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Cheap flights from Pennsylvania to Saint John from $278

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Saint John departing on 8/6. 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 Pennsylvania to Saint John

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:30 pm - 10:00 am
LGA
-
YSJ
12h 30m
1 stop
Multiple Airlines Logo
6:55 am - 4:55 pm
YSJ
-
LGA
11h 00m
2 stops
$572Multiple Airlines
Thu, Sep 10 - Thu, Sep 17
Air Canada Logo
12:40 pm - 11:51 pm
DCA
-
YSJ
10h 11m
2 stops
Air Canada Logo
12:50 pm - 6:15 pm
YSJ
-
DCA
6h 25m
1 stop
$630Air Canada
Sat, Oct 17 - Wed, Oct 21
Air Canada Logo
4:00 pm - 11:51 pm
IAD
-
YSJ
6h 51m
1 stop
Air Canada Logo
12:50 pm - 9:14 pm
YSJ
-
IAD
9h 24m
2 stops
$630Air Canada
Tue, Oct 20 - Wed, Oct 21
Air Canada Logo
12:40 pm - 11:51 pm
DCA
-
YSJ
10h 11m
2 stops
Air Canada Logo
5:40 am - 12:00 pm
YSJ
-
DCA
7h 20m
2 stops
$635Air Canada
Sat, Oct 17 - Wed, Oct 21
Air Canada Logo
12:35 pm - 11:51 pm
IAD
-
YSJ
10h 16m
2 stops
Air Canada Logo
12:50 pm - 9:14 pm
YSJ
-
IAD
9h 24m
2 stops
$635Air Canada
Tue, Oct 20 - Wed, Oct 21
Air Canada Logo
11:00 am - 11:51 pm
DCA
-
YSJ
11h 51m
1 stop
Air Canada Logo
12:50 pm - 6:15 pm
YSJ
-
DCA
6h 25m
1 stop
$648Air Canada
Sat, Oct 17 - Wed, Oct 21
Air Canada Logo
5:17 pm - 11:51 pm
IAD
-
YSJ
5h 34m
1 stop
Air Canada Logo
5:40 am - 3:25 pm
YSJ
-
IAD
10h 45m
1 stop
$648Air Canada
Tue, Oct 20 - Wed, Oct 21
Multiple Airlines Logo
7:25 pm - 10:00 am
EWR
-
YSJ
13h 35m
1 stop
Multiple Airlines Logo
10:45 am - 6:45 pm
YSJ
-
EWR
9h 00m
1 stop
$660Multiple Airlines
Thu, Aug 6 - Mon, Aug 10
Air Canada Logo
12:40 pm - 11:51 pm
DCA
-
YSJ
10h 11m
2 stops
Air Canada Logo
12:50 pm - 6:15 pm
YSJ
-
DCA
6h 25m
1 stop
$662Air Canada
Sat, Oct 17 - Wed, Oct 21
Air Canada Logo
5:17 pm - 11:51 pm
IAD
-
YSJ
5h 34m
1 stop
Air Canada Logo
12:50 pm - 9:14 pm
YSJ
-
IAD
9h 24m
2 stops
$662Air Canada
Tue, Oct 20 - Wed, Oct 21

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United Airlines flights from Pennsylvania to Saint John

Our best United Airlines deals on Pennsylvania to Saint John flight tickets
United Airlines
Oct 1
LGA8:45 amNew York LaGuardia
6h 14m
1 stop
YSJ3:59 pmSaint John
Oct 4
YSJ4:40 pmSaint John
3h 56m
1 stop
LGA7:36 pmNew York LaGuardia
$931
United Airlines
Oct 1
LGA6:00 amNew York LaGuardia
8h 59m
2 stops
YSJ3:59 pmSaint John
Oct 4
YSJ4:40 pmSaint John
3h 56m
1 stop
LGA7:36 pmNew York LaGuardia
$940
United Airlines
Sep 10
EWR6:25 amNewark
8h 34m
2 stops
YSJ3:59 pmSaint John
Sep 17
YSJ4:40 pmSaint John
4h 10m
1 stop
EWR7:50 pmNewark
$951

