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Cheap flights from the United States to Saint John from C$ 349

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 29/6. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — YSJ
29 Apr — 6 May1
1 adult

Cheap flight deals from USA to St John

Keep the following information in mind while searching for USA to St John flight deals. Data was last updated 24 April 2025.

Round-trip from

C$ 658

One-way from

C$ 349
United Airlines
  • United Airlines
  • 18/7-22/7
  • 2 total stops
  • 7h 59m total
  • USA to Saint John
Search Deals
United Airlines
  • United Airlines
  • 29/6
  • 2 total stops
  • 14h 42m total
  • USA to Saint John
Search Deals

Find flight deals from USA to St John

Cheapest flights from USA to St John
Explore the most affordable flight options available from USA to St John. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2025.

Fri 18/75:50 a.m.BOS - YSJ
1 stop3h 59mUnited Airlines
Tue 22/711:35 a.m.YSJ - BOS
1 stop4h 00mUnited Airlines
Deal found 23/4C$ 658
Fri 18/75:50 a.m.BOS - YSJ
1 stop3h 59mAir Canada
Tue 22/711:35 a.m.YSJ - BOS
2 stops12h 03mAir Canada
Deal found 23/4C$ 674
Fri 18/76:05 a.m.BOS - YSJ
2 stops10h 40mMultiple Airlines
Tue 22/711:35 a.m.YSJ - BOS
2 stops12h 03mMultiple Airlines
Deal found 23/4C$ 697
Sat 7/611:00 a.m.EWR - YSJ
1 stop6h 20mUnited Airlines
Sat 14/611:35 a.m.YSJ - EWR
1 stop4h 01mUnited Airlines
Deal found 23/4C$ 723
Fri 16/53:40 p.m.JFK - YSJ
1 stop7h 09mAir Canada
Tue 20/55:15 a.m.YSJ - JFK
1 stop5h 24mAir Canada
Deal found 23/4C$ 760
Wed 18/68:45 p.m.SFO - YSJ
2 stops17h 22mMultiple Airlines
Wed 25/611:35 a.m.YSJ - SFO
2 stops14h 18mMultiple Airlines
Deal found 23/4C$ 767
Fri 16/54:30 p.m.EWR - YSJ
1 stop6h 19mAir Canada
Tue 20/55:15 a.m.YSJ - EWR
1 stop5h 58mAir Canada
Deal found 23/4C$ 791
Fri 16/53:40 p.m.JFK - YSJ
1 stop7h 09mUnited Airlines
Tue 20/55:15 a.m.YSJ - JFK
1 stop5h 24mUnited Airlines
Deal found 23/4C$ 816
Wed 18/65:05 a.m.SFO - YSJ
2 stops25h 44mUnited Airlines
Wed 25/611:35 a.m.YSJ - SFO
2 stops15h 02mUnited Airlines
Deal found 23/4C$ 944
Wed 18/610:56 p.m.SFO - YSJ
1 stop21h 16mAir Canada
Wed 25/66:45 p.m.YSJ - SFO
1 stop20h 18mAir Canada
Deal found 23/4C$ 947
Sat 10/59:55 a.m.TYS - YSJ
2 stops12h 54mAir Canada
Sat 17/55:15 a.m.YSJ - TYS
2 stops18h 52mAir Canada
Deal found 24/4C$ 1,029
Sat 3/510:18 a.m.EWR - YSJ
2 stops12h 31mMultiple Airlines
Sun 11/55:15 a.m.YSJ - EWR
1 stop5h 58mMultiple Airlines
Deal found 23/4C$ 1,137

Cheapflights Fare Finder

Customize your flight search to find flights from USA 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 629,999 searches. Data last updated 24 April 2025.
Use the filters below to find and compare flights from the United States to Saint John that are best for you.

Fly from

USA

Fly to

St John

Route

Depart

Return

Price

BostonSaint John

BOS - YSJ

BOSYSJ

Boston Logan Intl

Fri 18/7

5:50 a.m.-10:49 a.m.

1 stop3h 59m

Saint John

Tue 22/7

11:35 a.m.-2:35 p.m.

1 stop4h 00m

C$ 658

BostonSaint John

BOS - YSJ

BOSYSJ

Boston Logan Intl

Fri 18/7

5:50 a.m.-10:49 a.m.

1 stop3h 59m

Saint John

Tue 22/7

11:35 a.m.-10:38 p.m.

