Find flights
When to book
FAQs

Cheap flights from Seattle to Halifax from C$ 257

SEA — YHZ
19 Nov — 26 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Seattle to Halifax

Enter your travel dates to find the best prices.

Cheapest flights from Seattle to Halifax

Sun 6/1211:33 p.m. -
1 stop9h 51m
Wed 9/126:05 a.m. -
2 stops12h 32m
Deal found 15/10C$ 585
Sun 6/127:05 p.m. -
2 stops13h 58m
Wed 9/126:05 a.m. -
2 stops12h 32m
Deal found 15/10C$ 598
Thu 12/117:04 p.m. -
2 stops14h 20m
Tue 17/112:10 p.m. -
1 stop11h 39m
Deal found 16/10C$ 601
Thu 12/117:45 a.m. -
1 stop14h 13m
Sat 14/113:10 p.m. -
1 stop9h 49m
Deal found 19/10C$ 623
Thu 3/1211:25 p.m. -
1 stop9h 59m
Thu 10/122:10 p.m. -
1 stop12h 17m
Deal found 19/10C$ 656
Sat 21/118:40 a.m. -
2 stops11h 35m
Fri 27/115:10 a.m. -
2 stops13h 27m
Deal found 17/10C$ 657
Wed 11/1110:10 a.m. -
2 stops11h 48m
Fri 20/115:10 a.m. -
2 stops13h 27m
Deal found 16/10C$ 664
Thu 3/1210:10 a.m. -
2 stops20h 25m
Thu 10/127:00 a.m. -
1 stop17h 59m
Deal found 19/10C$ 666
Thu 12/112:30 p.m. -
1 stop11h 10m
Tue 17/116:30 a.m. -
1 stop11h 10m
Deal found 16/10C$ 715

Find flight deals from Seattle to Halifax

Round-trip from

C$ 585

One-way from

C$ 257

Popular in

December

Cheapest in

August

Average price

C$ 764
Air Canada
  • Air Canada
  • 16/3-27/3
  • 3 total stops
  • 20h 13m total
  • Seattle to Halifax
Search Deals
United Airlines
  • United Airlines
  • 17/11-31/12
  • 1 total stop
  • 10h 09m total
  • Seattle to Halifax
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (C$ 443 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 81 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 Seattle to Halifax that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Tue 17/11

11:15 p.m.-1:24 p.m.

1 stop10h 09m

Halifax Intl

Wed 31/12

12:00 a.m.-8:00 p.m.

Nonstop0h 00m

C$ 257

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sat 28/11

8:40 a.m.-12:15 a.m.

2 stops11h 35m

Halifax Intl

Wed 31/12

12:00 a.m.-8:00 p.m.

Nonstop0h 00m

C$ 258

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Mon 30/11

7:05 p.m.-11:13 a.m.

2 stops12h 08m

Halifax Intl

Wed 31/12

12:00 a.m.-8:00 p.m.

Nonstop0h 00m

C$ 268

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Wed 11/11

11:15 p.m.-3:58 p.m.

1 stop12h 43m

Halifax Intl

Wed 31/12

12:00 a.m.-8:00 p.m.

Nonstop0h 00m

C$ 331

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sat 28/11

2:20 p.m.-5:40 a.m.

1 stop11h 20m

Halifax Intl

Wed 31/12

12:00 a.m.-8:00 p.m.

Nonstop0h 00m

C$ 344

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Mon 30/11

2:30 p.m.-11:22 a.m.

3 stops16h 52m

Halifax Intl

Wed 31/12

12:00 a.m.-8:00 p.m.

Nonstop0h 00m

C$ 478

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sat 28/11

2:20 p.m.-11:22 a.m.

3 stops17h 02m

Halifax Intl

Wed 31/12

12:00 a.m.-8:00 p.m.

Nonstop0h 00m

C$ 480

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sun 6/12

11:33 p.m.-1:24 p.m.

1 stop9h 51m

Halifax Intl

Wed 9/12

12:10 p.m.-8:59 p.m.

1 stop12h 49m

C$ 618

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Thu 12/11

7:45 a.m.-1:58 a.m.

1 stop14h 13m

Halifax Intl

Sat 14/11

3:10 p.m.-8:59 p.m.

1 stop9h 49m

C$ 623

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Thu 3/12

11:25 p.m.-1:24 p.m.

1 stop9h 59m

Halifax Intl

Thu 10/12

2:10 p.m.-10:27 p.m.

1 stop12h 17m

C$ 656

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/10

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Seattle to Halifax

Have a flexible travel schedule? Discover the best time to fly to Halifax from Seattle with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Seattle to Halifax

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

Airfare is typical for this route at the moment.

Seattle to Halifax flights typically cost between C$ 503 and C$ 810 in December.
The cheapest round-trip price found within the last 5 days was C$ 585 on Multiple Airlines (6 Dec-9 Dec).

Related info for your journey

  • How long is the flight from Seattle to Halifax?

    For as low as C$ 656, Air Canada can have you in Halifax from Seattle in 9h 59m. Airlines will cover a distance of 4424 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

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

See more FAQs

Travelling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Truro
Enfield
Bridgewater
Lunenburg
Windsor
Mahone Bay

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Seattle to Halifax

Portland to Halifax flights
Spokane to Halifax flights
Portland to Sydney flights
Portland to Charlottetown flights

Fly with Cheapflights

How does Cheapflights help users find flights from Seattle to Halifax?

When you search for this flight from Seattle to Halifax, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Halifax 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 Halifax with no change fees?

Need flexible booking options for your flight to Halifax from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seattle to Halifax 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.