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Cheap flights from Halifax to Seattle from C$ 237

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 11/2. 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.
Air Canada Logo
5:35 a.m. - 2:31 p.m.
YHZ
-
SEA
12h 56m2 stops
Air Canada Logo
8:00 p.m. - 11:04 a.m.
SEA
-
YHZ
11h 04m2 stops
C$ 402Air Canada
Fri, 23 Jan - Tue, 27 Jan
Air Canada Logo
5:35 a.m. - 2:31 p.m.
YHZ
-
SEA
12h 56m2 stops
Air Canada Logo
8:10 a.m. - 10:26 p.m.
SEA
-
YHZ
10h 16m1 stop
C$ 413Air Canada
Fri, 23 Jan - Tue, 27 Jan
United Airlines Logo
3:15 p.m. - 11:41 a.m.
YHZ
-
SEA
24h 26m2 stops
United Airlines Logo
11:45 p.m. - 2:31 p.m.
SEA
-
YHZ
10h 46m1 stop
C$ 446United Airlines
Sat, 24 Jan - Mon, 26 Jan
Multiple Airlines Logo
10:40 p.m. - 7:17 p.m.
YHZ
-
SEA
24h 37m1 stop
Multiple Airlines Logo
7:55 a.m. - 1:41 a.m.
SEA
-
YHZ
13h 46m1 stop
C$ 454Multiple Airlines
Fri, 23 Jan - Tue, 27 Jan
Air Canada Logo
7:00 a.m. - 9:51 p.m.
YHZ
-
SEA
18h 51m1 stop
Air Canada Logo
8:00 p.m. - 11:00 a.m.
SEA
-
YHZ
11h 00m2 stops
C$ 458Air Canada
Mon, 30 Mar - Tue, 31 Mar
Air Canada Logo
4:00 p.m. - 10:16 p.m.
YHZ
-
SEA
10h 16m1 stop
Air Canada Logo
8:10 a.m. - 10:26 p.m.
SEA
-
YHZ
10h 16m1 stop
C$ 461Air Canada
Sat, 24 Jan - Mon, 26 Jan
WestJet Logo
8:20 a.m. - 2:19 p.m.
YHZ
-
SEA
9h 59m1 stop
WestJet Logo
3:10 p.m. - 7:28 a.m.
SEA
-
YHZ
12h 18m1 stop
C$ 497WestJet
Mon, 30 Mar - Tue, 31 Mar
WestJet Logo
8:20 a.m. - 2:19 p.m.
YHZ
-
SEA
9h 59m1 stop
WestJet Logo
3:10 p.m. - 7:28 a.m.
SEA
-
YHZ
12h 18m1 stop
C$ 498WestJet
Mon, 30 Mar - Tue, 31 Mar
Air Canada Logo
9:00 a.m. - 9:51 p.m.
YHZ
-
SEA
16h 51m2 stops
Air Canada Logo
5:50 a.m. - 7:45 p.m.
SEA
-
YHZ
9h 55m2 stops
C$ 501Air Canada
Mon, 30 Mar - Tue, 31 Mar
Air Canada Logo
5:05 a.m. - 3:03 p.m.
YHZ
-
SEA
13h 58m2 stops
Air Canada Logo
8:00 p.m. - 11:00 a.m.
SEA
-
YHZ
11h 00m2 stops
C$ 558Air Canada
Fri, 3 Apr - Sat, 11 Apr

WestJet flights from Halifax to Seattle

Our best WestJet deals on Halifax to Seattle flight tickets
WestJet
16 Apr
YHZ8:20 a.m.Halifax Intl
9h 59m
1 stop
SEA2:19 p.m.Seattle/Tacoma Intl
21 Apr
SEA3:10 p.m.Seattle/Tacoma Intl
34h 52m
2 stops
YHZ6:02 a.m.Halifax Intl
C$ 336
Find similar
WestJet
16 Apr
YHZ8:20 a.m.Halifax Intl
9h 59m
1 stop
SEA2:19 p.m.Seattle/Tacoma Intl
21 Apr
SEA3:10 p.m.Seattle/Tacoma Intl
12h 18m
1 stop
YHZ7:28 a.m.Halifax Intl
C$ 340
Find similar
WestJet
16 Apr
YHZ6:55 a.m.Halifax Intl
35h 24m
2 stops
SEA2:19 p.m.Seattle/Tacoma Intl
21 Apr
SEA3:10 p.m.Seattle/Tacoma Intl
34h 52m
2 stops
YHZ6:02 a.m.Halifax Intl
C$ 394
Find similar

