Title: £243 Cheap Flights from Washington to Cusco (IAD to CUZ) - Expedia.co.uk ![](https://images.trvl-media.com/place/941/190db430-5bf6-40e0-9c05-c84acc9cd781.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/941/190db430-5bf6-40e0-9c05-c84acc9cd781.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £243 Cheap Flights from Washington (IAD) to Cusco (CUZ) [View £243 flight on Thu, 30 Oct 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:IAD,to:CUZ,departure:30/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:242.80&airProductToken=AQqRAQouCMyCARIENjgyNRiIGCDgXCjb3_sCMMzg-wI4UUAAWAFqAlNMcghRTEVTTFo5WAouCMyCARIENjM1NRjgXCCLYiiX4fsCMKzk-wI4UUABWAFqAlNMcghRTEVTTFo5WAovCMyCARIEMjEzMBiLYiCCzQEorOn7AjCB6vsCOFFAAVgBagJTTHIIUUxFU0xaOVgSCggBEAEYASoCTEEYASIECAEQASgCKAQoBjAB) - [Return](?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 Washington Dulles International Airport (IAD) to Alejandro Velasco Astete Intl. Airport (CUZ) - ![Avianca](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AV.svg) Avianca [](https://www.expedia.co.uk/Flights-Search?leg1=from:iad,to:cuz,departure:29/09/2025TANYT&leg2=from:cuz,to:iad,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AV"}}]) - ![LATAM Airlines Group](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_LA.svg) LATAM Airlines Group [](https://www.expedia.co.uk/Flights-Search?leg1=from:iad,to:cuz,departure:29/09/2025TANYT&leg2=from:cuz,to:iad,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"LA"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.co.uk/Flights-Search?leg1=from:iad,to:cuz,departure:29/09/2025TANYT&leg2=from:cuz,to:iad,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Aeromexico](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AM.svg) Aeromexico [](https://www.expedia.co.uk/Flights-Search?leg1=from:iad,to:cuz,departure:29/09/2025TANYT&leg2=from:cuz,to:iad,departure:06/10/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AM"}}]) - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 25% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Cheap Flights from Washington (IAD) to Cusco (CUZ) Prices were available within the past 7 days and start at £243 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ## Find the cheapest month to fly from Washington (IAD) to Cusco (CUZ) ### March is typically the cheapest month to fly From £333 - £549 per traveller. Flight from Washington to Cusco route information | Origin airport | Washington Dulles Intl. | | --- | --- | | Destination airport | Alejandro Velasco Astete Intl. | | Distance | 5830 km | ## Compare flights from Washington to Cusco easily and book with confidence For travelling on business or for pleasure, Expedia makes it easy to book your flights from Washington to Cusco. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Alejandro Velasco Astete Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Washington Dulles Intl. to Alejandro Velasco Astete Intl..   To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.  Grab a great deal on your flight from Washington Dulles Intl. (IAD) to Alejandro Velasco Astete Intl. (CUZ) The easiest way to view the best deals on flights from Washington to Cusco today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Washington Dulles Intl. to Alejandro Velasco Astete Intl. start at just and range up to .   To find an even better deal, try   - being flexible on your dates – midweek flights can be cheaper - looking for other airports near Washington and Cusco - booking your flight during , the cheapest month on this route - varying your flight times – early morning and late at night are sometimes cheaper  Why you should book your Washington to Cusco flight with Expedia! We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Washington Dulles Intl. to Alejandro Velasco Astete Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.   Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.   ## Frequently asked questions ### How much is a flight from Dulles Intl. Airport to Alejandro Velasco Astete Intl. Airport? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey from Dulles Intl. Airport to Alejandro Velasco Astete Intl. Airport was . Cheap fares don't last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from IAD to CUZ? > Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our [Customer Service Portal](https://www.expedia.co.uk/service/?langid=1033). ### How do I find cheap flights from Washington Dulles Intl. Airport (IAD) to Alejandro Velasco Astete Intl. Airport that have flexible change policies? > Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Washington Dulles Intl. Airport (IAD) to Alejandro Velasco Astete Intl. Airport (CUZ) flights, you'll see a "no change fees" filter for you to select. ### How far is the flight from Dulles Intl. Airport to Alejandro Velasco Astete Intl. Airport (CUZ)? > The distance is around 5,900 kilometres, so fill your carry-on luggage with all the items you need to make the long journey comfortable. Not sure what to take on board your Chantilly to Cusco flight? A travel pillow, earplugs and a sleep mask are a few essentials. ### Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Alejandro Velasco Astete Intl. Airport (CUZ)? > Unfortunately, there aren't any airlines that directly fly between Washington Dulles Intl. Airport (IAD) and CUZ. You'll need to book a flight with one or more stops. ### Are IAD to Alejandro Velasco Astete Intl. Airport flight tickets cheaper when they're purchased at the last minute? > Last-minute bookings from Dulles Intl. Airport to CUZ can be hit-or-miss. You may be able to score a great bargain, but you could also miss out completely! If you'd prefer to start planning early, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines advertise their prices so far in advance. Our suggestion? Check back often as prices are updated regularly. ## Explore a world of travel with Expedia - Trending Routes - Trending Flights - Top Flights Destinations - Related Airlines - Cheap Flights from Other Airports - Expedia's Latest Trends ### Top Routes from Washington - [Washington to London (IAD - LCY)](https://expedia.co.uk/lp/flights/iad/lcy/washington-to-london) - [Washington to Bologna (IAD - BLQ)](https://expedia.co.uk/lp/flights/iad/blq/washington-to-bologna) - [Washington to Edinburgh (IAD - EDI)](https://expedia.co.uk/lp/flights/iad/edi/washington-to-edinburgh) - [Washington to Barcelona (IAD - BCN)](https://expedia.co.uk/lp/flights/iad/bcn/washington-to-barcelona) - [Washington to Reykjavik (IAD - KEF)](https://expedia.co.uk/lp/flights/iad/kef/washington-to-reykjavik) - [Washington to Porto (IAD - OPO)](https://expedia.co.uk/lp/flights/iad/opo/washington-to-porto) - [Washington to Seville (IAD - SVQ)](https://expedia.co.uk/lp/flights/iad/svq/washington-to-seville) - [Washington to London (IAD - 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