Title: Cheap Flights from Baltimore (BWI) to Londonderry (LDY) - Expedia.ca ![Peace Bridge which includes a sunset, a bridge and heritage architecture](https://images.trvl-media.com/place/6179540/511ae287-37d1-4c60-be28-7c6823e7bb4c.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/6179540/511ae287-37d1-4c60-be28-7c6823e7bb4c.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Baltimore (BWI) to Londonderry (LDY) - [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 Londonderry (LDY-City of Derry) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:bwi,to:ldy,departure:08/11/2025TANYT&leg2=from:ldy,to:bwi,departure:15/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Eglinton Airport? > If you're planning on travelling from BWI to City of Derry Airport (LDY), round-trip journeys start from . This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book now and save yourself both money and time. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from BWI Marshall to LDY? > We get that life can throw the odd curveball, so we've made it as hassle-free as possible for you to cancel your flight online. Just head to the [Customer Service Portal](https://www.expedia.ca/helpcenter) and follow the instructions. ### How do I find cheap flights from BWI Airport to Eglinton Airport that have flexible change policies? > Many airlines will allow you to move your flight without charging a fee. All you pay is the fare difference. When searching for BWI to Eglinton Airport flights, you'll find a "No change fees" filter for you to pick. ### How far is the flight from BWI Airport to LDY? > The distance is around 5,300 kilometres. Travel pillow? Check. Toothbrush? Check. We suggest you pack all the travel comforts for this long-haul Baltimore to Londonderry flight. ### Which airlines fly direct from BWI Marshall to City of Derry Airport (LDY)? > If you want to fly straight from BWI Marshall to City of Derry Airport (LDY), you'll have to book a flight with at least one stop. Unfortunately, there aren't any airlines that fly directly on this route. ### Are BWI Airport to LDY flight tickets cheaper when they're purchased at the last minute? > Booking your trip from BWI to City of Derry Airport (LDY) at the last minute could be your ticket to a fantastic deal. However, it could end up costing you a whole lot more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia. ## Travel information | Origin airport | Baltimore Washington Intl. Thurgood Marshall | | --- | --- | | Destination airport | City of Derry | | Distance | 5270 km | ## Book with confidence ### Baltimore to Londonderry Flights **The easy way to book your flights from Baltimore to Londonderry**  With Expedia, it’s simple to find and book flights to Londonderry 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 City of Derry, 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 Londonderry today, tomorrow, or this week.   **Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to City of Derry, LDY**  Sort your search results by price to find great deals on your flight from Baltimore to Londonderry—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Londonderry 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 Londonderry   - 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 Londonderry 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 Londonderry with Expedia today. \*Available to Expedia members.