2 stops12h 03m

C$ 674

BostonSaint John

BOS - YSJ

BOSYSJ

Boston Logan Intl

Fri 18/7

6:05 a.m.-5:45 p.m.

2 stops10h 40m

Saint John

Tue 22/7

11:35 a.m.-10:38 p.m.

2 stops12h 03m

C$ 697

NewarkSaint John

EWR - YSJ

EWRYSJ

Newark

Sat 7/6

11:00 a.m.-6:20 p.m.

1 stop6h 20m

Saint John

Sat 14/6

11:35 a.m.-2:36 p.m.

1 stop4h 01m

C$ 723

New YorkSaint John

JFK - YSJ

JFKYSJ

New York John F Kennedy Intl

Fri 16/5

3:40 p.m.-11:49 p.m.

1 stop7h 09m

Saint John

Tue 20/5

5:15 a.m.-9:39 a.m.

1 stop5h 24m

C$ 760

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Wed 18/6

8:45 p.m.-6:07 p.m.

2 stops17h 22m

Saint John

Wed 25/6

11:35 a.m.-9:53 p.m.

2 stops14h 18m

C$ 767

NewarkSaint John

EWR - YSJ

EWRYSJ

Newark

Fri 16/5

4:30 p.m.-11:49 p.m.

1 stop6h 19m

Saint John

Tue 20/5

5:15 a.m.-10:13 a.m.

1 stop5h 58m

C$ 791

New YorkSaint John

JFK - YSJ

JFKYSJ

New York John F Kennedy Intl

Fri 16/5

3:40 p.m.-11:49 p.m.

1 stop7h 09m

Saint John

Tue 20/5

5:15 a.m.-9:39 a.m.

1 stop5h 24m

C$ 816

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Wed 18/6

5:05 a.m.-10:49 a.m.

2 stops25h 44m

Saint John

Wed 25/6

11:35 a.m.-10:37 p.m.

2 stops15h 02m

C$ 944

San FranciscoSaint John

SFO - YSJ

SFOYSJ

San Francisco

Wed 18/6

10:56 p.m.-12:12 a.m.

1 stop21h 16m

Saint John

Wed 25/6

6:45 p.m.-11:03 a.m.

1 stop20h 18m

C$ 947

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

Showing 1-10 of 15 results
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Best time to book a flight from USA to St John

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

Cheapflights Insights

Everything you need to know about your flight from the United States to Saint John

What is the cheapest month to book a flight from USA to Saint John?

Currently, May is the cheapest month in which you can book a flight from USA to Saint John (average of C$ 213). Flying from USA to Saint John in December is currently the most expensive (average of C$ 461). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in St John by month

Plan your trip to St John by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Saint John ranges from 82.0 - 134.0 mm per month. November is typically the wettest month, when rainfall can reach 134.0 mm. August is typically the driest time to visit Saint John when rainfall is around 82.0 mm.

Temperature in St John by month

Plan your trip to St John by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Saint John, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -8.0 C).

Reviews of airlines servicing St John

Get insights into the airlines that provide service to St John. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St John. Reviews last updated 24 April 2025.
Read reviews from past customers who have flown United Airlines and Air Canada from USA to Saint John. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,685 reviews
Check prices

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,685 reviews
United Airlines
7.4
Good
8,685 reviews
Check prices

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,192 reviews
United Airlines
7.4
Good
8,685 reviews
Check prices

Entertainment

7.1

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from USA 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 United States?

    If you book a flight to Saint John from United States, you will be flying to Saint John, which is the city’s only airport. Saint John (YSJ) is located 15.1 km from the centre of Saint John.

  • What are the most popular routes from USA to Saint John?

    The most popular flight routes from USA to Saint John are Newark - Saint John, Boston Logan Intl - Saint John and New York John F Kennedy Intl - Saint John.

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

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

  • How can I find direct flights from USA to St John?

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

  • Can I find deals for business class flights from USA to St John?

    Yes. Cheapflights offers flight deals from USA 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.

  • What is the cheapest month to book a flight from USA to Saint John?

    Currently, May is the cheapest month in which you can book a flight from USA to Saint John (average of C$ 213). Flying from USA to Saint John in December is currently the most expensive (average of C$ 461). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for USA to St John

See prices for flight routes from nearby airports that may be better suited for you.
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