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Halifax

$169+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YHZ
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Halifax Intl are usually found in April or September, booked 57 days in advance, depart on a Monday or Wednesday and return on a Tuesday

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 October 28, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:55 amSEA - YHZ
1 stop13h 47mMultiple Airlines
Thu 12/256:00 amYHZ - SEA
2 stops32h 22mMultiple Airlines
Deal found 10/26$439
This oojo deal was found by Cheapflights users on 10/26. 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.
Tue 12/23:10 pmSEA - YHZ
2 stops30h 32mWestJet
Thu 12/46:00 amYHZ - SEA
2 stops36h 20mWestJet
Deal found 10/26$456
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:55 amSEA - YHZ
1 stop10h 00mMultiple Airlines
Thu 12/256:00 amYHZ - SEA
2 stops32h 22mMultiple Airlines
Deal found 10/26$458
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:55 amSEA - YHZ
1 stop13h 47mMultiple Airlines
Wed 12/176:00 amYHZ - SEA
2 stops36h 20mMultiple Airlines
Deal found 10/26$460
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:55 amSEA - YHZ
1 stop10h 00mMultiple Airlines
Thu 12/256:00 amYHZ - SEA
2 stops32h 22mMultiple Airlines
Deal found 10/26$469
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:55 amSEA - YHZ
1 stop13h 47mMultiple Airlines
Thu 12/46:35 pmYHZ - SEA
2 stops23h 45mMultiple Airlines
Deal found 10/26$471
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:55 amSEA - YHZ
1 stop13h 47mMultiple Airlines
Thu 12/256:10 pmYHZ - SEA
2 stops16h 57mMultiple Airlines
Deal found 10/26$508

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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$439
(Kiwi.com)

One-way from

$169
(Trip.com)

Popular in

February

Cheapest in

April

Average price

$542
Provider with most accurate pricing for Seattle/Tacoma Intl-Halifax Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Halifax Intl flights.
Search Deals
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. 16% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 28, 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 12/2

3:10 pm-1:42 am

2 stops30h 32m

Halifax Intl

Thu 12/4

6:00 am-2:20 pm

2 stops36h 20m

$456

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 12/8

7:55 am-9:55 pm

1 stop10h 00m

Halifax Intl

Thu 12/25

6:00 am-10:22 am

2 stops32h 22m

$458

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 12/2

7:55 am-1:42 am

1 stop13h 47m

Halifax Intl

Thu 12/4

6:35 pm-2:20 pm

2 stops23h 45m

$471

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 12/7

7:55 am-1:42 am

1 stop13h 47m

Halifax Intl

Thu 12/25

6:00 am-7:11 pm

1 stop17h 11m

$564

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 12/8

7:55 am-9:55 pm

1 stop10h 00m

Halifax Intl

Wed 12/24

8:20 am-8:41 pm

2 stops16h 21m

$571

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 12/1

8:00 pm-11:04 am

2 stops11h 04m

Halifax Intl

Mon 12/15

6:55 am-2:31 pm

2 stops11h 36m

$578

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 12/9

7:00 am-11:54 pm

1 stop12h 54m

Halifax Intl

Wed 12/24

4:00 pm-10:16 pm

1 stop10h 16m

$578

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 12/7

8:10 am-10:11 pm

1 stop10h 01m

Halifax Intl

Wed 12/24

4:00 pm-10:16 pm

1 stop10h 16m

$580

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 12/10

7:55 am-1:42 am

1 stop13h 47m

$169

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 12/9

3:10 pm-10:50 am

3 stops39h 40m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 16 results
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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seattle-Halifax flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Halifax. Price data was last updated on October 24, 2025.

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 56 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $194). Flying from Seattle to Halifax in February is currently the most expensive (average of $789). 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 October 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Seattle to Halifax in the afternoon. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight at noon.

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 October 28, 2025.
See what other customers who have flown with United Airlines, WestJet, and Air 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.
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
WestJet
7.2
Good
3,148 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Air Canada
7.1
Good
10,371 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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 30h 32m. 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?

    United Airlines, at $203, was found to be the cheapest airline from Seattle to Halifax.Alternate airlines to your destination round-trip include WestJet and Air Canada. You may be able to fly from Seattle to Halifax for 64% less than the average price by searching for these airlines.

  • 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 $194). Flying from Seattle to Halifax in February is currently the most expensive (average of $789). 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

Traveling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Bridgewater

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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 St John flights
Seattle to Sydney flights
Seattle to Charlottetown 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$203Average$523FlexibilityNo cancel feeOn-time69%
WestJetCheapest$337Average$497FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$346Average$578FlexibilityNo cancel feeOn-time67%

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