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Cheap flights from District of Columbia to Saint John from $629

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 3/26. 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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Cheap round-trip flights

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Air Canada Logo
9:55 am - 3:35 pmIAD-YSJ
4h 40m1 stop
Air Canada Logo
11:30 am - 3:38 pmYSJ-IAD
5h 08m1 stop
$629Air Canada
Find Deal
Thu, Mar 26 - Sun, Mar 29
Air Canada Logo
9:55 am - 3:35 pmIAD-YSJ
4h 40m1 stop
Air Canada Logo
11:30 am - 3:38 pmYSJ-IAD
5h 08m1 stop
$630Air Canada
Find Deal
Thu, Mar 26 - Sun, Mar 29
Air Canada Logo
9:55 am - 3:35 pmIAD-YSJ
4h 40m1 stop
Air Canada Logo
11:45 am - 8:24 pmYSJ-IAD
9h 39m2 stops
$635Air Canada
Find Deal
Thu, Mar 26 - Sun, Mar 29
Air Canada Logo
6:59 am - 3:35 pmDCA-YSJ
7h 36m2 stops
Air Canada Logo
11:45 am - 3:24 pmYSJ-DCA
4h 39m1 stop
$635Air Canada
Find Deal
Thu, Mar 26 - Sun, Mar 29
Air Canada Logo
6:59 am - 3:35 pmDCA-YSJ
7h 36m2 stops
Air Canada Logo
11:45 am - 10:39 pmYSJ-DCA
11h 54m2 stops
$646Air Canada
Find Deal
Thu, Mar 26 - Sun, Mar 29
Air Canada Logo
6:50 pm - 10:39 amDCA-YSJ
14h 49m1 stop
Air Canada Logo
11:45 am - 3:24 pmYSJ-DCA
4h 39m1 stop
$653Air Canada
Find Deal
Thu, Mar 26 - Sun, Mar 29
United Airlines Logo
6:00 am - 3:35 pmIAD-YSJ
8h 35m2 stops
United Airlines Logo
5:40 am - 2:03 pmYSJ-IAD
9h 23m2 stops
$740United Airlines
Find Deal
Thu, Mar 26 - Sun, Mar 29
United Airlines Logo
6:00 am - 3:35 pmIAD-YSJ
8h 35m2 stops
United Airlines Logo
5:40 am - 2:03 pmYSJ-IAD
9h 23m2 stops
$741United Airlines
Find Deal
Thu, Mar 26 - Sun, Mar 29

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
Mar 26
IAD9:55 amWashington, D.C. Dulles Intl
4h 40m
1 stop
YSJ3:35 pmSaint John
Mar 29
YSJ11:30 amSaint John
5h 08m
1 stop
IAD3:38 pmWashington, D.C. Dulles Intl
$629
Find similar
Air Canada
Mar 26
IAD9:55 amWashington, D.C. Dulles Intl
4h 40m
1 stop
YSJ3:35 pmSaint John
Mar 29
YSJ11:30 amSaint John
5h 08m
1 stop
IAD3:38 pmWashington, D.C. Dulles Intl
$630
Find similar
Air Canada
Mar 26
IAD9:55 amWashington, D.C. Dulles Intl
4h 40m
1 stop
YSJ3:35 pmSaint John
Mar 29
YSJ11:45 amSaint John
9h 39m
2 stops
IAD8:24 pmWashington, D.C. Dulles Intl
$635
Find similar

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
Mar 26
IAD6:00 amWashington, D.C. Dulles Intl
8h 35m
2 stops
YSJ3:35 pmSaint John
Mar 29
YSJ5:40 amSaint John
9h 23m
2 stops
IAD2:03 pmWashington, D.C. Dulles Intl
$740
Find similar
United Airlines
Mar 26
IAD6:00 amWashington, D.C. Dulles Intl
8h 35m
2 stops
YSJ3:35 pmSaint John
Mar 29
YSJ5:40 amSaint John
9h 23m
2 stops
IAD2:03 pmWashington, D.C. Dulles Intl
$741
Find similar

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 November 5, 2025.
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

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Thu 3/26

9:55 am-3:35 pm

1 stop4h 40m

Saint John

Sun 3/29

11:30 am-3:38 pm

1 stop5h 08m

$629

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Thu 3/26

9:55 am-3:35 pm

1 stop4h 40m

Saint John

Sun 3/29

11:30 am-3:38 pm

1 stop5h 08m

$630

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Thu 3/26

9:55 am-3:35 pm

1 stop4h 40m

Saint John

Sun 3/29

11:45 am-8:24 pm

2 stops9h 39m

$635

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Thu 3/26

6:59 am-3:35 pm

2 stops7h 36m

Saint John

Sun 3/29

11:45 am-3:24 pm

1 stop4h 39m

$635

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Thu 3/26

6:59 am-3:35 pm

2 stops7h 36m

Saint John

Sun 3/29

11:45 am-10:39 pm

2 stops11h 54m

$646

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Thu 3/26

6:50 pm-10:39 am

1 stop14h 49m

Saint John

Sun 3/29

11:45 am-3:24 pm

1 stop4h 39m

$653

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Thu 3/26

6:00 am-3:35 pm

2 stops8h 35m

Saint John

Sun 3/29

5:40 am-2:03 pm

2 stops9h 23m

$740

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Thu 3/26

6:00 am-3:35 pm

2 stops8h 35m

Saint John

Sun 3/29

5:40 am-2:03 pm

2 stops9h 23m

$741

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Saint John from

How to get the cheapest flight ticket from District of Columbia to Saint John

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Saint John?

The cheapest day to depart from District of Columbia to Saint John is on a Saturday when prices can be found for as low as $824. On the other hand, Tuesday is the most expensive day to depart from District of Columbia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,268.

What is the cheapest time of day to depart on your flight to Saint John?

Our most recent data shows that the best time of day to fly to Saint John is in the afternoon. Flights from District of Columbia to Saint John during this time can be as low as $819. Try not to purchase tickets in the morning because they tend to be around $885. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Direct flights

None
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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  • 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.

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 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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