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Cheap flights from Seattle to Halifax from C$ 218

SEA — YHZ
4 Dec — 11 Dec1
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

Tue 1/122:30 p.m. -
1 stop11h 10m
Tue 8/126:30 a.m. -
1 stop11h 10m
Deal found 1/11C$ 474
Tue 1/128:40 a.m. -
2 stops11h 25m
Tue 8/1212:10 p.m. -
2 stops13h 47m
Deal found 1/11C$ 516
Wed 2/127:05 p.m. -
2 stops13h 58m
Tue 8/1212:10 p.m. -
2 stops13h 47m
Deal found 1/11C$ 523
Wed 2/122:30 p.m. -
1 stop11h 10m
Tue 8/126:30 a.m. -
1 stop11h 10m
Deal found 1/11C$ 527
Fri 27/117:45 a.m. -
1 stop9h 13m
Fri 4/127:15 a.m. -
2 stops17h 44m
Deal found 30/10C$ 548
Tue 17/117:45 a.m. -
1 stop10h 53m
Fri 20/115:10 a.m. -
2 stops13h 27m
Deal found 1/11C$ 559
Wed 2/127:05 p.m. -
2 stops12h 08m
Wed 9/126:05 a.m. -
2 stops12h 32m
Deal found 4/11C$ 579
Thu 3/127:45 a.m. -
1 stop8h 23m
Thu 10/127:00 a.m. -
1 stop17h 59m
Deal found 3/11C$ 604
Fri 11/123:20 p.m. -
2 stops18h 04m
Sun 13/127:15 a.m. -
2 stops17h 44m
Deal found 4/11C$ 606

Find flight deals from Seattle to Halifax

Round-trip from

C$ 470

One-way from

C$ 218

Popular in

December

Cheapest in

April

Average price

C$ 646
WestJet
  • WestJet
  • 22/1-29/1
  • 3 total stops
  • 21h 45m total
  • Seattle to Halifax
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Air Canada
  • Air Canada
  • 28/11-31/12
  • 2 total stops
  • 10h 05m total
  • Seattle to Halifax
Search Deals
Highest demand for flights based on searches. 28% potential increase in price (C$ 443 potential increase over avg. RT price).
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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 November 2026
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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

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Mon 14/12

7:45 a.m.-10:38 p.m.

1 stop10h 53m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 220
Quickest round-trip

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Tue 15/12

7:45 a.m.-7:53 p.m.

1 stop8h 08m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 220

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Mon 14/12

5:35 p.m.-1:24 p.m.

2 stops15h 49m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 222

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sat 28/11

7:45 a.m.-10:38 p.m.

1 stop10h 53m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 225

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Fri 4/12

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

1 stop9h 59m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 231

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sat 5/12

12:50 p.m.-1:24 p.m.

2 stops20h 34m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 239

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Fri 11/12

5:35 p.m.-1:24 p.m.

2 stops15h 49m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 239

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Fri 27/11

10:10 a.m.-12:15 a.m.

2 stops10h 05m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 249

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sun 13/12

3:32 p.m.-3:58 p.m.

2 stops20h 26m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 305

SeattleHalifax

SEA Seattle/Tacoma Intl - YHZ Halifax Intl

SEAYHZ

Seattle/Tacoma Intl

Sun 13/12

7:45 a.m.-10:38 p.m.

1 stop10h 53m

Halifax Intl

Wed 31/12

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

Nonstop0h 00m

C$ 310

Flights are sorted by cheapest round-trip flights first.

Deals found on 31/10

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Related info for your journey

  • How long is the flight from Seattle to Halifax?

    For as low as C$ 568, United Airlines can have you in Halifax from Seattle in 8h 03m. 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
Portland to Sydney flights
Spokane to Halifax flights
Portland to Charlottetown flights

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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.

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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!

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