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Cheap flights from Seattle to Halifax from $99

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Halifax departing on 6/7. 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

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Find the cheapest flights from Seattle to Halifax

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m1 stop
WestJet Logo
3:30 pm - 8:28 pm
YHZ
-
SEA
8h 58m1 stop
$227WestJet
Mon, May 4 - Fri, May 8
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m1 stop
WestJet Logo
3:30 pm - 8:28 pm
YHZ
-
SEA
8h 58m1 stop
$229WestJet
Tue, May 19 - Sun, May 24
WestJet Logo
7:05 am - 7:10 pm
SEA
-
YHZ
8h 05m1 stop
WestJet Logo
3:30 pm - 8:28 pm
YHZ
-
SEA
8h 58m1 stop
$232WestJet
Sun, May 31 - Sun, Jun 7
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m1 stop
WestJet Logo
3:30 pm - 8:28 pm
YHZ
-
SEA
8h 58m1 stop
$241WestJet
Fri, May 1 - Fri, May 8
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m1 stop
WestJet Logo
3:30 pm - 8:28 pm
YHZ
-
SEA
8h 58m1 stop
$242WestJet
Fri, May 1 - Fri, May 8
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m1 stop
WestJet Logo
3:30 pm - 8:28 pm
YHZ
-
SEA
8h 58m1 stop
$246WestJet
Fri, May 1 - Fri, May 8
WestJet Logo
7:05 am - 9:15 pm
SEA
-
YHZ
10h 10m1 stop
WestJet Logo
10:00 am - 8:28 pm
YHZ
-
SEA
14h 28m2 stops
$249WestJet
Fri, May 1 - Fri, May 8
WestJet Logo
3:10 pm - 6:02 am
SEA
-
YHZ
10h 52m2 stops
WestJet Logo
8:20 am - 2:19 pm
YHZ
-
SEA
9h 59m1 stop
$250WestJet
Wed, Apr 8 - Tue, Apr 21
WestJet Logo
3:35 pm - 6:40 am
SEA
-
YHZ
11h 05m2 stops
WestJet Logo
10:00 am - 8:28 pm
YHZ
-
SEA
14h 28m2 stops
$265WestJet
Fri, May 1 - Fri, May 8
WestJet Logo
3:10 pm - 7:28 am
SEA
-
YHZ
12h 18m1 stop
WestJet Logo
8:20 am - 2:19 pm
YHZ
-
SEA
9h 59m1 stop
$266WestJet
Wed, Jan 28 - Wed, Feb 4

Air Canada flights from Seattle to Halifax

Our best Air Canada deals on Seattle to Halifax flight tickets
Air Canada
Apr 7
SEA8:00 pmSeattle/Tacoma Intl
11h 00m
2 stops
YHZ11:00 amHalifax Intl
Apr 23
YHZ1:00 pmHalifax Intl
13h 08m
2 stops
SEA10:08 pmSeattle/Tacoma Intl
$343
Air Canada
Apr 4
SEA8:00 amSeattle/Tacoma Intl
10h 09m
1 stop
YHZ10:09 pmHalifax Intl
Apr 25
YHZ1:00 pmHalifax Intl
13h 08m
2 stops
SEA10:08 pmSeattle/Tacoma Intl
$346
Air Canada
Jan 29
SEA8:10 amSeattle/Tacoma Intl
10h 16m
1 stop
YHZ10:26 pmHalifax Intl
Feb 5
YHZ5:35 amHalifax Intl
12h 56m
2 stops
SEA2:31 pmSeattle/Tacoma Intl
$349

American Airlines flights from Seattle to Halifax

Our best American Airlines deals on Seattle to Halifax flight tickets
American Airlines
Jan 15
SEA9:45 pmSeattle/Tacoma Intl
18h 27m
3 stops
YHZ8:12 pmHalifax Intl
Jan 22
YHZ6:30 amHalifax Intl
16h 34m
2 stops
SEA7:04 pmSeattle/Tacoma Intl
$972
American Airlines
Jan 15
SEA9:45 pmSeattle/Tacoma Intl
18h 27m
3 stops
YHZ8:12 pmHalifax Intl
Jan 22
YHZ6:30 amHalifax Intl
19h 50m
2 stops
SEA10:20 pmSeattle/Tacoma Intl
$997
American Airlines
Jan 15
SEA9:45 pmSeattle/Tacoma Intl
18h 27m
3 stops
YHZ8:12 pmHalifax Intl
Jan 22
YHZ6:30 amHalifax Intl
19h 29m
3 stops
SEA9:59 pmSeattle/Tacoma Intl
$1,295

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Halifax 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 January 8, 2026.
Use the filters below to find and compare flights from Seattle to Halifax that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 5/4

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/8

3:30 pm-8:28 pm

1 stop8h 58m

$227

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Tue 5/19

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Sun 5/24

3:30 pm-8:28 pm

1 stop8h 58m

$229

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sun 5/31

7:05 am-7:10 pm

1 stop8h 05m

Halifax Intl

Sun 6/7

3:30 pm-8:28 pm

1 stop8h 58m

$232

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 5/1

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/8

3:30 pm-8:28 pm

1 stop8h 58m

$241

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 5/1

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/8

3:30 pm-8:28 pm

1 stop8h 58m

$242

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 5/1

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/8

3:30 pm-8:28 pm

1 stop8h 58m

$246

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 5/1

7:05 am-9:15 pm

1 stop10h 10m

Halifax Intl

Fri 5/8

10:00 am-8:28 pm

2 stops14h 28m

$249

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 4/8

3:10 pm-6:02 am

2 stops10h 52m

Halifax Intl

Tue 4/21

8:20 am-2:19 pm

1 stop9h 59m

$250

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 5/1

3:35 pm-6:40 am

2 stops11h 05m

Halifax Intl

Fri 5/8

10:00 am-8:28 pm

2 stops14h 28m

$265

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Wed 1/28

3:10 pm-7:28 am

1 stop12h 18m

Halifax Intl

Wed 2/4

8:20 am-2:19 pm

1 stop9h 59m

$266

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 Halifax from

How to get the cheapest flight ticket from Seattle to Halifax

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

How far in advance should I book a flight to Halifax?

You are more likely to see cheaper flights to Halifax from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Halifax for around $569 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Halifax from Seattle for as low as $277 on momondo.

Can stopping save me money on Seattle to Halifax flights?

You could potentially save up to 47% on your flight if you consider stops on a Seattle to Halifax flight.

When to book flights from Seattle to Halifax

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

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

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

Fastest flight time

10h 10m

Direct flights

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

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

    Halifax Intl is 2751.5 mi away from Seattle/Tacoma Intl. A reasonable flight in good conditions will take 10h 10m.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport are updated daily.

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

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

  • What documentation or ID do you need to fly to Halifax Intl Airport?

    The required travel and health documents for your Halifax 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 Halifax 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 Seattle to Halifax?

Best airlines flying from Seattle to Halifax

Compare and see reviews for airlines that fly from Seattle to Halifax with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $203Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
WestJetPriceFrom $288Free CancellationRating
7.2
3,235 reviews
Search WestJet flights
Air CanadaPriceFrom $346Free CancellationRating
7.1
10,603 reviews
Search Air Canada flights

Traveling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Lunenburg
Truro
Windsor
Bridgewater
Liverpool
Enfield

Why use momondo?

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

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

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

All flight searches from Seattle to Halifax on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Seattle and Halifax by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Seattle to Halifax flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Halifax trip

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