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Cheap flights from District of Columbia to Saint John from $641

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Saint John departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from District of Columbia to Saint John

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:55 pm - 10:00 am
IAD
-
YSJ
17h 05m
1 stop
Multiple Airlines Logo
10:45 am - 10:45 am
YSJ
-
IAD
25h 00m
1 stop
$641Multiple Airlines
Tue, Jul 28 - Fri, Jul 31
Air Canada Logo
6:55 pm - 1:25 am
DCA
-
YSJ
5h 30m
1 stop
Air Canada Logo
12:50 pm - 6:12 pm
YSJ
-
DCA
6h 22m
1 stop
$646Air Canada
Tue, Aug 25 - Fri, Aug 28
Air Canada Logo
6:55 pm - 1:25 am
DCA
-
YSJ
5h 30m
1 stop
Air Canada Logo
5:00 am - 12:00 pm
YSJ
-
DCA
8h 00m
2 stops
$652Air Canada
Tue, Aug 25 - Fri, Aug 28
Air Canada Logo
6:59 am - 4:00 pm
DCA
-
YSJ
8h 01m
2 stops
Air Canada Logo
5:00 am - 12:00 pm
YSJ
-
DCA
8h 00m
2 stops
$660Air Canada
Tue, Aug 25 - Fri, Aug 28
Air Canada Logo
1:13 pm - 1:25 am
IAD
-
YSJ
11h 12m
2 stops
Air Canada Logo
12:50 pm - 9:14 pm
YSJ
-
IAD
9h 24m
2 stops
$661Air Canada
Tue, Aug 25 - Fri, Aug 28
Air Canada Logo
5:17 pm - 12:55 am
IAD
-
YSJ
6h 38m
1 stop
Air Canada Logo
5:00 am - 3:24 pm
YSJ
-
IAD
11h 24m
1 stop
$671Air Canada
Tue, Aug 11 - Mon, Aug 17
Air Canada Logo
9:45 am - 4:00 pm
IAD
-
YSJ
5h 15m
1 stop
Air Canada Logo
12:50 pm - 9:14 pm
YSJ
-
IAD
9h 24m
2 stops
$673Air Canada
Tue, Aug 25 - Fri, Aug 28
Air Canada Logo
9:45 am - 4:00 pm
IAD
-
YSJ
5h 15m
1 stop
Air Canada Logo
5:00 am - 2:22 pm
YSJ
-
IAD
10h 22m
1 stop
$691Air Canada
Tue, Aug 25 - Fri, Aug 28
Air Canada Logo
6:55 pm - 1:25 am
DCA
-
YSJ
5h 30m
1 stop
Air Canada Logo
12:50 pm - 6:12 pm
YSJ
-
DCA
6h 22m
1 stop
$696Air Canada
Tue, Aug 25 - Fri, Aug 28
Air Canada Logo
6:55 pm - 1:25 am
DCA
-
YSJ
5h 30m
1 stop
Air Canada Logo
5:00 am - 12:00 pm
YSJ
-
DCA
8h 00m
2 stops
$701Air Canada
Tue, Aug 25 - Fri, Aug 28

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Air Canada flights from District of Columbia to Saint John

Our best Air Canada deals on District of Columbia to Saint John flight tickets
Air Canada
Aug 25
DCA6:55 pmWashington, D.C. Reagan-National
5h 30m
1 stop
YSJ1:25 amSaint John
Aug 28
YSJ12:50 pmSaint John
6h 22m
1 stop
DCA6:12 pmWashington, D.C. Reagan-National
$646
Air Canada
Aug 25
DCA6:55 pmWashington, D.C. Reagan-National
5h 30m
1 stop
YSJ1:25 amSaint John
Aug 28
YSJ5:00 amSaint John
8h 00m
2 stops
DCA12:00 pmWashington, D.C. Reagan-National
$652
Air Canada
Aug 25
DCA6:59 amWashington, D.C. Reagan-National
8h 01m
2 stops
YSJ4:00 pmSaint John
Aug 28
YSJ5:00 amSaint John
8h 00m
2 stops
DCA12:00 pmWashington, D.C. Reagan-National
$660

