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Cheap flights from Washington, D.C. Reagan-National Airport to Saint John from $605

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, D.C. Reagan-National Airport to Saint John departing on 5/3. 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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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Saint John

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:40 am - 3:40 pm
DCA
-
YSJ
5h 00m
1 stop
Air Canada Logo
4:30 pm - 9:55 pm
YSJ
-
DCA
6h 25m
1 stop
$605Air Canada
Sun, May 3 - Sun, May 10
Air Canada Logo
6:59 am - 3:40 pm
DCA
-
YSJ
7h 41m
2 stops
Air Canada Logo
4:30 pm - 9:55 pm
YSJ
-
DCA
6h 25m
1 stop
$609Air Canada
Sun, May 3 - Sun, May 10
Air Canada Logo
9:40 am - 3:50 pm
DCA
-
YSJ
5h 10m
1 stop
Air Canada Logo
4:30 pm - 9:48 pm
YSJ
-
DCA
6h 18m
1 stop
$663Air Canada
Mon, Aug 17 - Mon, Aug 24
Air Canada Logo
6:55 pm - 12:55 am
DCA
-
YSJ
5h 00m
1 stop
Air Canada Logo
4:30 pm - 9:48 pm
YSJ
-
DCA
6h 18m
1 stop
$668Air Canada
Mon, Aug 10 - Tue, Aug 18
Air Canada Logo
6:55 pm - 12:55 am
DCA
-
YSJ
5h 00m
1 stop
Air Canada Logo
5:00 am - 8:52 am
YSJ
-
DCA
4h 52m
1 stop
$673Air Canada
Mon, Aug 10 - Thu, Aug 20
Air Canada Logo
6:59 am - 3:50 pm
DCA
-
YSJ
7h 51m
2 stops
Air Canada Logo
4:30 pm - 9:48 pm
YSJ
-
DCA
6h 18m
1 stop
$677Air Canada
Mon, Aug 17 - Fri, Aug 21
Air Canada Logo
6:59 am - 3:50 pm
DCA
-
YSJ
7h 51m
2 stops
Air Canada Logo
12:50 pm - 6:12 pm
YSJ
-
DCA
6h 22m
1 stop
$682Air Canada
Sat, Aug 15 - Thu, Aug 20
Air Canada Logo
6:59 am - 3:50 pm
DCA
-
YSJ
7h 51m
2 stops
Air Canada Logo
4:30 pm - 10:31 pm
YSJ
-
DCA
7h 01m
2 stops
$690Air Canada
Sun, Aug 9 - Wed, Aug 19
Air Canada Logo
6:59 am - 12:55 am
DCA
-
YSJ
16h 56m
1 stop
Air Canada Logo
4:30 pm - 9:48 pm
YSJ
-
DCA
6h 18m
1 stop
$693Air Canada
Fri, Aug 14 - Mon, Aug 17
Air Canada Logo
6:59 am - 12:55 am
DCA
-
YSJ
16h 56m
1 stop
Air Canada Logo
5:00 am - 8:52 am
YSJ
-
DCA
4h 52m
1 stop
$698Air Canada
Fri, Aug 14 - Sun, Aug 16

Air Canada flights from Washington, D.C. Reagan-National Airport to Saint John

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Saint John flight tickets
Air Canada
May 3
DCA9:40 amWashington, D.C. Reagan-National
5h 00m
1 stop
YSJ3:40 pmSaint John
May 10
YSJ4:30 pmSaint John
6h 25m
1 stop
DCA9:55 pmWashington, D.C. Reagan-National
$605
Air Canada
May 3
DCA6:59 amWashington, D.C. Reagan-National
7h 41m
2 stops
YSJ3:40 pmSaint John
May 10
YSJ4:30 pmSaint John
6h 25m
1 stop
DCA9:55 pmWashington, D.C. Reagan-National
$609
Air Canada
Aug 17
DCA9:40 amWashington, D.C. Reagan-National
5h 10m
1 stop
YSJ3:50 pmSaint John
Aug 24
YSJ4:30 pmSaint John
6h 18m
1 stop
DCA9:48 pmWashington, D.C. Reagan-National
$663

