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$670+ Cheap flights from Reagan-National (DCA) to Saint John (YSJ)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YSJ
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Reagan-National to St John

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 August 20, 2025.

Round-trip from

$649
(Air Canada)
From Washington, D.C. Reagan-National to Saint John
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Find flight deals from Reagan-National to St John

Cheapest flights from Reagan-National to St John
Explore the most affordable flight options available from Reagan-National to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Air Canada deal was found by Cheapflights users on 8/18. 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.
Wed 9/248:40 pmDCA - YSJ
1 stop20h 06mAir Canada
Tue 9/306:40 pmYSJ - DCA
1 stop4h 54mAir Canada
Deal found 8/18$671
This United deal was found by Cheapflights users on 8/18. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/244:35 pmDCA - YSJ
1 stop17h 14mMultiple Airlines
Tue 9/305:55 amYSJ - DCA
2 stops10h 56mMultiple Airlines
Deal found 8/18$880
This Air Canada deal was found by Cheapflights users on 8/17. 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 8/296:50 pmDCA - YSJ
1 stop22h 15mAir Canada
Mon 9/16:35 pmYSJ - DCA
1 stop15h 24mAir Canada
Deal found 8/17$1,023
This United deal was found by Cheapflights users on 8/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/299:40 amDCA - YSJ
1 stop24h 15mMultiple Airlines
Mon 9/15:55 amYSJ - DCA
2 stops7h 08mMultiple Airlines
Deal found 8/17$1,136

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 August 20, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Saint John that are best for you.

Fly from

Reagan-National

Fly to

St John

Route

Depart

Return

Price

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Wed 9/24

8:40 pm-5:46 pm

1 stop20h 06m

Saint John

Tue 9/30

6:40 pm-10:34 pm

1 stop4h 54m

$671

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Wed 9/24

4:35 pm-10:49 am

1 stop17h 14m

Saint John

Tue 9/30

5:55 am-3:51 pm

2 stops10h 56m

$880

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Fri 8/29

6:50 pm-6:05 pm

1 stop22h 15m

Saint John

Mon 9/1

6:35 pm-8:59 am

1 stop15h 24m

$1,023

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Fri 8/29

9:40 am-10:55 am

1 stop24h 15m

Saint John

Mon 9/1

5:55 am-12:03 pm

2 stops7h 08m

$1,136

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sat 8/23

6:00 am-6:05 pm

2 stops11h 05m

$670

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Best time to book a flight from Reagan-National to St John

Have a flexible travel schedule? Discover the best time to fly to St John from Reagan-National 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.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National?

    Saint John (YSJ) is the airport you will fly into if you book a flight from Washington, D.C. Reagan-National to Saint John. You should not have trouble finding flights to Saint John from Washington, D.C. Reagan-National; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Saint John airport from Washington, D.C. Reagan-National. It is only a 9.4 mi journey from Saint John (YSJ) to Saint John’s city center.

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

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Saint John in 20h 06m. Fly via Air Canada to get the fastest option. Washington, D.C. Reagan-National Airport and Saint John are separated by a distance of 724 mi.

  • Can I find deals for flights from Reagan-National to St John that include hotel bookings?

    Yes. In addition to deals on Reagan-National to St John flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to St John?

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

  • Can I find deals for business class flights from Reagan-National to St John?

    Yes. Cheapflights offers flight deals from Reagan-National 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.

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