United Airlines flights from District of Columbia to Saint John

Our best United Airlines deals on District of Columbia to Saint John flight tickets
United Airlines
Aug 11
IAD10:41 pmWashington, D.C. Dulles Intl
16h 19m
2 stops
YSJ4:00 pmSaint John
Aug 17
YSJ4:40 pmSaint John
17h 48m
2 stops
IAD9:28 amWashington, D.C. Dulles Intl
$859
United Airlines
Aug 24
DCA6:00 amWashington, D.C. Reagan-National
9h 00m
2 stops
YSJ4:00 pmSaint John
Aug 28
YSJ5:00 amSaint John
10h 24m
2 stops
DCA2:24 pmWashington, D.C. Reagan-National
$971
United Airlines
Aug 11
DCA6:00 amWashington, D.C. Reagan-National
9h 00m
2 stops
YSJ4:00 pmSaint John
Aug 17
YSJ4:40 pmSaint John
6h 08m
1 stop
DCA9:48 pmWashington, D.C. Reagan-National
$984

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 July 18, 2026.
Use the filters below to find and compare flights from District of Columbia to Saint John that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 7/28

3:55 pm-10:00 am

1 stop17h 05m

Saint John

Fri 7/31

10:45 am-10:45 am

1 stop25h 00m

$641
Quickest round-trip

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Tue 8/25

6:55 pm-1:25 am

1 stop5h 30m

Saint John

Fri 8/28

12:50 pm-6:12 pm

1 stop6h 22m

$646

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Tue 8/25

6:55 pm-1:25 am

1 stop5h 30m

Saint John

Fri 8/28

5:00 am-12:00 pm

2 stops8h 00m

$652

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Tue 8/25

6:59 am-4:00 pm

2 stops8h 01m

Saint John

Fri 8/28

5:00 am-12:00 pm

2 stops8h 00m

$660

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 8/25

1:13 pm-1:25 am

2 stops11h 12m

Saint John

Fri 8/28

12:50 pm-9:14 pm

2 stops9h 24m

$661

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 8/11

5:17 pm-12:55 am

1 stop6h 38m

Saint John

Mon 8/17

5:00 am-3:24 pm

1 stop11h 24m

$671

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 8/25

9:45 am-4:00 pm

1 stop5h 15m

Saint John

Fri 8/28

12:50 pm-9:14 pm

2 stops9h 24m

$673

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 8/25

9:45 am-4:00 pm

1 stop5h 15m

Saint John

Fri 8/28

5:00 am-2:22 pm

1 stop10h 22m

$691

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Tue 8/25

6:55 pm-1:25 am

1 stop5h 30m

Saint John

Fri 8/28

12:50 pm-6:12 pm

1 stop6h 22m

$696

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Tue 8/25

6:55 pm-1:25 am

1 stop5h 30m

Saint John

Fri 8/28

5:00 am-12:00 pm

2 stops8h 00m

$701

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap District of Columbia to Saint John flight deals and tips

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

Fastest flight time

5h 05m

Direct flights

None
The fastest flight from District of Columbia to Saint John takes 5h 05m
There are no direct flights from District of Columbia to Saint John. There are no popular flight routes from District of Columbia to Saint John.
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Frequently asked questions about flying from District of Columbia to Saint John

  • When did momondo last update prices for flights from District of Columbia to Saint John Airport?

    Prices for flights from District of Columbia to Saint John Airport are refreshed on a daily basis.

  • How old do you have to be to fly from District of Columbia to Saint John Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from District of Columbia to Saint John Airport.

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

    The required travel and health documents for your Saint John Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint John Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from District of Columbia to Saint John

  • How do I get Price Alerts for flights from District of Columbia to Saint John?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to District of Columbia from Saint John. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from District of Columbia 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
Sussex
Bridgetown
Middleton

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Saint John?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from District of Columbia to Saint John. momondo saves you time and could save you money on your trip.

Can I find flights from District of Columbia to Saint John with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for District of Columbia to Saint John flights to just show those with flexible booking policies.

How can momondo help me find flights from District of Columbia to Saint John?

momondo helps you find the best flight between District of Columbia and Saint John by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Saint John, momondo offers a useful price alert feature which will track prices for flights to Saint John from District of Columbia and alert you when they change.

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