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Cheap flights from Halifax to Seattle from C$ 194

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
4 Apr — 11 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Halifax to Seattle

Enter your travel dates to find the best prices.

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 5 March 2026.

Mon 27/44:40 p.m.
YHZ
-
SEA
2 stops21h 00m
WestJet
Thu 30/47:35 p.m.
SEA
-
YHZ
1 stop8h 35m
WestJet
Deal found 1/3C$ 351
Sun 3/54:40 p.m.
YHZ
-
SEA
2 stops30h 05m
WestJet
Sun 10/57:35 p.m.
SEA
-
YHZ
1 stop8h 35m
WestJet
Deal found 4/3C$ 369
Mon 1/64:40 p.m.
YHZ
-
SEA
2 stops21h 00m
WestJet
Mon 15/67:35 p.m.
SEA
-
YHZ
2 stops11h 10m
WestJet
Deal found 1/3C$ 391
Sun 14/64:40 p.m.
YHZ
-
SEA
2 stops21h 00m
WestJet
Wed 17/67:00 a.m.
SEA
-
YHZ
2 stops10h 05m
WestJet
Deal found 3/3C$ 392

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 5 March 2026.

Round-trip from

C$ 332

One-way from

C$ 194

Popular in

October

Cheapest in

April

Average price

C$ 661
WestJet
  • WestJet
  • 14/6-17/6
  • 4 total stops
  • 23h 00m total
  • Halifax to Seattle
Search Deals
WestJet
  • WestJet
  • 5/4
  • 1 total stop
  • 9h 59m total
  • Halifax to Seattle
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 95 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 629,999 searches. Data last updated 5 March 2026.
Use the filters below to find and compare flights from Halifax to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 27/4

7:45 a.m.-9:40 a.m.

1 stop29h 55m

Seattle/Tacoma Intl

Thu 30/4

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 374

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 1/6

7:45 a.m.-6:45 p.m.

1 stop15h 00m

Seattle/Tacoma Intl

Mon 15/6

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 376

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 1/8

9:50 a.m.-6:45 p.m.

2 stops12h 55m

C$ 265

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Fri 31/7

9:50 a.m.-9:00 p.m.

2 stops15h 10m

C$ 265

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Tue 7/4

6:30 a.m.-4:14 p.m.

2 stops13h 44m

C$ 271

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Fri 3/4

4:30 p.m.-10:25 a.m.

2 stops21h 55m

C$ 276

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 25/4

5:05 a.m.-11:27 p.m.

3 stops22h 22m

C$ 325

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Thu 2/4

2:15 p.m.-2:31 p.m.

2 stops52h 16m

C$ 338

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Thu 16/4

9:00 a.m.-9:53 p.m.

1 stop16h 53m

C$ 342

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 1/4

6:30 a.m.-8:51 a.m.

3 stops30h 21m

C$ 364

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/2

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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 C$ 258). Flying from Halifax to Seattle in December is currently the most expensive (average of C$ 575). 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.

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 5 March 2026.
Check out reviews from past customers who have flown with United Airlines,WestJet, andAir Canada from Halifax to Seattle to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,389 reviews
Check prices

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,389 reviews
United Airlines
7.4
Good
9,389 reviews
Check prices

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,281 reviews
United Airlines
7.4
Good
9,389 reviews
Check prices

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,776 reviews
United Airlines
7.4
Good
9,389 reviews
Check prices

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 fly from Halifax to Seattle in about 21h. The time it takes to get you to your destination can typically vary by up to . The distance from Halifax to Seattle is about 4424 km.

  • What are the cheapest airlines flying from Halifax to Seattle round-trip?

    Flying on WestJet is currently your cheapest option to Seattle, with prices starting at C$ 265. Additional round-trip tickets that might be worth considering are offered by United Airlines and Air Canada, with the lowest prices starting at C$ 359 and C$ 525, respectively. WestJet is 62% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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 C$ 258). Flying from Halifax to Seattle in December is currently the most expensive (average of C$ 575). 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Leavenworth
Mukilteo
Tacoma
Kent
Bothell
Cashmere
Tukwila
Olympia
Renton
Marysville
Lynnwood
Kirkland

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Halifax to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
St John to Portland flights

Top 3 airlines flying from Halifax to Seattle

Discover the top 3 airlines that operate flights from Halifax 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 629,999 searches. Data last updated 5 March 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 265AverageC$ 441FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 359AverageC$ 651FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 525AverageC$ 693FlexibilityNo 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 Halifax to Seattle?

Cheapflights helps you search for flights from Halifax to Seattle 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 Halifax to Seattle?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Halifax to Seattle.

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

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

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

Of course! You can now track prices for flights from Halifax to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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