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Halifax

$98+ Cheap flights from Seattle (SEA) to Halifax (YHZ)

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YHZ
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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Cheap 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 July 23, 2026.

This oojo deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:00 am
SEA
-
YHZ
2 stops10h 05m
WestJet
Thu 8/279:50 am
YHZ
-
SEA
2 stops12h 55m
WestJet
Deal found 7/19$251
This oojo deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:30 am
SEA
-
YHZ
2 stops16h 25m
WestJet
Sun 8/169:50 am
YHZ
-
SEA
2 stops12h 55m
WestJet
Deal found 7/19$281
This oojo deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:00 am
SEA
-
YHZ
1 stop8h 10m
WestJet
Thu 8/134:40 pm
YHZ
-
SEA
2 stops21h 00m
WestJet
Deal found 7/22$290
This Air Canada deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:50 am
SEA
-
YHZ
2 stops10h 39m
Air Canada
Wed 9/164:10 pm
YHZ
-
SEA
1 stop8h 54m
Air Canada
Deal found 7/22$370

Find 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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$251
(oojo)

One-way from

$98
(Booking.com)

Popular in

December

Cheapest in

April

Average price

$533
Provider with most accurate pricing for Seattle/Tacoma Intl-Halifax Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Halifax Intl flights.
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From Seattle/Tacoma Intl to Halifax Intl
Search Deals
One-way flight from Seattle/Tacoma Intl to Halifax Intl
Search Deals
Highest demand for flights based on searches. 38% potential increase in price ($372 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in July 2026
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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 2,558,603 searches. Data last updated July 23, 2026.
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 - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 8/20

7:00 am-7:10 pm

1 stop8h 10m

Halifax Intl

Thu 8/27

9:50 am-6:45 pm

2 stops12h 55m

$258

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Thu 8/6

7:00 am-7:10 pm

1 stop8h 10m

Halifax Intl

Thu 8/13

7:45 am-9:40 am

1 stop29h 55m

$294
Quickest round-trip

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sat 9/12

5:50 am-8:29 pm

2 stops10h 39m

Halifax Intl

Wed 9/16

4:10 pm-9:04 pm

1 stop8h 54m

$370

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 9/23

7:30 am-11:55 pm

1 stop12h 25m

Halifax Intl

Wed 9/30

4:10 pm-9:04 pm

1 stop8h 54m

$370

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 9/22

5:20 pm-2:03 pm

2 stops16h 43m

Halifax Intl

Fri 10/2

7:00 am-9:55 pm

1 stop18h 55m

$371

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 9/23

5:00 am-11:55 pm

2 stops14h 55m

Halifax Intl

Wed 9/30

7:00 am-11:00 pm

2 stops20h 00m

$387
Cheapest one-way
Quickest one-way

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 8/18

7:00 am-7:10 pm

1 stop8h 10m

$98

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 8/21

7:35 pm-8:10 am

1 stop8h 35m

$112

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sat 9/26

10:58 pm-2:03 pm

1 stop11h 05m

$154

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 10/13

10:48 pm-2:03 pm

1 stop11h 15m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/19

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Seattle to Halifax

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Halifax in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Halifax flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Halifax flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Halifax flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Halifax flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Halifax flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

The price you pay for your flight from Seattle to Halifax may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Airfare is below average for this route at the moment.

Seattle to Halifax flights typically cost between $404 and $620 in August.
The cheapest round-trip price found within the last 5 days was $251 on WestJet (Aug 20-Aug 27).

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 July 23, 2026.
See what other customers who have flown with Delta,WestJet, andAir Canada from Seattle to Halifax have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,479 reviews

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
WestJet
7.2
Good
3,411 reviews
Delta
7.8
Good
8,479 reviews

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Air Canada
7.1
Good
11,371 reviews
Delta
7.8
Good
8,479 reviews

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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.

  • How long is the flight from Seattle to Halifax?

    WestJet can get you from Seattle to Halifax in just under 10h 05m. Your travel time can differ by up to . Airlines will cover a distance of 2749 mi.

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

    WestJet, at $227, was found to be the cheapest airline from Seattle to Halifax.Alternate airlines to your destination round-trip include Air Canada and Delta. You may be able to fly from Seattle to Halifax for 62% less than the average price by searching for these airlines.

  • 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 $140. Air Canada flights start at $190 while deals on Delta start at $192 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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.
Portland to Halifax flights
Seattle to Sydney flights

Top 3 airlines flying from Seattle to Halifax

Discover the top 3 airlines 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 2,558,603 searches. Data last updated July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$227Average$334FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$266Average$557FlexibilityNo cancel feeOn-time67%
DeltaCheapest$284Average$519FlexibilityNo cancel feeOn-timeN/A

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