Cheap flights from Boston to St Kitts from $321
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 St Kitts departing on 8/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
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 St Kitts
Cheap round-trip flights
Cheap one-way flights
JetBlue flights from Boston to St Kitts
Our best JetBlue deals on Boston to St Kitts flight tickets
American Airlines flights from Boston to St Kitts
Our best American Airlines deals on Boston to St Kitts flight tickets
See travel insights to St Kitts from
How to get the cheapest flight ticket from Boston to St Kitts
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 month to fly to St Kitts?
The month of September is, on average, the cheapest month to fly to St Kitts from Boston, with most prices found around $631. If you are unable to visit St Kitts during the month of September, then departing from Boston during the month October is also very affordable. Most momondo users find prices during this month for around $647.
What is the cheapest day to depart on your flight to St Kitts?
Our data shows that Tuesday is the least expensive day to fly to St Kitts. Tickets to fly out on this day can be as low as $582. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Boston to St Kitts for around $788.
What is the cheapest time of day to depart on your flight to St Kitts?
The cheapest time of day to fly to St Kitts is in the evening when flights can be purchased for as low as $561. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $852 on average. Flights to St Kitts from Boston in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to St Kitts?
You are more likely to see cheaper flights to St Kitts from Boston when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to St Kitts for around $750 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St Kitts from Boston for as low as $603 on momondo.
What is the cheapest airline that flies from Boston Logan Intl to St Kitts?
Delta, JetBlue, and United Airlines are the most popular carriers operating from Boston Logan Intl to St Kitts
What airlines fly to St Kitts?
American Airlines, JetBlue and United Airlines are the top three most popular airlines that fly to St Kitts from Boston according to our data. American Airlines is the first choice among our users, with 72% of people opting to fly with this airline when traveling to St Kitts. Keep in mind that there are 4 different airlines that fly to St Kitts on a routine basis, so you have a few additional options to choose from.
Cheap Boston to St Kitts flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to St Kitts
When did momondo last update prices for flights from Boston Logan Intl Airport to St Kitts?
Prices for flights from Boston Logan Intl Airport to St Kitts refresh daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to St Kitts?
The number of operators available for flights from Boston Logan Intl Airport to St Kitts is 4 as of June 2025.
How old do you have to be to fly from Boston Logan Intl Airport to St Kitts?
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 St Kitts.
What documentation or ID do you need to fly to St Kitts?
The necessary travel and health documents for your St Kitts trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to St Kitts?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Boston to St Kitts is Airbus A321neo (11.13% of total bookings). The next most popular plane models are Airbus A220-300 (8.55%), Airbus A321-100/200 (7.73%), and Airbus A320-100/200 (6.88%).
Best airlines flying from Boston to St Kitts
Compare and see reviews for airlines that fly from Boston to St Kitts with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $302 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $386 | Free Cancellation | Rating 7.3 2,922 reviews | |||
| PriceFrom $564 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $582 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Boston to St Kitts?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to St Kitts. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Boston to St Kitts with flexible booking policies on momondo?
momondo does allow users to show only those flights to St Kitts from Boston which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Boston to St Kitts?
momondo provides multiple filters to help you find the best flight to St Kitts 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 St Kitts right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to St Kitts from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.