$507 Cheap Flights from Des Moines (DSM) to London (LCY)

View $507 flight on Wed, Sep 24, 2025Opens in a new window

Popular airlines from Des Moines International Airport (DSM) to London City Airport (LCY)

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Find available prices by choosing your travel dates.

Cheap Flights from Des Moines to London (DSM-LCY)

Prices were available within the past 7 days and start at $507 for one-way flights and $813 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$813 Roundtrip, found 1 hour ago
$813
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $813 found 1 hour ago
United
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$819 Roundtrip, found 1 hour ago
$819
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $819 found 1 hour ago
Virgin Atlantic
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$822 Roundtrip, found 1 hour ago
$822
Roundtrip
found 1 hour ago
Select Virgin Atlantic flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $822 found 1 hour ago
United
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$824 Roundtrip, found 1 hour ago
$824
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $824 found 1 hour ago
United
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$830 Roundtrip, found 1 hour ago
$830
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $830 found 1 hour ago
United
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$838 Roundtrip, found 1 hour ago
$838
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $838 found 1 hour ago
United
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$844 Roundtrip, found 1 hour ago
$844
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $844 found 1 hour ago
Delta
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$860 Roundtrip, found 1 hour ago
$860
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $860 found 1 hour ago
KLM
Mon, Aug 18 - Tue, Sep 16
DSM
Des Moines
LCY
London
$874 Roundtrip, found 1 hour ago
$874
Roundtrip
found 1 hour ago
Select KLM flight, departing Mon, Aug 18 from Des Moines to London, returning Tue, Sep 16, priced at $874 found 1 hour ago
Lufthansa
Tue, Dec 16 - Tue, Dec 30
DSM
Des Moines
LCY
London
$890 Roundtrip, found 22 hours ago
$890
Roundtrip
found 22 hours ago
Select Lufthansa flight, departing Tue, Dec 16 from Des Moines to London, returning Tue, Dec 30, priced at $890 found 22 hours ago
Flights from Des Moines (DSM) to London (LCY)
Origin airport
Des Moines Intl.
Destination airport
London City
Airlines serving
Aer Lingus, British Airways, Delta, KLM, Lufthansa, Virgin Atlantic
Roundtrip price
$812
Distance
4196 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 August. 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 $507 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.

 

Frequently asked questions

How much does a flight from Des Moines Intl. Airport (DSM) to London City Airport (LCY) cost?
Discover the latest flight deals from DSM to LCY by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DSM to LCY?
The cheapest flights from DSM to LCY are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DSM to LCY?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from DSM to LCY. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Des Moines Intl. Airport (DSM) to London City Airport (LCY)?
You’ll need to hop on a flight with a layover when traveling from Des Moines Intl. Airport (DSM) to London City Airport (LCY). Direct flights don’t operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from DSM to LCY?
You’ll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Des Moines Intl. Airport (DSM) to London City Airport (LCY)?
Opt for a flight from Des Moines Intl. Airport (DSM) to London City Airport (LCY) that takes off before 3 PM to reduce the likelihood of delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Des Moines Intl. Airport (DSM) to London City Airport (LCY) last-minute?
Holding off until just before your departure to book a flight from DSM to LCY often results in higher prices. While it’s possible to find some last-minute discounts, they aren’t always guaranteed. Keep your travel plans flexible to boost your chances of landing a bargain.
Is it cheaper to book a DSM to LCY flight and hotel package?
Compared with arranging flights and hotels separately, booking a DSM to LCY flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Des Moines Intl. Airport (DSM) to London City Airport (LCY)?
Generally, it’s possible to cancel or reschedule your DSM to LCY flight. However, if it’s been more than 24 hours since booking, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are possible and if any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.