What is the cheapest airline that flies from Halifax Intl to Seattle/Tacoma Intl?

Air Canada, WestJet, and United Airlines are the most popular carriers operating from Halifax Intl to Seattle/Tacoma Intl

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 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.

$249 Cheap Flights from Halifax to Seattle in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from $471 to $543. The lowest price recently found on this route was $376.

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Halifax to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:05 am - 6:52 pmYHZ-SEA

17h 47m2 stops

5:05 am - 12:26 amSEA-YHZ

15h 21m2 stops

$376United Airlines

Find Deal

Wed, Nov 12 - Fri, Nov 14

7:00 am - 10:16 pmYHZ-SEA

19h 16m1 stop

5:05 am - 12:26 amSEA-YHZ

15h 21m2 stops

$406United Airlines

Find Deal

Wed, Nov 12 - Fri, Nov 14

5:35 am - 2:31 pmYHZ-SEA

12h 56m2 stops

8:00 pm - 11:04 amSEA-YHZ

11h 04m2 stops

$448Air Canada

Find Deal

Thu, Nov 27 - Mon, Dec 1

5:35 am - 2:31 pmYHZ-SEA

12h 56m2 stops

8:10 am - 10:11 pmSEA-YHZ

10h 01m1 stop

$455Air Canada

Find Deal

Thu, Nov 27 - Mon, Dec 1

8:20 am - 2:20 pmYHZ-SEA

10h 00m1 stop

7:57 am - 9:55 pmSEA-YHZ

9h 58m1 stop

$490Multiple Airlines

Find Deal

Thu, Nov 27 - Mon, Dec 1

6:00 am - 2:20 pmYHZ-SEA

36h 20m2 stops

3:10 pm - 6:03 amSEA-YHZ

10h 53m2 stops

$512WestJet

Find Deal

Wed, Dec 10 - Wed, Dec 17

1:10 pm - 10:25 amYHZ-SEA

25h 15m2 stops

12:59 am - 12:22 amSEA-YHZ

19h 23m2 stops

$610American Airlines

Find Deal

Wed, Nov 12 - Thu, Nov 13

9:00 am - 10:28 pmYHZ-SEA

17h 28m2 stops

5:50 am - 11:04 amSEA-YHZ

25h 14m2 stops

$720Multiple Airlines

Find Deal

Fri, Nov 7 - Tue, Nov 11

6:30 am - 8:39 pmYHZ-SEA

18h 09m3 stops

5:00 pm - 8:12 pmSEA-YHZ

23h 12m2 stops

$723American Airlines

Find Deal

Wed, Nov 12 - Fri, Nov 14

6:00 am - 4:44 pmYHZ-SEA

14h 44m2 stops

10:55 pm - 1:42 amSEA-YHZ

22h 47m2 stops

$806WestJet

Find Deal

Thu, Nov 6 - Thu, Nov 6

United Airlines flights from Halifax to Seattle

Our best United Airlines deals on Halifax to Seattle flight tickets

United Airlines

Nov 12

YHZ5:05 amHalifax Intl

17h 47m

2 stops

SEA6:52 pmSeattle/Tacoma Intl

Nov 14

SEA5:05 amSeattle/Tacoma Intl

15h 21m

2 stops

YHZ12:26 amHalifax Intl

$376

Find similar

United Airlines

Nov 12

YHZ7:00 amHalifax Intl

19h 16m

1 stop

SEA10:16 pmSeattle/Tacoma Intl

Nov 14

SEA5:05 amSeattle/Tacoma Intl

15h 21m

2 stops

YHZ12:26 amHalifax Intl

$406

Find similar

United Airlines

Nov 12

YHZ7:00 amHalifax Intl

19h 16m

1 stop

SEA10:16 pmSeattle/Tacoma Intl

Nov 14

SEA8:10 amSeattle/Tacoma Intl

12h 16m

1 stop

YHZ12:26 amHalifax Intl

$442

Find similar

Air Canada flights from Halifax to Seattle

Our best Air Canada deals on Halifax to Seattle flight tickets

Air Canada

Nov 27

YHZ5:35 amHalifax Intl

12h 56m

2 stops

SEA2:31 pmSeattle/Tacoma Intl

Dec 1

SEA8:00 pmSeattle/Tacoma Intl

11h 04m

2 stops

YHZ11:04 amHalifax Intl

$448

Find similar

Air Canada

Nov 27

YHZ5:35 amHalifax Intl

12h 56m

2 stops

SEA2:31 pmSeattle/Tacoma Intl

Dec 1

SEA8:10 amSeattle/Tacoma Intl

10h 01m

1 stop

YHZ10:11 pmHalifax Intl

$455

Find similar

Air Canada

Dec 10

YHZ5:35 amHalifax Intl

12h 56m

