HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
St John

$541+ Cheap flights from Washington, D.C. (WAS) to Saint John (YSJ)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — YSJ
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to St John with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington, D.C. to St John

Cheapest flights from Washington, D.C. to St John
Explore the most affordable flight options available from Washington, D.C. to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:45 am
IAD
-
YSJ
1 stop5h 05m
Air Canada
Wed 7/812:20 pm
YSJ
-
IAD
1 stop9h 04m
Air Canada
Deal found 2/10$541
This deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/19:40 am
DCA
-
YSJ
1 stop5h 10m
Air Canada
Wed 7/84:30 pm
YSJ
-
DCA
1 stop6h 18m
Air Canada
Deal found 2/10$541
This Air Canada deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:45 am
IAD
-
YSJ
1 stop4h 55m
Air Canada
Fri 10/304:20 pm
YSJ
-
IAD
1 stop5h 34m
Air Canada
Deal found 2/9$588
This Air Canada deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:00 am
DCA
-
YSJ
1 stop11h 50m
Air Canada
Sat 9/54:30 pm
YSJ
-
DCA
1 stop6h 18m
Air Canada
Deal found 2/9$594
This Air Canada deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:59 am
DCA
-
YSJ
2 stops7h 41m
Air Canada
Fri 10/304:20 pm
YSJ
-
DCA
1 stop5h 40m
Air Canada
Deal found 2/9$602
This Air Canada deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/296:00 am
DCA
-
YSJ
1 stop4h 15m
Air Canada
Sun 4/55:35 am
YSJ
-
DCA
1 stop13h 28m
Air Canada
Deal found 2/12$634
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:30 am
DCA
-
YSJ
2 stops8h 20m
United Airlines
Sat 9/54:30 pm
YSJ
-
DCA
1 stop6h 18m
United Airlines
Deal found 2/9$660
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/284:25 pm
IAD
-
YSJ
1 stop6h 25m
United Airlines
Sat 9/54:30 pm
YSJ
-
IAD
2 stops8h 29m
United Airlines
Deal found 2/9$671
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am
IAD
-
YSJ
2 stops8h 40m
United Airlines
Fri 10/304:20 pm
YSJ
-
IAD
2 stops7h 40m
United Airlines
Deal found 2/9$699
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am
DCA
-
YSJ
2 stops8h 40m
United Airlines
Fri 10/305:25 am
YSJ
-
DCA
2 stops8h 17m
United Airlines
Deal found 2/9$704
This Air Canada deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/285:46 pm
IAD
-
YSJ
1 stop16h 29m
Air Canada
Sat 4/45:35 am
YSJ
-
IAD
1 stop11h 04m
Air Canada
Deal found 2/10$749
This United Airlines deal was found by Cheapflights users on 2/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:17 am
BWI
-
YSJ
2 stops8h 33m
United Airlines
Sat 8/295:40 am
YSJ
-
BWI
2 stops16h 17m
United Airlines
Deal found 2/9$802

Find flight deals from Washington, D.C. to St John

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to St John (YSJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$541
Provider with most accurate pricing for Washington, D.C. (WAS)-Saint John flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Saint John flights.
Search Deals
From Washington, D.C. (WAS) to Saint John
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to St 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, Cheapflights users made 2,558,603 searches. Data last updated February 13, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Saint John that are best for you.

Fly from

Washington, D.C.

Fly to

St John

Route

Depart

Return

Price

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Wed 7/1

9:45 am-3:50 pm

1 stop5h 05m

Saint John

Wed 7/8

12:20 pm-8:24 pm

1 stop9h 04m

$541

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Wed 7/1

9:40 am-3:50 pm

1 stop5h 10m

Saint John

Wed 7/8

4:30 pm-9:48 pm

1 stop6h 18m

$541

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sun 3/29

6:00 am-11:15 am

1 stop4h 15m

Saint John

Sun 4/5

5:35 am-6:03 pm

1 stop13h 28m

$634

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Sat 3/28

5:46 pm-11:15 am

1 stop16h 29m

Saint John

Sat 4/4

5:35 am-3:39 pm

1 stop11h 04m

$749

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Sat 3/28

5:55 pm-11:15 am

2 stops16h 20m

Saint John

Sat 4/4

5:35 am-3:39 pm

1 stop11h 04m

$814

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Fri 3/27

6:00 am-3:40 pm

1 stop8h 40m

Saint John

Fri 4/3

11:55 am-3:30 pm

1 stop4h 35m

$822

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sat 3/28

8:40 pm-10:49 am

1 stop13h 09m

Saint John

Sat 4/4

5:35 am-5:25 pm

2 stops12h 50m

$849

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Fri 3/27

6:30 pm-3:35 pm

2 stops20h 05m

Saint John

Fri 4/3

5:35 am-10:43 pm

2 stops18h 08m

$890

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

  • Most accurate provider: When it comes to deals on Washington, D.C.-Saint John flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Saint John flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Saint John flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Saint John flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Saint John flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to St John

Have a flexible travel schedule? Discover the best time to fly to St John from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Saint John
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to St John. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Saint John from Washington, D.C.?

    Saint John (YSJ), located 9.4 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Saint John. 0 airlines have flights to Saint John from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Saint John should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. per day.

  • How long is the flight from Washington, D.C. to Saint John?

    Air Canada and United Airlines can get you from Washington, D.C. to Saint John in just under 5h 05m. Your travel time can differ by up to 11h 15m. There are 736 mi between Washington, D.C. and Saint John. This flight may include one or multiple stops.

  • What are the most popular routes from Washington, D.C. to Saint John?

    The most popular flight routes from Washington, D.C. to Saint John are Washington, D.C. Dulles Intl - Saint John, Baltimore/Washington - Saint John and Washington, D.C. Reagan-National - Saint John.

  • Can I find deals for flights from Washington, D.C. to St John that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to St John flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to St John?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to St John.

  • Can I find deals for business class flights from Washington, D.C. to St John?

    Yes. Cheapflights offers flight deals from Washington, D.C. to St John by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2026 Cheapflights