$155+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
YHZ — SEA
Oct 10 — Oct 171
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
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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
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Best
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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 September 10, 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 September 10, 2026.
This FlightHub deal was found by Cheapflights users on 9/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/56:30 am -
1 stop11h 10m
Sun 11/82:30 pm -
1 stop11h 10m
Deal found 9/9![WestJet logo]()
$291
This Air Canada deal was found by Cheapflights users on 9/8. 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 12/15:10 am -
2 stops13h 27m
Thu 12/37:45 am -
1 stop10h 53m
Deal found 9/8![Air Canada logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/29:50 am -
2 stops12h 55m
Sun 10/410:30 am -
1 stop17h 40m
Deal found 9/5![WestJet logo]()
$293
This Air Canada deal was found by Cheapflights users on 9/5. 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 10/208:05 am -
1 stop10h 17m
Sat 10/245:50 am -
2 stops10h 30m
Deal found 9/5![Air Canada logo]()
$300
This Booking.com deal was found by Cheapflights users on 9/8. 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.
Mon 10/199:50 am -
2 stops12h 55m
Fri 10/237:35 pm -
1 stop8h 35m
Deal found 9/8![WestJet logo]()
$302
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 10/207:00 am -
1 stop18h 55m
Sat 10/2410:48 pm -
1 stop10h 36m
Deal found 9/6![United Airlines logo]()
$303
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/232:50 pm -
2 stops12h 09m
Fri 10/303:49 pm -
2 stops17h 35m
Deal found 9/10![United Airlines logo]()
$314
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 September 10, 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 September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 10/207:00 am -
1 stop18h 55m
Sat 10/2410:48 pm -
1 stop10h 36m
Deal found 9/6![United Airlines logo]()
$303
This Air Canada deal was found by Cheapflights users on 9/7. 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 10/208:05 am -
1 stop10h 17m
Sat 10/247:55 am -
1 stop8h 24m
Deal found 9/7![Air Canada logo]()
$316
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/232:50 pm -
1 stop11h 05m
Fri 10/3011:15 pm -
1 stop10h 09m
Deal found 9/10![United Airlines logo]()
$312
This Air Canada deal was found by Cheapflights users on 9/8. 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 12/112:10 pm -
1 stop12h 49m
Thu 12/37:45 am -
1 stop10h 53m
Deal found 9/8![Air Canada logo]()
$316
Last-minute flights from Halifax to SeattleDiscover last-minute flight deals from Halifax to Seattle. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Halifax to Seattle. Data last updated September 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/29:50 am -
2 stops12h 55m
Sun 10/410:30 am -
1 stop17h 40m
Deal found 9/5![WestJet logo]()
$293
This Booking.com deal was found by Cheapflights users on 9/8. 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.
Mon 10/199:50 am -
2 stops12h 55m
Fri 10/237:35 pm -
1 stop8h 35m
Deal found 9/8![WestJet logo]()
$302
This Air Canada deal was found by Cheapflights users on 9/5. 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 10/208:05 am -
1 stop10h 17m
Sat 10/245:50 am -
2 stops10h 30m
Deal found 9/5![Air Canada logo]()
$300
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 10/207:00 am -
1 stop18h 55m
Sat 10/2410:48 pm -
1 stop10h 36m
Deal found 9/6![United Airlines logo]()
$303
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/232:50 pm -
2 stops12h 09m
Fri 10/303:49 pm -
2 stops17h 35m
Deal found 9/10![United Airlines logo]()
$314
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 September 10, 2026.
Search for one-way flight options from Halifax to Seattle. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Sun 9/279:50 am -
2 stops12h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![WestJet logo]()
$155
This Trip.com deal was found by Cheapflights users on 9/5. 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.
Wed 10/287:30 am -
1 stop11h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![WestJet logo]()
$158
This Air Canada deal was found by Cheapflights users on 9/5. 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 10/285:15 am -
2 stops13h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Air Canada logo]()
$177
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/17:00 am -
1 stop15h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$179
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Tue 10/137:00 am -
1 stop18h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$183
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/56:15 am -
2 stops35h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![WestJet logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Sun 10/189:50 am -
2 stops27h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![WestJet logo]()
$196
This Trip.com deal was found by Cheapflights users on 9/6. 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.
Tue 9/156:15 pm -
1 stop28h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![WestJet logo]()
$197
This Trip.com deal was found by Cheapflights users on 9/7. 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.
Wed 10/143:45 pm -
2 stops31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![WestJet logo]()
$204
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 9/152:50 pm -
2 stops25h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![United Airlines logo]()
$207
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/285:00 am -
3 stops19h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$218
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $291 (FlightHub) |
One-way from | $155 (Trip.com) |
Popular in | January |
Cheapest in | August |
Average price | $377 |
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 September 10, 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 10/28
5:15 am-2:37 pm
2 stops13h 22m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$177
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Thu 10/1
7:00 am-7:03 pm
2 stops16h 03m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$179
Quickest round-trip
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Fri 10/2
2:50 pm-10:59 pm
2 stops12h 09m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$179
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Wed 10/14
7:00 am-6:19 pm
1 stop15h 19m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$183
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Tue 10/13
7:00 am-9:55 pm
1 stop18h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$183
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Sun 9/27
7:45 am-6:45 pm
1 stop15h 00m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$186
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Tue 1/5
6:15 am-1:40 pm
2 stops35h 25m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$191
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Sun 10/18
9:50 am-9:40 am
2 stops27h 50m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$196
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Tue 9/15
2:50 pm-11:57 am
2 stops25h 07m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$207
HalifaxSeattle
YHZ Halifax Intl - SEA Seattle/Tacoma Intl
YHZSEA
Halifax Intl
Wed 10/28
5:00 am-8:56 pm
3 stops19h 56m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$218
Showing 1-10 of 14 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 $305 and $464 in November.The cheapest round-trip price found within the last 5 days was $291 on WestJet (Nov 5-Nov 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 September 10, 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
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentRakshith,May 2026
TPE - SEA
Crew
8.5
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Overall
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
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Snoqualmie
Puyallup
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Halifax and Seattle flights
Browse other Halifax and Seattle flight options. Last updated on September 10, 2026.
Other flights from Halifax
Browse through other flights departing from Halifax. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
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Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
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 September 10, 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 |