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Cheap flights from Halifax to Seattle from $181

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Halifax to Seattle departing on 7/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Halifax to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
9:50 am - 6:45 pm
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:00 am - 9:15 pm
SEA
-
YHZ
10h 15m
1 stop
$302WestJet
Sat, Jun 20 - Tue, Jun 30
WestJet Logo
9:50 am - 9:00 pm
YHZ
-
SEA
15h 10m
2 stops
WestJet Logo
7:35 pm - 10:45 am
SEA
-
YHZ
11h 10m
2 stops
$309WestJet
Sat, Jun 20 - Tue, Jun 30
WestJet Logo
9:50 am - 6:45 pm
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 pm - 8:10 am
SEA
-
YHZ
8h 35m
1 stop
$319WestJet
Sat, Sep 5 - Mon, Sep 14
WestJet Logo
3:35 pm - 9:00 pm
YHZ
-
SEA
9h 25m
1 stop
WestJet Logo
7:35 pm - 8:10 am
SEA
-
YHZ
8h 35m
1 stop
$321WestJet
Sat, Sep 5 - Mon, Sep 14
WestJet Logo
9:50 am - 6:45 pm
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 pm - 8:10 am
SEA
-
YHZ
8h 35m
1 stop
$322WestJet
Sat, Sep 5 - Mon, Sep 14
WestJet Logo
1:30 pm - 9:00 pm
YHZ
-
SEA
11h 30m
2 stops
WestJet Logo
7:35 pm - 8:10 am
SEA
-
YHZ
8h 35m
1 stop
$323WestJet
Mon, Jun 15 - Mon, Jun 22
WestJet Logo
9:50 am - 9:00 pm
YHZ
-
SEA
15h 10m
2 stops
WestJet Logo
7:00 am - 9:15 pm
SEA
-
YHZ
10h 15m
1 stop
$326WestJet
Thu, Jul 16 - Tue, Jul 21
WestJet Logo
9:50 am - 6:45 pm
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 pm - 10:45 am
SEA
-
YHZ
11h 10m
2 stops
$327WestJet
Sat, Sep 5 - Mon, Sep 14
WestJet Logo
3:35 pm - 9:00 pm
YHZ
-
SEA
9h 25m
1 stop
WestJet Logo
7:00 am - 7:10 pm
SEA
-
YHZ
8h 10m
1 stop
$329WestJet
Thu, Jul 16 - Mon, Jul 20
WestJet Logo
3:35 pm - 9:00 pm
YHZ
-
SEA
9h 25m
1 stop
WestJet Logo
7:00 am - 7:10 pm
SEA
-
YHZ
8h 10m
1 stop
$330WestJet
Sat, Jul 18 - Mon, Jul 20

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Air Canada flights from Halifax to Seattle

Our best Air Canada deals on Halifax to Seattle flight tickets
Air Canada
Sep 23
YHZ4:10 pmHalifax Intl
8h 54m
1 stop
SEA9:04 pmSeattle/Tacoma Intl
Sep 30
SEA8:00 amSeattle/Tacoma Intl
9h 54m
1 stop
YHZ9:54 pmHalifax Intl
$342
Air Canada
Jul 14
YHZ2:05 pmHalifax Intl
11h 02m
1 stop
SEA9:07 pmSeattle/Tacoma Intl
Jul 23
SEA8:00 amSeattle/Tacoma Intl
9h 54m
1 stop
YHZ9:54 pmHalifax Intl
$369
Air Canada
Jul 14
YHZ1:35 pmHalifax Intl
11h 32m
2 stops
SEA9:07 pmSeattle/Tacoma Intl
Jul 23
SEA8:00 amSeattle/Tacoma Intl
8h 04m
1 stop
YHZ8:04 pmHalifax Intl
$375

