routes for Halifax to Seattle

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