United Airlines flights from Washington, D.C. Reagan-National Airport to Saint John

Our best United Airlines deals on Washington, D.C. Reagan-National Airport to Saint John flight tickets
United Airlines
Aug 14
DCA6:55 pmWashington, D.C. Reagan-National
5h 00m
1 stop
YSJ12:55 amSaint John
Aug 17
YSJ4:30 pmSaint John
6h 18m
1 stop
DCA9:48 pmWashington, D.C. Reagan-National
$765
United Airlines
Aug 17
DCA6:30 amWashington, D.C. Reagan-National
8h 20m
2 stops
YSJ3:50 pmSaint John
Aug 24
YSJ4:30 pmSaint John
6h 18m
1 stop
DCA9:48 pmWashington, D.C. Reagan-National
$770
United Airlines
Jul 3
DCA9:40 amWashington, D.C. Reagan-National
5h 10m
1 stop
YSJ3:50 pmSaint John
Jul 11
YSJ4:30 pmSaint John
18h 29m
2 stops
DCA9:59 amWashington, D.C. Reagan-National
$775

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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 March 24, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sun 5/3

9:40 am-3:40 pm

1 stop5h 00m

Saint John

Sun 5/10

4:30 pm-9:55 pm

1 stop6h 25m

$605

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sun 5/3

6:59 am-3:40 pm

2 stops7h 41m

Saint John

Sun 5/10

4:30 pm-9:55 pm

1 stop6h 25m

$609

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Mon 8/17

9:40 am-3:50 pm

1 stop5h 10m

Saint John

Mon 8/24

4:30 pm-9:48 pm

1 stop6h 18m

$663

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Mon 8/10

6:55 pm-12:55 am

1 stop5h 00m

Saint John

Tue 8/18

4:30 pm-9:48 pm

1 stop6h 18m

$668
Quickest round-trip

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Mon 8/10

6:55 pm-12:55 am

1 stop5h 00m

Saint John

Thu 8/20

5:00 am-8:52 am

1 stop4h 52m

$673

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Mon 8/17

6:59 am-3:50 pm

2 stops7h 51m

Saint John

Fri 8/21

4:30 pm-9:48 pm

1 stop6h 18m

$677

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sat 8/15

6:59 am-3:50 pm

2 stops7h 51m

Saint John

Thu 8/20

12:50 pm-6:12 pm

1 stop6h 22m

$682

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sun 8/9

6:59 am-3:50 pm

2 stops7h 51m

Saint John

Wed 8/19

4:30 pm-10:31 pm

2 stops7h 01m

$690

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Fri 8/14

6:59 am-12:55 am

1 stop16h 56m

Saint John

Mon 8/17

4:30 pm-9:48 pm

1 stop6h 18m

$693

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Fri 8/14

6:59 am-12:55 am

1 stop16h 56m

Saint John

Sun 8/16

5:00 am-8:52 am

1 stop4h 52m

$698

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Washington, D.C. Reagan-National Airport to Saint John

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Saint John according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Saint John (DCA to YSJ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Saint John

Fastest flight time

5h 00m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Saint John takes 5h 00m
There are no direct flights from Washington, D.C. Reagan-National Airport to Saint John. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Saint John.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Saint John by plane?

    Saint John is 714.9 mi away from Washington, D.C. Reagan-National. Typically, this will take 5h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Saint John Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Saint John Airport were last updated today.

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport 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, D.C. Reagan-National Airport to Saint John Airport.

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

    The travel and health documents required for your trip to Saint John 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 Saint John Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • How do I get Price Alerts for flights from Washington, D.C. Reagan-National Airport to Saint John?

    Confirm your travel details to search for the latest offers for flights from Washington, D.C. Reagan-National Airport 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 Washington, D.C. Reagan-National Airport 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 aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Saint John?

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

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Saint John?

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 Saint John from Washington, D.C..

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

Flights from Washington, D.C. to Saint John with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Saint John?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint John from Washington, D.C..

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

Price alerts on flights to Saint John from Washington, D.C. 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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