2 stops

SEA2:31 pmSeattle/Tacoma Intl

Dec 17

SEA8:10 amSeattle/Tacoma Intl

10h 16m

1 stop

YHZ10:26 pmHalifax Intl

$460

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 11/12

5:05 am-6:52 pm

2 stops17h 47m

Seattle/Tacoma Intl

Fri 11/14

5:05 am-12:26 am

2 stops15h 21m

$376

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 11/12

7:00 am-10:16 pm

1 stop19h 16m

Seattle/Tacoma Intl

Fri 11/14

5:05 am-12:26 am

2 stops15h 21m

$406

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Thu 11/27

5:35 am-2:31 pm

2 stops12h 56m

Seattle/Tacoma Intl

Mon 12/1

8:00 pm-11:04 am

2 stops11h 04m

$448

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Thu 11/27

5:35 am-2:31 pm

2 stops12h 56m

Seattle/Tacoma Intl

Mon 12/1

8:10 am-10:11 pm

1 stop10h 01m

$455

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Thu 11/27

8:20 am-2:20 pm

1 stop10h 00m

Seattle/Tacoma Intl

Mon 12/1

7:57 am-9:55 pm

1 stop9h 58m

$490

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 12/10

6:00 am-2:20 pm

2 stops36h 20m

Seattle/Tacoma Intl

Wed 12/17

3:10 pm-6:03 am

2 stops10h 53m

$512

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 11/12

1:10 pm-10:25 am

2 stops25h 15m

Seattle/Tacoma Intl

Thu 11/13

12:59 am-12:22 am

2 stops19h 23m

$610

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Fri 11/7

9:00 am-10:28 pm

2 stops17h 28m

Seattle/Tacoma Intl

Tue 11/11

5:50 am-11:04 am

2 stops25h 14m

$720

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Wed 11/12

6:30 am-8:39 pm

3 stops18h 09m

Seattle/Tacoma Intl

Fri 11/14

5:00 pm-8:12 pm

2 stops23h 12m

$723

HalifaxSeattle

YHZ - SEA

YHZSEA

Halifax Intl

Thu 11/6

6:00 am-4:44 pm

2 stops14h 44m

Seattle/Tacoma Intl

Thu 11/6

10:55 pm-1:42 am

2 stops22h 47m

$806

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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, February 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 $388. If you don’t want to visit Seattle in February, then you should wait until June to fly from Halifax, when ticket prices are also cheap, with an average price of $413.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Halifax is on a Friday. momondo users have found tickets for Friday departures for as low as $518. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Halifax because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $780.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Halifax in the morning is the least expensive time of day to depart. momondo users have found prices as low as $432 when looking at flights departing in the morning. Flights to Seattle are more costly in the afternoon, with an average ticket price of $625. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Halifax to Seattle flights?

You could potentially save up to 40% 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

Direct flights	None

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 2751.5 mi. 10h 00m 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 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.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Federal Way

Lakewood

Cle Elum

Fife

Centralia

Kirkland

Shoreline

Westport

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.