Title: Cheap Flights from Baltimore (BWI) to Mustique Island (MQS) - Expedia.ca ![Palm trees on beach with sailboats in the distance off Mustique Island, Grenadines, Caribbean](https://images.trvl-media.com/place/11757/d2585ed5-b6ad-4bb9-b55a-8b46a1ec4981.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/11757/d2585ed5-b6ad-4bb9-b55a-8b46a1ec4981.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Baltimore (BWI) to Mustique Island (MQS) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Baltimore Washington International Airport (BWI) to Mustique Island (MQS) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:mqs,departure:12/10/2025TANYT&leg2=from:mqs,to:bwi,departure:19/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![WestJet](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_WS.svg) WestJet [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:mqs,departure:12/10/2025TANYT&leg2=from:mqs,to:bwi,departure:19/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"WS"}}]) - ![Flair Airlines](https://a.travel-assets.com/air/airlines/f8_sq.svg) Flair Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:mqs,departure:12/10/2025TANYT&leg2=from:mqs,to:bwi,departure:19/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"F8"}}]) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:mqs,departure:12/10/2025TANYT&leg2=from:mqs,to:bwi,departure:19/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:mqs,departure:12/10/2025TANYT&leg2=from:mqs,to:bwi,departure:19/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:mqs,departure:12/10/2025TANYT&leg2=from:mqs,to:bwi,departure:19/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Porter Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_PD.svg) Porter Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:mqs,departure:12/10/2025TANYT&leg2=from:mqs,to:bwi,departure:19/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"PD"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 30% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Frequently asked questions ### How much is a flight from BWI Airport to MQS? > Start packing your bags, because round-trip journeys between BWI Marshall and MQS start from . That's based on airfares listed within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book now to get the best deal. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to MQS? > We get that things crop up unexpectedly, so we've made it as hassle-free as possible for you to cancel your flight online. Just visit the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to MQS that have flexible change policies? > Flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to MQS with flexible change policies are available from several airlines. Simply use our "No change fees" filter during your search. You'll only need to cover the fare difference, without any additional fees to worry about. ### How far is the flight from BWI Airport to MQS? > Expect to be in the air for a while, as the flight distance from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to MQS is 3,300 kilometres. Put together a playlist of your favourite songs before leaving home to keep yourself entertained during your journey. ### Which airlines fly direct from BWI Marshall to MQS? > If you want to travel straight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to MQS, you'll need to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly between these airports. ### Are BWI to MQS flight tickets cheaper when they're purchased at the last minute? > It is possible to nab great last-minute deals from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to MQS, but there's no guarantee. As many airlines advertise prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you see a bargain. Expedia compares air carrier prices and updates flight deals often, so you can be certain you're always seeing the latest offers. ## Travel information | Origin airport | Baltimore Washington Intl. Thurgood Marshall | | --- | --- | | Destination airport | Mustique Island | | Distance | 3277 km | ## Book with confidence ### Baltimore to Mustique Island Flights **The easy way to book your flights from Baltimore to Mustique Island**  With Expedia, it’s simple to find and book flights to Mustique Island from Baltimore whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Mustique Island, too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Baltimore to Mustique Island today, tomorrow, or this week.   **Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to Mustique Island, MQS**  Sort your search results by price to find great deals on your flight from Baltimore to Mustique Island—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Mustique Island from Baltimore currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Mustique Island   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Mustique Island from Baltimore**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Mustique Island with Expedia today. \*Available to Expedia members.