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Cheap flights from Seattle to Halifax from C$ 199

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 30/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YHZ
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Halifax Intl are usually found in April or August, booked 23 days in advance, depart on a Monday or Tuesday and return on a Sunday

Cheap flight deals from Seattle to Halifax

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Halifax (YHZ). 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 15 April 2025.

Round-trip from

C$ 382

One-way from

C$ 199

Popular in

December

Cheapest in

April

Average price

C$ 549
Air Canada
  • Air Canada
  • 6/5-17/5
  • 4 total stops
  • 23h 47m total
  • Seattle to Halifax
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WestJet
  • WestJet
  • 30/5
  • 2 total stops
  • 10h 25m total
  • Seattle to Halifax
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Highest demand for flights based on searches. 14% potential increase in price (C$ 185 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 46 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Seattle to Halifax

Cheapest flights from Seattle to Halifax
Explore the most affordable flight options available from Seattle to Halifax. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Tue 6/57:15 p.m.SEA - YHZ
2 stops13h 19mAir Canada
Sat 17/53:45 p.m.YHZ - SEA
2 stops10h 28mAir Canada
Deal found 15/4C$ 382
Tue 30/97:05 a.m.SEA - YHZ
1 stop8h 04mWestJet
Tue 7/108:00 a.m.YHZ - SEA
1 stop8h 59mWestJet
Deal found 15/4C$ 403
Thu 29/511:37 p.m.SEA - YHZ
1 stop12h 13mMultiple Airlines
Thu 5/65:45 a.m.YHZ - SEA
2 stops11h 13mMultiple Airlines
Deal found 14/4C$ 484
Thu 7/812:24 a.m.SEA - YHZ
2 stops11h 35mAmerican Airlines
Wed 20/84:45 p.m.YHZ - SEA
2 stops20h 33mAmerican Airlines
Deal found 15/4C$ 697
Thu 7/812:20 a.m.SEA - YHZ
2 stops21h 29mUnited Airlines
Wed 20/86:10 a.m.YHZ - SEA
1 stop9h 00mUnited Airlines
Deal found 15/4C$ 839
Fri 2/512:45 a.m.SEA - YHZ
2 stops16h 00mDelta
Sat 10/58:00 a.m.YHZ - SEA
1 stop8h 58mDelta
Deal found 15/4C$ 1,324

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Halifax 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 15 April 2025.
Use the filters below to find and compare flights from Seattle to Halifax that are best for you.

Fly from

Seattle

Fly to

Halifax

Route

Depart

Return

Price

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 6/5

7:15 p.m.-12:34 p.m.

2 stops13h 19m

Halifax Intl

Sat 17/5

3:45 p.m.-10:13 p.m.

2 stops10h 28m

C$ 382

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 30/9

7:05 a.m.-7:09 p.m.

1 stop8h 04m

Halifax Intl

Tue 7/10

8:00 a.m.-12:59 p.m.

1 stop8h 59m

C$ 403

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 29/5

11:37 p.m.-3:50 p.m.

1 stop12h 13m

Halifax Intl

Thu 5/6

5:45 a.m.-12:58 p.m.

2 stops11h 13m

C$ 484

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 7/8

12:24 a.m.-3:59 p.m.

2 stops11h 35m

Halifax Intl

Wed 20/8

4:45 p.m.-9:18 a.m.

2 stops20h 33m

C$ 697

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 29/7

12:20 a.m.-11:54 p.m.

2 stops19h 34m

Halifax Intl

Tue 5/8

5:20 a.m.-11:59 p.m.

2 stops22h 39m

C$ 832

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 2/5

12:45 a.m.-8:45 p.m.

2 stops16h 00m

Halifax Intl

Sat 10/5

8:00 a.m.-12:58 p.m.

1 stop8h 58m

C$ 1,324

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 30/5

8:25 a.m.-10:50 p.m.

2 stops10h 25m

C$ 199

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 21/8

12:10 p.m.-1:49 a.m.

1 stop9h 39m

C$ 214

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 11/7

1:50 p.m.-11:00 a.m.

2 stops17h 10m

C$ 231

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 10/7

12:20 a.m.-1:49 a.m.

2 stops21h 29m

C$ 323

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

Showing 1-10 of 11 results
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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
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 Seattle to Halifax

How far ahead should I book a flight from Seattle to Halifax?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Halifax. Price data was last updated on 11 April 2025.

The best time to book flights from Seattle to Halifax is 23 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, May is the cheapest month in which you can book a flight from Seattle to Halifax (average of C$ 183). Flying from Seattle to Halifax in December is currently the most expensive (average of C$ 306). 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.

What is the cheapest time of day to fly from SEA to YHZ?

Find hourly flight availability from Seattle to Halifax. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

One of the essential ways to save on airfare from Seattle to Halifax is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 22% on airfare.

Rainfall in Halifax by month

Plan your trip to Halifax by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Halifax ranges from 92.0 - 141.0 mm per month. December is typically the wettest month, when rainfall can reach 141.0 mm. August is typically the driest time to visit Halifax when rainfall is around 92.0 mm.

Temperature in Halifax by month

Plan your trip to Halifax by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Halifax, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Halifax

Get insights into the airlines that provide service to Halifax. 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 Halifax. Reviews last updated 15 April 2025.
Read through reviews of airlines operating flights from Seattle to Halifax, such as Delta, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,658 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
WestJet
7.2
Good
2,805 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
9,134 reviews
Delta
8.0
Very good
7,917 reviews
Check prices

Overall

8.0

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

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

    Our cheapest airline available from Seattle to Halifax is Air Canada. Our recent data shows that you can find tickets from as low as C$ 382 on this airline. Additional options worth looking into are WestJet and American Airlines, starting at C$ 403 and C$ 697 round-trip. Users have found that Air Canada is 52% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 199. Air Canada flights start at C$ 236 while deals on United Airlines start at C$ 323 one-way.

  • 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.

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

    Currently, May is the cheapest month in which you can book a flight from Seattle to Halifax (average of C$ 183). Flying from Seattle to Halifax in December is currently the most expensive (average of C$ 306). 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
Truro
Dartmouth
Lunenburg
Bridgewater
Enfield
Mahone Bay

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Alternative routes for Seattle to Halifax

See prices for flight routes from nearby airports that may be better suited for you.
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Spokane to Halifax flights
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Portland to Charlottetown flights

Top airline flying from Seattle to Halifax

Discover the top airline that operate flights from Seattle to Halifax. 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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 271AverageC$ 767FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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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.

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