$193+ Cheap flights from Halifax (YHZ) to Seattle (SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
YHZ — SEA
Nov 21 — Nov 281
Round-trip
1 adult, Economy
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Find cheap flights from Halifax to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Halifax to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Halifax to SeattleExplore the most affordable flight options available from Halifax to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
Explore the most affordable flight options available from Halifax to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:10 pm -
1 stop12h 50m
Tue 12/811:33 pm -
1 stop9h 51m
Deal found 10/21![United Airlines logo]()
$316
This Air Canada deal was found by Cheapflights users on 10/20. 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 11/1411:30 am -
2 stops13h 29m
Sat 11/288:40 am -
2 stops11h 35m
Deal found 10/20![Air Canada logo]()
$325
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Wed 11/115:15 am -
2 stops13h 22m
Fri 11/138:40 am -
2 stops11h 35m
Deal found 10/18![Air Canada logo]()
$337
This Air Canada deal was found by Cheapflights users on 10/21. 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 12/510:30 am -
1 stop14h 29m
Tue 12/87:45 am -
1 stop8h 23m
Deal found 10/21![Air Canada logo]()
$338
This Ticket deal was found by Cheapflights users on 10/20. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:05 am -
2 stops16h 17m
Wed 12/98:40 am -
2 stops13h 18m
Deal found 10/20![Air Canada logo]()
$340
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Wed 11/115:15 am -
2 stops13h 22m
Mon 11/167:05 pm -
2 stops14h 08m
Deal found 10/18![Air Canada logo]()
$342
This United deal was found by Cheapflights users on 10/20. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:10 pm -
1 stop12h 50m
Wed 12/97:05 pm -
2 stops12h 08m
Deal found 10/20![Multiple Airlines logo]()
$345
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Tue 11/105:15 am -
2 stops17h 07m
Fri 11/138:40 am -
2 stops11h 35m
Deal found 10/18![Air Canada logo]()
$355
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Tue 11/105:15 am -
2 stops20h 42m
Mon 11/167:05 pm -
2 stops14h 08m
Deal found 10/18![Air Canada logo]()
$360
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Wed 11/115:15 am -
2 stops13h 22m
Thu 11/1210:10 am -
2 stops21h 03m
Deal found 10/18![Air Canada logo]()
$365
Best flights from Halifax to SeattleDiscover carefully curated flight deals from Halifax to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
Discover carefully curated flight deals from Halifax to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:10 pm -
1 stop12h 50m
Tue 12/84:04 pm -
2 stops17h 20m
Deal found 10/21![United Airlines logo]()
$316
This Air Canada deal was found by Cheapflights users on 10/21. 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 12/510:30 am -
1 stop14h 29m
Tue 12/87:05 pm -
2 stops13h 58m
Deal found 10/21![Air Canada logo]()
$343
This Delta deal was found by Cheapflights users on 10/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:30 am -
1 stop11h 10m
Fri 12/112:30 pm -
1 stop11h 10m
Deal found 10/20![Delta logo]()
$449
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/62:10 pm -
1 stop11h 31m
Wed 3/1010:45 pm -
1 stop10h 23m
Deal found 10/20![United Airlines logo]()
$336
This Air Canada deal was found by Cheapflights users on 10/20. 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 11/1410:25 am -
1 stop14h 34m
Sat 11/288:40 am -
2 stops11h 35m
Deal found 10/20![Air Canada logo]()
$358
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:10 pm -
1 stop12h 50m
Wed 12/911:33 pm -
1 stop9h 51m
Deal found 10/20![United Airlines logo]()
$337
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Fri 11/275:10 am -
2 stops13h 27m
Sun 11/297:05 pm -
2 stops12h 08m
Deal found 10/21![Air Canada logo]()
$383
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:00 am -
3 stops22h 44m
Fri 12/115:35 pm -
2 stops18h 23m
Deal found 10/20![United Airlines logo]()
$420
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Sun 11/85:15 am -
2 stops17h 07m
Tue 11/107:45 am -
1 stop14h 13m
Deal found 10/18![Air Canada logo]()
$478
This United Airlines deal was found by Cheapflights users on 10/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:00 am -
3 stops18h 17m
Sat 11/285:05 am -
2 stops16h 53m
Deal found 10/20![United Airlines logo]()
$443
Last-minute flights from Halifax to SeattleDiscover last-minute flight deals from Halifax to Seattle. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Halifax to Seattle. Data last updated October 22, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 10/18. 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 11/75:15 am -
2 stops17h 07m
Tue 11/1010:10 am -
2 stops10h 05m
Deal found 10/18![Air Canada logo]()
$415
This Air Canada deal was found by Cheapflights users on 10/18. 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 11/75:15 am -
2 stops17h 07m
Mon 11/167:05 pm -
2 stops14h 08m
Deal found 10/18![Air Canada logo]()
$420
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Mon 11/95:15 am -
2 stops13h 22m
Fri 11/1310:10 am -
2 stops10h 05m
Deal found 10/18![Air Canada logo]()
$436
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Tue 11/105:15 am -
2 stops17h 07m
Fri 11/138:40 am -
2 stops11h 35m
Deal found 10/18![Air Canada logo]()
$355
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Tue 11/105:15 am -
2 stops20h 42m
Mon 11/167:05 pm -
2 stops14h 08m
Deal found 10/18![Air Canada logo]()
$360
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Tue 11/105:15 am -
2 stops17h 07m
Wed 11/118:40 am -
2 stops20h 52m
Deal found 10/18![Air Canada logo]()
$384
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Wed 11/115:15 am -
2 stops13h 22m
Fri 11/138:40 am -
2 stops11h 35m
Deal found 10/18![Air Canada logo]()
$337
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Wed 11/115:15 am -
2 stops13h 22m
Mon 11/167:05 pm -
2 stops14h 08m
Deal found 10/18![Air Canada logo]()
$342
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Wed 11/115:15 am -
2 stops13h 22m
Thu 11/1210:10 am -
2 stops21h 03m
Deal found 10/18![Air Canada logo]()
$365
This Air Canada deal was found by Cheapflights users on 10/20. 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 11/1411:30 am -
2 stops13h 29m
Sat 11/288:40 am -
2 stops11h 35m
Deal found 10/20![Air Canada logo]()
$325
This Air Canada deal was found by Cheapflights users on 10/21. 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.