Air Canada flights from Halifax to Seattle

Our best Air Canada deals on Halifax to Seattle flight tickets
Air Canada
23 Jan
YHZ5:35 a.m.Halifax Intl
12h 56m
2 stops
SEA2:31 p.m.Seattle/Tacoma Intl
27 Jan
SEA8:00 p.m.Seattle/Tacoma Intl
11h 04m
2 stops
YHZ11:04 a.m.Halifax Intl
C$ 402
Find similar
Air Canada
23 Jan
YHZ5:35 a.m.Halifax Intl
12h 56m
2 stops
SEA2:31 p.m.Seattle/Tacoma Intl
27 Jan
SEA8:10 a.m.Seattle/Tacoma Intl
10h 16m
1 stop
YHZ10:26 p.m.Halifax Intl
C$ 413
Find similar
Air Canada
30 Mar
YHZ9:00 a.m.Halifax Intl
16h 51m
2 stops
SEA9:51 p.m.Seattle/Tacoma Intl
31 Mar
SEA5:50 a.m.Seattle/Tacoma Intl
9h 55m
2 stops
YHZ7:45 p.m.Halifax Intl
C$ 458
Find similar

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 6 January 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

Fri 23/1

5:35 a.m.-2:31 p.m.

2 stops12h 56m

Seattle/Tacoma Intl

Tue 27/1

8:00 p.m.-11:04 a.m.

2 stops11h 04m

C$ 402

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Fri 23/1

5:35 a.m.-2:31 p.m.

2 stops12h 56m

Seattle/Tacoma Intl

Tue 27/1

8:10 a.m.-10:26 p.m.

1 stop10h 16m

C$ 413

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 24/1

3:15 p.m.-11:41 a.m.

2 stops24h 26m

Seattle/Tacoma Intl

Mon 26/1

11:45 p.m.-2:31 p.m.

1 stop10h 46m

C$ 446

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Fri 23/1

10:40 p.m.-7:17 p.m.

1 stop24h 37m

Seattle/Tacoma Intl

Tue 27/1

7:55 a.m.-1:41 a.m.

1 stop13h 46m

C$ 454

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 30/3

7:00 a.m.-9:51 p.m.

1 stop18h 51m

Seattle/Tacoma Intl

Tue 31/3

8:00 p.m.-11:00 a.m.

2 stops11h 00m

C$ 458

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Sat 24/1

4:00 p.m.-10:16 p.m.

1 stop10h 16m

Seattle/Tacoma Intl

Mon 26/1

8:10 a.m.-10:26 p.m.

1 stop10h 16m

C$ 461

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 30/3

8:20 a.m.-2:19 p.m.

1 stop9h 59m

Seattle/Tacoma Intl

Tue 31/3

3:10 p.m.-7:28 a.m.

1 stop12h 18m

C$ 497

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 30/3

8:20 a.m.-2:19 p.m.

1 stop9h 59m

Seattle/Tacoma Intl

Tue 31/3

3:10 p.m.-7:28 a.m.

1 stop12h 18m

C$ 498

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Mon 30/3

9:00 a.m.-9:51 p.m.

2 stops16h 51m

Seattle/Tacoma Intl

Tue 31/3

5:50 a.m.-7:45 p.m.

2 stops9h 55m

C$ 501

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Fri 3/4

5:05 a.m.-3:03 p.m.

2 stops13h 58m

Seattle/Tacoma Intl

Sat 11/4

8:00 p.m.-11:00 a.m.

2 stops11h 00m

C$ 558

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 February, then flying in June is also cheap. Prices for this month can be found on momondo for an average of C$ 547.

Can stopping save me money on Halifax to Seattle flights?

You could potentially save up to 4% 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

9h 59m

Direct flights

None
The fastest flight from Halifax to Seattle takes 9h 59m
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. 9h 59m 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$ 272Free CancellationRating
7.2
3,235 reviews
Search WestJet flights
United AirlinesPriceFrom C$ 516Free CancellationRating
7.4
9,132 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 529Free CancellationRating
7.1
10,597 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
Tacoma
Marysville
SeaTac
Redmond
Kirkland
Tukwila
Olympia
Ocean Shores
Bainbridge Island
Ellensburg
Gig Harbor
Renton
Mukilteo
Cle Elum
Centralia
Puyallup
Federal Way
Kent

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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