Find flights
When to book
Airlines
FAQs

Cheap flights from Halifax to Seattle from C$ 272

YHZ — SEA
19 Nov — 26 Nov1
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

Wed 11/115:15 a.m. -
2 stops13h 22m
Fri 13/118:40 a.m. -
2 stops11h 35m
Deal found 18/10C$ 475
Wed 11/115:15 a.m. -
2 stops13h 22m
Mon 16/117:05 p.m. -
2 stops14h 08m
Deal found 18/10C$ 482
Tue 10/115:15 a.m. -
2 stops17h 07m
Fri 13/118:40 a.m. -
2 stops11h 35m
Deal found 18/10C$ 501
Tue 10/115:15 a.m. -
2 stops20h 42m
Mon 16/117:05 p.m. -
2 stops14h 08m
Deal found 18/10C$ 508
Wed 11/115:15 a.m. -
2 stops13h 22m
Thu 12/1110:10 a.m. -
2 stops21h 03m
Deal found 18/10C$ 515
Tue 10/115:15 a.m. -
2 stops17h 07m
Wed 11/118:40 a.m. -
2 stops20h 52m
Deal found 18/10C$ 542
Fri 4/125:45 p.m. -
2 stops31h 14m
Fri 11/1210:10 a.m. -
2 stops20h 25m
Deal found 20/10C$ 574
Sat 7/115:15 a.m. -
2 stops17h 07m
Tue 10/1110:10 a.m. -
2 stops10h 05m
Deal found 18/10C$ 585
Tue 10/115:00 a.m. -
2 stops22h 07m
Wed 11/1111:15 p.m. -
1 stop12h 43m
Deal found 16/10C$ 590
Sat 7/115:15 a.m. -
2 stops17h 07m
Mon 16/117:05 p.m. -
2 stops14h 08m
Deal found 18/10C$ 592
Fri 13/116:30 a.m. -
1 stop11h 10m
Fri 20/112:30 p.m. -
1 stop11h 10m
Deal found 16/10C$ 598
Mon 9/115:15 a.m. -
2 stops13h 22m
Fri 13/1110:10 a.m. -
2 stops10h 05m
Deal found 18/10C$ 615

Find flight deals from Halifax to Seattle

Round-trip from

C$ 475

One-way from

C$ 272

Popular in

January

Cheapest in

August

Average price

C$ 605
Air Canada
  • Air Canada
  • 11/11-13/11
  • 4 total stops
  • 24h 57m total
  • Halifax to Seattle
Search Deals
Air Canada
  • Air Canada
  • 11/11-31/12
  • 2 total stops
  • 13h 22m total
  • Halifax to Seattle
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (C$ 268 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
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

Cheapest round-trip

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Wed 11/11

5:15 a.m.-2:37 p.m.

2 stops13h 22m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 272

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Wed 2/12

6:05 a.m.-2:37 p.m.

2 stops12h 32m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 274
Quickest round-trip

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Tue 1/12

6:30 a.m.-1:40 p.m.

1 stop11h 10m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 305

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Wed 11/11

6:30 a.m.-1:40 p.m.

1 stop11h 10m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 305

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Wed 2/12

6:30 a.m.-1:40 p.m.

1 stop11h 10m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 306

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Thu 3/12

6:30 a.m.-1:40 p.m.

1 stop11h 10m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 306

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Tue 1/12

5:10 a.m.-6:22 p.m.

2 stops17h 12m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 316

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Thu 12/11

6:00 a.m.-8:56 p.m.

3 stops18h 56m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 340

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Thu 3/12

6:00 a.m.-9:58 p.m.

2 stops19h 58m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 391

HalifaxSeattle

YHZ Halifax Intl - SEA Seattle/Tacoma Intl

YHZSEA

Halifax Intl

Sun 15/11

6:30 a.m.-1:40 p.m.

1 stop11h 10m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-4:00 a.m.

Nonstop0h 00m

C$ 485

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/10

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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

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, August is the cheapest month in which you can book a flight from Halifax to Seattle (average of C$ 392). Flying from Halifax to Seattle in January is currently the most expensive (average of C$ 945). 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.

How much does it cost to fly round-trip from Halifax to Seattle?

Airfare is below average for this route at the moment.

Halifax to Seattle flights typically cost between C$ 572 and C$ 636 in November.
The cheapest round-trip price found within the last 5 days was C$ 475 on Air Canada (11 Nov-13 Nov).

Reviews of airlines servicing Seattle

Check out reviews from past customers who have flown with WestJet and Air 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.
WestJet
7.2
Good
3,446 reviews
Check prices

Boarding

7.4

Food

6.2

Overall

7.2

Crew

7.9

Entertainment

6.1

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2026

YHZ - DTW

Better snacks I also flew Delta much better with movies and entertainment
WestJet
7.2
Good
3,446 reviews
WestJet
7.2
Good
3,446 reviews
Check prices

Boarding

7.4

Food

6.2

Overall

7.2

Crew

7.9

Entertainment

6.1

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2026

YHZ - DTW

Better snacks I also flew Delta much better with movies and entertainment
Air Canada
7.1
Good
11,785 reviews
WestJet
7.2
Good
3,446 reviews
Check prices

Boarding

7.4

Food

6.2

Overall

7.2

Crew

7.9

Entertainment

6.1

Comfort

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2026

YHZ - DTW

Better snacks I also flew Delta much better with movies and entertainment

Related info for your journey

  • How long is the flight from Halifax to Seattle?

    Airlines like Air Canada, United Airlines, and Delta fly from Halifax to Seattle in about 11h 10m. The time it takes to get you to your destination can typically vary by up to 10h 57m. The distance from Halifax to Seattle is about 4424 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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$ 251. Another option worth looking into is Air Canada, starting at C$ 502 round trip. WestJet is 59% 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, August is the cheapest month in which you can book a flight from Halifax to Seattle (average of C$ 392). Flying from Halifax to Seattle in January is currently the most expensive (average of C$ 945). 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
Kent
Mukilteo
Ellensburg
Renton
Lynnwood
Cashmere
Leavenworth
Tukwila
Tacoma
Marysville
Federal Way
Kirkland

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Halifax to Seattle

St John to Portland flights

Top 2 airlines flying from Halifax to Seattle

AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 251AverageC$ 489FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 502AverageC$ 606FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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.

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.