Air Canada flights from Pennsylvania to Saint John

Our best Air Canada deals on Pennsylvania to Saint John flight tickets
Air Canada
Oct 20
IAD4:00 pmWashington, D.C. Dulles Intl
6h 51m
1 stop
YSJ11:51 pmSaint John
Oct 21
YSJ12:50 pmSaint John
9h 24m
2 stops
IAD9:14 pmWashington, D.C. Dulles Intl
$630
Air Canada
Oct 20
IAD12:35 pmWashington, D.C. Dulles Intl
10h 16m
2 stops
YSJ11:51 pmSaint John
Oct 21
YSJ12:50 pmSaint John
9h 24m
2 stops
IAD9:14 pmWashington, D.C. Dulles Intl
$635
Air Canada
Oct 20
IAD5:17 pmWashington, D.C. Dulles Intl
5h 34m
1 stop
YSJ11:51 pmSaint John
Oct 21
YSJ5:40 amSaint John
10h 45m
1 stop
IAD3:25 pmWashington, D.C. Dulles Intl
$648

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 27, 2026.
Use the filters below to find and compare flights from Pennsylvania to Saint John that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkSaint John

LGA - YSJ

LGAYSJ

New York LaGuardia

Thu 9/10

8:30 pm-10:00 am

1 stop12h 30m

Saint John

Thu 9/17

6:55 am-4:55 pm

2 stops11h 00m

$572

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sat 10/17

12:40 pm-11:51 pm

2 stops10h 11m

Saint John

Wed 10/21

12:50 pm-6:15 pm

1 stop6h 25m

$630

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 10/20

4:00 pm-11:51 pm

1 stop6h 51m

Saint John

Wed 10/21

12:50 pm-9:14 pm

2 stops9h 24m

$630

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sat 10/17

12:40 pm-11:51 pm

2 stops10h 11m

Saint John

Wed 10/21

5:40 am-12:00 pm

2 stops7h 20m

$635

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 10/20

12:35 pm-11:51 pm

2 stops10h 16m

Saint John

Wed 10/21

12:50 pm-9:14 pm

2 stops9h 24m

$635

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sat 10/17

11:00 am-11:51 pm

1 stop11h 51m

Saint John

Wed 10/21

12:50 pm-6:15 pm

1 stop6h 25m

$648

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 10/20

5:17 pm-11:51 pm

1 stop5h 34m

Saint John

Wed 10/21

5:40 am-3:25 pm

1 stop10h 45m

$648

NewarkSaint John

EWR - YSJ

EWRYSJ

Newark

Thu 8/6

7:25 pm-10:00 am

1 stop13h 35m

Saint John

Mon 8/10

10:45 am-6:45 pm

1 stop9h 00m

$660

Washington, D.C.Saint John

DCA - YSJ

DCAYSJ

Washington, D.C. Reagan-National

Sat 10/17

12:40 pm-11:51 pm

2 stops10h 11m

Saint John

Wed 10/21

12:50 pm-6:15 pm

1 stop6h 25m

$662
Quickest round-trip

Washington, D.C.Saint John

IAD - YSJ

IADYSJ

Washington, D.C. Dulles Intl

Tue 10/20

5:17 pm-11:51 pm

1 stop5h 34m

Saint John

Wed 10/21

12:50 pm-9:14 pm

2 stops9h 24m

$662

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Saint John from

How to get the cheapest flight ticket from Pennsylvania 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 airline that flies from Pennsylvania to Saint John?

Air Canada is the most popular carrier operating from Pennsylvania to Saint John

Cheap Pennsylvania to Saint John flight deals and tips

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

Fastest flight time

4h 20m

Direct flights

None
The fastest flight from Pennsylvania to Saint John takes 4h 20m
There are no direct flights from Pennsylvania to Saint John. There are no popular flight routes from Pennsylvania to Saint John.
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Frequently asked questions about flying from Pennsylvania to Saint John

  • When did momondo last update prices for flights from Pennsylvania to Saint John Airport?

    Prices for flights from Pennsylvania to Saint John Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Pennsylvania 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 Pennsylvania 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.

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 Pennsylvania 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 Pennsylvania.

Can I find flights from Pennsylvania to Saint John with flexible booking policies on momondo?

momondo does allow users to show only those flights to Saint John from Pennsylvania which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Pennsylvania to Saint John?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Pennsylvania to Saint John.

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

If you are not ready to book a flight from Pennsylvania to Saint John now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint John and let you know when they change.

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