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Cheap flights from Washington to Saint John from $796

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Saint John departing on 4/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:10 am - 11:10 amSEA-YSJ
21h 00m2 stops
Air Canada Logo
5:40 am - 3:03 pmYSJ-SEA
13h 23m2 stops
$796Air Canada
Find Deal
Wed, Apr 1 - Sun, Apr 5
Air Canada Logo
8:00 am - 11:29 pmSEA-YSJ
11h 29m1 stop
Air Canada Logo
5:40 am - 10:08 pmYSJ-SEA
20h 28m2 stops
$973Air Canada
Find Deal
Wed, Apr 1 - Sun, Apr 5
Air Canada Logo
8:00 am - 11:29 pmSEA-YSJ
11h 29m1 stop
Air Canada Logo
5:40 am - 3:03 pmYSJ-SEA
13h 23m2 stops
$974Air Canada
Find Deal
Wed, Apr 1 - Sun, Apr 5

Air Canada flights from State of Washington to Saint John

Our best Air Canada deals on State of Washington to Saint John flight tickets
Air Canada
Apr 1
SEA10:10 amSeattle/Tacoma Intl
21h 00m
2 stops
YSJ11:10 amSaint John
Apr 5
YSJ5:40 amSaint John
13h 23m
2 stops
SEA3:03 pmSeattle/Tacoma Intl
$796
Find similar
Air Canada
Apr 1
SEA8:00 amSeattle/Tacoma Intl
11h 29m
1 stop
YSJ11:29 pmSaint John
Apr 5
YSJ5:40 amSaint John
20h 28m
2 stops
SEA10:08 pmSeattle/Tacoma Intl
$973
Find similar
Air Canada
Apr 1
SEA8:00 amSeattle/Tacoma Intl
11h 29m
1 stop
YSJ11:29 pmSaint John
Apr 5
YSJ5:40 amSaint John
13h 23m
2 stops
SEA3:03 pmSeattle/Tacoma Intl
$974
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Saint John 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 November 6, 2025.
Use the filters below to find and compare flights from Washington to Saint John that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Wed 4/1

10:10 am-11:10 am

2 stops21h 00m

Saint John

Sun 4/5

5:40 am-3:03 pm

2 stops13h 23m

$796

SeattleSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Wed 4/1

8:00 am-11:29 pm

1 stop11h 29m

Saint John

Sun 4/5

5:40 am-10:08 pm

2 stops20h 28m

$973

SeattleSaint John

SEA - YSJ

SEAYSJ

Seattle/Tacoma Intl

Wed 4/1

8:00 am-11:29 pm

1 stop11h 29m

Saint John

Sun 4/5

5:40 am-3:03 pm

2 stops13h 23m

$974

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap State of Washington to Saint John flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Saint John

Direct flights

None
There are no direct flights from State of Washington to Saint John. There are no popular flight routes from State of Washington to Saint John.
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  • When did momondo last update prices for flights from Washington to Saint John Airport?

    Prices for flights from Washington to Saint John Airport refresh daily.

  • How old do you have to be to fly from Washington to Saint John Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Saint John Airport.

  • What documentation or ID do you need to fly to Saint John Airport?

    The travel and health documents you'll need for your trip to Saint John Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint John Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from State of Washington to Saint John?

    Confirm your travel details to search for the latest offers for flights from State of Washington to Saint John. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from State of Washington to Saint John with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Saint John?

Book flights to Saint John if you plan to visit one of these locations
Bridgetown

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Saint John?

It is quick and easy to find Washington to Saint John flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint John that suits you.

Can I find flights from Washington to Saint John with flexible booking policies on momondo?

momondo does allow users to show only those flights to Saint John from Washington which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington to Saint John?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Saint John.

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

Price alerts on flights to Saint John from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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