Question 1

What is the cheapest flight from Seattle to Saint John?

Accepted Answer

In the last 3 days, the lowest price for a flight from Seattle to Saint John was $283 for a one-way ticket and $576 for a round-trip. <a href='/flight-routes/Seattle-Tacoma-Intl-SEA/Saint-John-YSJ'>Visit our flight page for the latest deals!>/a>

Question 2

Do I need a passport to fly between Seattle and Saint John?

Accepted Answer

Yes <a href='/flight-routes/Seattle-Tacoma-Intl-SEA/Saint-John-YSJ'>Visit our flight page for the latest deals!>/a>

Question 3

Which airports will I be using when flying from Seattle to Saint John?

Accepted Answer

Seattle and Saint John are both served by 1 main airport. You will leave Seattle from Seattle/Tacoma Intl and will be arriving at Saint John. <a href='/flight-routes/Seattle-Tacoma-Intl-SEA/Saint-John-YSJ'>Visit our flight page for the latest deals!>/a>

Question 4

Which aircraft models fly most regularly from Seattle to Saint John?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 5

Which airline alliances offer flights from Seattle to Saint John?

Accepted Answer

Star Alliance is the only airline alliance operating flights between Seattle and Saint John.

Question 6

How does KAYAK find such low prices on flights from Seattle to Saint John?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Saint John. <a href='/flight-routes/Seattle-Tacoma-Intl-SEA/Saint-John-YSJ'>Visit our flight page for the latest deals!>/a>

Question 7

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Saint John?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Saint John from Seattle is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Seattle-Tacoma-Intl-SEA/Saint-John-YSJ'>Visit our flight page for the latest deals!>/a>

Question 8

What is the Hacker Fare option on flights from Seattle to Saint John?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Saint John with an airline and back to Seattle with another airline. Booking your flights between Seattle and YSJ can sometimes prove cheaper using this method. <a href='/flight-routes/Seattle-Tacoma-Intl-SEA/Saint-John-YSJ'>Visit our flight page for the latest deals!>/a>

Question 9

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Saint John?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Saint John from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Seattle-Tacoma-Intl-SEA/Saint-John-YSJ'>Visit our flight page for the latest deals!>/a>

Question 10

Which airlines provide the cheapest flights from Seattle to Saint John?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Seattle to Saint John were found on Air Canada ($591) and United Airlines ($881).

SEA - YSJ

$283 Find Cheap Flights from Seattle to Saint John

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Cheap Flight Deals from Seattle to Saint John (SEA-YSJ)

Recent round-trip flight deals from Seattle to Saint John

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KAYAK's insights & trends for Seattle to Saint John flights

Get data-powered insights and trends into flights from Seattle to Saint John to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Seattle to Saint John?

In the past 3 days, the cheapest round-trip tickets from Seattle to Saint John were found on Air Canada ($591) and United Airlines ($881).

Good to know

When to book flights from Seattle to Saint John

FAQs for booking flights from Seattle to Saint John

What is the cheapest flight from Seattle to Saint John?

In the last 3 days, the lowest price for a flight from Seattle to Saint John was $283 for a one-way ticket and $576 for a round-trip.

Do I need a passport to fly between Seattle and Saint John?

Yes

Which airports will I be using when flying from Seattle to Saint John?

Seattle and Saint John are both served by 1 main airport. You will leave Seattle from Seattle/Tacoma Intl and will be arriving at Saint John.

Which aircraft models fly most regularly from Seattle to Saint John?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Seattle to Saint John?

Star Alliance is the only airline alliance operating flights between Seattle and Saint John.

How does KAYAK find such low prices on flights from Seattle to Saint John?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Saint John.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Saint John?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Saint John from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Seattle to Saint John?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Saint John with an airline and back to Seattle with another airline. Booking your flights between Seattle and YSJ can sometimes prove cheaper using this method.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Saint John?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Saint John from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Seattle to Saint John

Information on your arrival and departure airports

Cabin class types available on flights from Seattle to Saint John

Complete your trip to Saint John with a hotel stay or car rental

Find direct flights to and from Seattle and Saint John

Flights to other popular destinations

Flights from domestic origins to Saint John

Choose which airport to fly into in Saint John