
Popular airlines from Des Moines International Airport (DSM) to Heathrow Airport (LHR)
- British Airways
British Airways
- Lufthansa
Lufthansa
- Iberia
Iberia
- Air Canada
Air Canada
- Virgin Atlantic
Virgin Atlantic
- United
United
- Delta
Delta
- Plan, book, fly with confidence
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Cheap Flights from Des Moines to London (DSM-LHR)
Prices were available within the past 7 days and start at $391 for one-way flights and $635 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Des Moines (DSM) to London (LHR)
November is typically the cheapest month to fly
Graph displaying average flight prices per month
Alternative airports near London
Prices were available within the past 7 days. Prices and availability are subject to change.
Origin airport | Des Moines Intl. |
Destination airport | Heathrow |
Airlines serving | Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Finnair, Iberia, KLM, Lufthansa, Scandinavian Airlines, United, Virgin Atlantic |
Roundtrip price | $635 |
Distance | 4178 mi |
Des Moines to London Flights
The cheapest times to fly from Des Moines to London
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Des Moines to London are during the month of December. You can find some of the cheapest flights from Des Moines to London with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Des Moines to London
Sunday is one of the best days to book for cheap flights from Des Moines to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Des Moines to London
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Des Moines to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $391 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Des Moines to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Des Moines to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
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Top Routes from Des Moines
- Des Moines to Phoenix (DSM - PHX)
- Des Moines to San Diego (DSM - SAN)
- Des Moines to Newark Liberty Intl. Airport (DSM - EWR)
- Des Moines to Los Angeles (DSM - LAX)
- Des Moines to Miami (DSM - MIA)
- Des Moines to Tampa (DSM - TPA)
- Des Moines to New York (DSM - LGA)
- Des Moines to Honolulu (DSM - HNL)
- Des Moines to Fort Lauderdale (DSM - FLL)
- Des Moines to Denver (DSM - DEN)
- Des Moines to Seattle (DSM - SEA)
- Des Moines to Dallas (DSM - DAL)
Top Routes to London
- Chicago to London (ORD - LHR)
- Newark Liberty Intl. Airport to London (EWR - LHR)
- San Diego to London (SAN - LHR)
- Los Angeles to London (LAX - LHR)
- Washington to London (DCA - LHR)
- Miami to London (MIA - LHR)
- Boston to London (BOS - LHR)
- New York to London (LGA - LHR)
- Denver to London (DEN - LHR)
- Washington to London (IAD - LHR)
- New York to London (JFK - LHR)
- Seattle to London (SEA - LHR)
Top Routes from Des Moines
- American Airlines Des Moines to Phoenix
- Delta Des Moines to San Diego
- Delta Des Moines to Newark Liberty Intl. Airport
- United Des Moines to Los Angeles
- American Airlines Des Moines to Miami
- Delta Des Moines to Tampa
- Delta Des Moines to New York
- United Des Moines to Honolulu
- Delta Des Moines to Fort Lauderdale
- United Des Moines to Denver
Top Routes to London
- British Airways Chicago to London
- British Airways Newark Liberty Intl. Airport to London
- British Airways Los Angeles to London
- British Airways Miami to London
- British Airways Boston to London
- British Airways Denver to London
- British Airways Washington to London
- British Airways New York to London
- British Airways Seattle to London
- British Airways Houston to London
Top Flight Destinations
- Flights to London
- Flights to Edinburgh
- Flights to Manchester
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- Flights to Glasgow
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- Flights to Blackpool
- Flights to York
- Flights to Bournemouth
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- Flights to Oxford
- Flights to Southampton
- Flights to Newcastle-upon-Tyne
- Flights to Belfast
- Flights to Leeds
- Flights to Inverness
- Flights to Llandudno
London
Nearby Airports
- Fort Dodge Regional Airport (FOD)
- Waterloo Regional Airport (ALO)
- Eastern Iowa Airport (CID)
- Mason City Municipal Airport (MCW)
- Kirksville Municipal Airport (IRK)
- Eppley Field Airport (OMA)
- Millard Airport (MIQ)
- Southeast Iowa Regional Airport (BRL)
- Sioux Gateway Airport (SUX)
- Quad City Intl. Airport (MLI)
Expedia's Latest Trends
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