WestJet flights from Halifax to Seattle

Our best WestJet deals on Halifax to Seattle flight tickets
WestJet
Jun 20
YHZ9:50 amHalifax Intl
12h 55m
2 stops
SEA6:45 pmSeattle/Tacoma Intl
Jun 30
SEA7:00 amSeattle/Tacoma Intl
10h 15m
1 stop
YHZ9:15 pmHalifax Intl
$302
WestJet
Jun 20
YHZ9:50 amHalifax Intl
15h 10m
2 stops
SEA9:00 pmSeattle/Tacoma Intl
Jun 30
SEA7:35 pmSeattle/Tacoma Intl
11h 10m
2 stops
YHZ10:45 amHalifax Intl
$309
WestJet
Sep 5
YHZ9:50 amHalifax Intl
12h 55m
2 stops
SEA6:45 pmSeattle/Tacoma Intl
Sep 14
SEA7:35 pmSeattle/Tacoma Intl
8h 35m
1 stop
YHZ8:10 amHalifax Intl
$319

momondo 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, momondo users made 832,500 searches. Data last updated May 7, 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

Price

Cheapest round-trip

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 6/20

9:50 am-6:45 pm

2 stops12h 55m

Seattle/Tacoma Intl

Tue 6/30

7:00 am-9:15 pm

1 stop10h 15m

$302

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 6/20

9:50 am-9:00 pm

2 stops15h 10m

Seattle/Tacoma Intl

Tue 6/30

7:35 pm-10:45 am

2 stops11h 10m

$309

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 9/5

9:50 am-6:45 pm

2 stops12h 55m

Seattle/Tacoma Intl

Mon 9/14

7:35 pm-8:10 am

1 stop8h 35m

$319

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 9/5

3:35 pm-9:00 pm

1 stop9h 25m

Seattle/Tacoma Intl

Mon 9/14

7:35 pm-8:10 am

1 stop8h 35m

$321

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 9/5

9:50 am-6:45 pm

2 stops12h 55m

Seattle/Tacoma Intl

Mon 9/14

7:35 pm-8:10 am

1 stop8h 35m

$322

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 6/15

1:30 pm-9:00 pm

2 stops11h 30m

Seattle/Tacoma Intl

Mon 6/22

7:35 pm-8:10 am

1 stop8h 35m

$323

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Thu 7/16

9:50 am-9:00 pm

2 stops15h 10m

Seattle/Tacoma Intl

Tue 7/21

7:00 am-9:15 pm

1 stop10h 15m

$326

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 9/5

9:50 am-6:45 pm

2 stops12h 55m

Seattle/Tacoma Intl

Mon 9/14

7:35 pm-10:45 am

2 stops11h 10m

$327
Quickest round-trip

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Thu 7/16

3:35 pm-9:00 pm

1 stop9h 25m

Seattle/Tacoma Intl

Mon 7/20

7:00 am-7:10 pm

1 stop8h 10m

$329

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 7/18

3:35 pm-9:00 pm

1 stop9h 25m

Seattle/Tacoma Intl

Mon 7/20

7:00 am-7:10 pm

1 stop8h 10m

$330

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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How to get the cheapest flight ticket from Halifax to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Halifax and Seattle?

What is the cheapest month to fly to Seattle?

In general, March is the cheapest month to fly from Halifax to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $347. If you don’t want to visit Seattle in March, then you should wait until April to fly from Halifax, when ticket prices are also cheap, with an average price of $376.

Can stopping save me money on Halifax to Seattle flights?

You could potentially save up to 35% on your flight if you consider stops on a Halifax to Seattle flight.

When to book flights from Halifax to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Halifax to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Halifax to Seattle (YHZ to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Halifax to Seattle

Fastest flight time

8h 54m

Direct flights

None
The fastest flight from Halifax to Seattle takes 8h 54m
There are no direct flights from Halifax to Seattle. There are no popular flight routes from Halifax to Seattle.
Search flight deals

Frequently asked questions about flying from Halifax to Seattle

  • How far is Halifax Intl to Seattle/Tacoma Intl by plane?

    The straight-line distance from Halifax Intl to Seattle/Tacoma Intl is 2751.5 mi. 8h 54m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Halifax Intl Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Halifax Intl Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Halifax Intl Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Halifax Intl Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Halifax Intl Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Halifax to Seattle?

Best airlines flying from Halifax to Seattle

Compare and see reviews for airlines that fly from Halifax to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $144Free CancellationRating
7.1
11,004 reviews
Search Air Canada flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Redmond
Kent
Marysville
Puyallup
Tukwila
Lakewood
Cle Elum
Federal Way
Centralia
Fife
Shoreline
Westport
Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Halifax to Seattle?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Halifax.

Can I find flights from Halifax to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Halifax which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Halifax to Seattle?

Once all potential Halifax to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Halifax to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Halifax to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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