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Cheap flights from Halifax to Seattle from C$ 229

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 10/5. 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

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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 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 8:10 a.m.
SEA
-
YHZ
8h 35m
1 stop
C$ 313WestJet
Wed, 29 Apr - Mon, 11 May
WestJet Logo
9:50 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 8:10 a.m.
SEA
-
YHZ
8h 35m
1 stop
C$ 324WestJet
Sun, 26 Apr - Mon, 11 May
WestJet Logo
9:50 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 8:10 a.m.
SEA
-
YHZ
8h 35m
1 stop
C$ 326WestJet
Wed, 29 Apr - Sun, 10 May
WestJet Logo
9:50 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 8:10 a.m.
SEA
-
YHZ
8h 35m
1 stop
C$ 328WestJet
Mon, 27 Apr - Thu, 30 Apr
WestJet Logo
9:50 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 8:10 a.m.
SEA
-
YHZ
8h 35m
1 stop
C$ 330WestJet
Mon, 27 Apr - Thu, 30 Apr
WestJet Logo
9:50 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 10:45 a.m.
SEA
-
YHZ
11h 10m
2 stops
C$ 336WestJet
Mon, 27 Apr - Thu, 30 Apr
WestJet Logo
9:50 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 10:45 a.m.
SEA
-
YHZ
11h 10m
2 stops
C$ 338WestJet
Mon, 27 Apr - Thu, 30 Apr
WestJet Logo
9:50 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 8:10 a.m.
SEA
-
YHZ
8h 35m
1 stop
C$ 351WestJet
Tue, 28 Apr - Mon, 11 May
WestJet Logo
9:50 a.m. - 6:45 p.m.
YHZ
-
SEA
12h 55m
2 stops
WestJet Logo
7:35 p.m. - 8:10 a.m.
SEA
-
YHZ
8h 35m
1 stop
C$ 357WestJet
Wed, 20 May - Wed, 8 Jul
WestJet Logo
6:15 p.m. - 9:40 a.m.
YHZ
-
SEA
19h 25m
1 stop
WestJet Logo
7:35 p.m. - 8:10 a.m.
SEA
-
YHZ
8h 35m
1 stop
C$ 362WestJet
Wed, 29 Apr - Mon, 11 May

WestJet flights from Halifax to Seattle

Our best WestJet deals on Halifax to Seattle flight tickets
WestJet
29 Apr
YHZ9:50 a.m.Halifax Intl
12h 55m
2 stops
SEA6:45 p.m.Seattle/Tacoma Intl
11 May
SEA7:35 p.m.Seattle/Tacoma Intl
8h 35m
1 stop
YHZ8:10 a.m.Halifax Intl
C$ 313
WestJet
26 Apr
YHZ9:50 a.m.Halifax Intl
12h 55m
2 stops
SEA6:45 p.m.Seattle/Tacoma Intl
11 May
SEA7:35 p.m.Seattle/Tacoma Intl
8h 35m
1 stop
YHZ8:10 a.m.Halifax Intl
C$ 324
WestJet
29 Apr
YHZ9:50 a.m.Halifax Intl
12h 55m
2 stops
SEA6:45 p.m.Seattle/Tacoma Intl
10 May
SEA7:35 p.m.Seattle/Tacoma Intl
8h 35m
1 stop
YHZ8:10 a.m.Halifax Intl
C$ 326

Air Canada flights from Halifax to Seattle

Our best Air Canada deals on Halifax to Seattle flight tickets
Air Canada
28 Apr
YHZ9:00 a.m.Halifax Intl
14h 20m
2 stops
SEA7:20 p.m.Seattle/Tacoma Intl
13 May
SEA7:20 p.m.Seattle/Tacoma Intl
12h 30m
2 stops
YHZ11:50 a.m.Halifax Intl
C$ 440
Air Canada
30 Apr
YHZ11:20 a.m.Halifax Intl
14h 33m
2 stops
SEA9:53 p.m.Seattle/Tacoma Intl
12 May
SEA7:20 p.m.Seattle/Tacoma Intl
12h 30m
2 stops
YHZ11:50 a.m.Halifax Intl
C$ 444
Air Canada
31 Mar
YHZ4:15 p.m.Halifax Intl
9h 38m
1 stop
SEA9:53 p.m.Seattle/Tacoma Intl
7 Apr
SEA8:00 p.m.Seattle/Tacoma Intl
11h 00m
2 stops
YHZ11:00 a.m.Halifax Intl
C$ 447

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 96,600 searches. Data last updated 17 February 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

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 29/4

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Mon 11/5

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 313

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sun 26/4

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Mon 11/5

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 324

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 29/4

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Sun 10/5

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 326

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 27/4

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Thu 30/4

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 328

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 27/4

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Thu 30/4

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 330

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 27/4

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Thu 30/4

7:35 p.m.-10:45 a.m.

2 stops11h 10m

C$ 336

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 27/4

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Thu 30/4

7:35 p.m.-10:45 a.m.

2 stops11h 10m

C$ 338

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Tue 28/4

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Mon 11/5

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 351

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 20/5

9:50 a.m.-6:45 p.m.

2 stops12h 55m

Seattle/Tacoma Intl

Wed 8/7

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 357

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 29/4

6:15 p.m.-9:40 a.m.

1 stop19h 25m

Seattle/Tacoma Intl

Mon 11/5

7:35 p.m.-8:10 a.m.

1 stop8h 35m

C$ 362

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

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 cheapest month to fly to Seattle?

If you aren’t able to travel to Seattle during the month of July, then flying in June is also cheap. Prices for this month can be found on momondo for an average of C$ 563.

Can stopping save me money on Halifax to Seattle flights?

You could potentially save up to 67% 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

10h 32m

Direct flights

None
The fastest flight from Halifax to Seattle takes 10h 32m
There are no direct flights from Halifax to Seattle. There are no popular flight routes from Halifax to Seattle.
Search flight deals

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

    The straight-line distance from Halifax Intl to Seattle/Tacoma Intl is 4428.0 km. 10h 32m 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?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • 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
WestJetPriceFrom C$ 269Free CancellationRating
7.2
3,266 reviews
Search WestJet flights
United AirlinesPriceFrom C$ 511Free CancellationRating
7.4
9,308 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 523Free CancellationRating
7.1
10,723 reviews
Search Air Canada flights

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Lynnwood
Leavenworth
SeaTac
Tacoma
Marysville
Redmond
Kirkland
Tukwila
Olympia
Ocean Shores
Bainbridge Island
Ellensburg
Gig Harbor
Renton
Cle Elum
Centralia
Puyallup
Kent
Edmonds
Federal Way

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Halifax to Seattle. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Seattle from Halifax on momondo can be compared and filtered by various policies on offer, including flexible booking.

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 simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Halifax and alert you when they change.

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