Cheap flights from Boston to Saint John from $269
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Saint John departing on 3/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Boston to Saint John
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Boston to Saint John
All round-trip flight deals from Boston to Saint John
Air Canada flights from Boston to Saint John
Our best Air Canada deals on Boston to Saint John flight tickets
United Airlines flights from Boston to Saint John
Our best United Airlines deals on Boston to Saint John flight tickets
See travel insights to Saint John from
How to get the cheapest flight ticket from Boston 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 Boston to Saint John is on a Saturday when prices can be found for as low as $607. On the other hand, Tuesday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $628.
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 morning. Flights from Boston to Saint John during this time can be as low as $607. Try not to purchase tickets in the morning because they tend to be around $607. Of course, these prices can vary depending on the time of year and what airport you fly to.
When to book flights from Boston to Saint John
Cheap Boston to Saint John (BOS to YSJ) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to Saint John
How far is Boston Logan Intl to Saint John by plane?
Saint John is 319.7 mi away from Boston Logan Intl. Flights usually cover this in 3h 49m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Boston Logan Intl Airport to Saint John Airport?
Prices for flights from Boston Logan Intl Airport to Saint John Airport are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Saint John Airport?
As of January 2025, there is 1 operator available to choose from for flights from Boston Logan Intl Airport to Saint John Airport.
How old do you have to be to fly from Boston Logan Intl Airport to Saint John Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl 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.
What is the most popular airline from Boston to Saint John?
Based on momondo bookings for flights between Boston and Saint John, the leading airline is Air Canada, making up 100% of the total bookings.
Best airlines flying from Boston to Saint John
Compare and see reviews for airlines that fly from Boston to Saint John with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $206 | Free Cancellation | Rating 7.0 8,627 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Boston to Saint John?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Saint John. momondo saves you time and could save you money on your trip.
Can I find flights from Boston to Saint John with flexible booking policies on momondo?
Yes. All flights to Saint John from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Boston to Saint John?
momondo provides multiple filters to help you find the best flight to Saint John from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Boston to Saint John right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Boston 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.