Fri 11/275:10 am -
2 stops13h 27m
Sun 11/297:05 pm -
2 stops12h 08m
Deal found 10/21![Air Canada logo]()
$383
One-way flights from Halifax to SeattleSearch for one-way flight options from Halifax to Seattle. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
Search for one-way flight options from Halifax to Seattle. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Air Canada deal was found by Cheapflights users on 10/17. 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.
Wed 11/115:15 am -
2 stops13h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Air Canada logo]()
$193
This Air Canada deal was found by Cheapflights users on 10/18. 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.
Wed 12/26:05 am -
2 stops12h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Air Canada logo]()
$194
This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:30 am -
1 stop11h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:30 am -
1 stop11h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Delta logo]()
$239
This United Airlines deal was found by Cheapflights users on 10/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am -
3 stops18h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$241
This Trip.com deal was found by Cheapflights users on 10/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am -
2 stops35h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![WestJet logo]()
$255
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:00 am -
2 stops19h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$277
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 12/26:30 am -
3 stops16h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:25 pm -
3 stops23h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$366
This Booking.com deal was found by Cheapflights users on 10/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:20 pm -
1 stop23h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![WestJet logo]()
$381
Find flight deals from Halifax to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Halifax (YHZ) to Seattle (SEA). 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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $316 (United Airlines) |
One-way from | $193 (Air Canada) |
Popular in | January |
Cheapest in | August |
Average price | $429 |
Cheapflights Fare Finder
Customize your flight search to find flights from Halifax to Seattle 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 7,457,451 searches. Data last updated October 22, 2026.
Use the filters below to find and compare flights from Halifax to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Wed 11/11
5:15 am-2:37 pm
2 stops13h 22m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$193
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Wed 12/2
6:05 am-2:37 pm
2 stops12h 32m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$194
Quickest round-trip
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Wed 12/2
6:30 am-1:40 pm
1 stop11h 10m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$217
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Thu 12/3
6:30 am-1:40 pm
1 stop11h 10m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$217
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Thu 11/12
6:00 am-8:56 pm
3 stops18h 56m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$241
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Thu 12/3
6:00 am-9:58 pm
2 stops19h 58m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$277
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Sat 12/5
2:10 pm-11:00 pm
1 stop12h 50m
Seattle/Tacoma Intl
Tue 12/8
4:04 pm-1:24 pm
2 stops17h 20m
$316
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Sat 2/6
2:10 pm-9:41 pm
1 stop11h 31m
Seattle/Tacoma Intl
Wed 3/10
10:45 pm-1:08 pm
1 stop10h 23m
$336
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Sat 12/5
2:10 pm-11:00 pm
1 stop12h 50m
Seattle/Tacoma Intl
Wed 12/9
11:33 pm-1:24 pm
1 stop9h 51m
$337
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Sat 12/5
10:30 am-8:59 pm
1 stop14h 29m
Seattle/Tacoma Intl
Tue 12/8
7:05 pm-1:03 pm
2 stops13h 58m
$343
Showing 1-10 of 18 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Halifax-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Halifax-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Halifax-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Halifax-Seattle 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 Halifax-Seattle 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 Halifax to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Halifax with our price prediction graph.
YHZ-SEA
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 Halifax to Seattle
What is the cheapest month to book a flight from Halifax to Seattle?
Currently, August is the cheapest month in which you can book a flight from Halifax to Seattle (average of $278). Flying from Halifax to Seattle in January is currently the most expensive (average of $670). 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.
How much does it cost to fly round-trip from Halifax to Seattle?
Airfare is below average for this route at the moment.
Halifax to Seattle flights typically cost between $406 and $451 in December.The cheapest round-trip price found within the last 5 days was $316 on United Airlines (Dec 5-Dec 8).
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated October 22, 2026.
Read through reviews of airlines operating flights from Halifax to Seattle, such as Delta,WestJet, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Related info for your journey
Find useful and relevant information for your journey from Halifax to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Halifax and Seattle flights
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Top 3 airlines flying from Halifax to Seattle
Discover the top 3 airlines that operate flights from Halifax to Seattle. 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 7,457,451 searches. Data last updated October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$144 | Average$471 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$218 | Average$237 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$369 | Average$422 | FlexibilityNo cancel fee | On-timeN/A |