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Cheap flights from Iowa to London from £249

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Iowa to London departing on 15/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

British Airways Logo
14:25 - 06:55OMA-LHR
11h 30m1 stop
British Airways Logo
06:15 - 17:55LHR-OMA
17h 40m2 stops
£448British Airways
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Wed, 29 Oct - Fri, 7 Nov
British Airways Logo
14:25 - 06:55OMA-LHR
11h 30m1 stop
British Airways Logo
06:15 - 17:55LHR-OMA
17h 40m2 stops
£448British Airways
Find Deal
Wed, 29 Oct - Fri, 7 Nov
United Airlines Logo
13:05 - 11:15OMA-LHR
16h 10m1 stop
United Airlines Logo
13:25 - 14:21LHR-OMA
30h 56m2 stops
£450United Airlines
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Sun, 9 Nov - Wed, 19 Nov
United Airlines Logo
06:00 - 05:55OMA-LHR
17h 55m2 stops
United Airlines Logo
14:05 - 14:21LHR-OMA
30h 16m2 stops
£451United Airlines
Find Deal
Wed, 1 Oct - Tue, 7 Oct
Air Canada Logo
08:00 - 06:35OMA-LHR
16h 35m2 stops
Air Canada Logo
14:05 - 14:21LHR-OMA
30h 16m2 stops
£455Air Canada
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Tue, 14 Oct - Wed, 22 Oct
Logo
18:33 - 06:30OMA-LHR
29h 57m2 stops
Logo
20:25 - 21:48LHR-OMA
31h 23m2 stops
£457
Find Deal
Sat, 4 Oct - Mon, 13 Oct
Logo
08:00 - 09:35OMA-LHR
19h 35m2 stops
Logo
09:00 - 21:48LHR-OMA
18h 48m2 stops
£458
Find Deal
Tue, 9 Sep - Wed, 17 Sep
Iberia Logo
14:05 - 07:20OMA-LHR
11h 15m1 stop
Iberia Logo
09:15 - 18:55LHR-OMA
15h 40m1 stop
£460Iberia
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Tue, 7 Oct - Thu, 16 Oct
Iberia Logo
19:35 - 12:15OMA-LHR
10h 40m1 stop
Iberia Logo
09:15 - 18:55LHR-OMA
15h 40m1 stop
£461Iberia
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Mon, 6 Oct - Fri, 17 Oct
Air Canada Logo
05:45 - 07:10DSM-LHR
19h 25m2 stops
Air Canada Logo
13:25 - 17:25LHR-DSM
34h 00m2 stops
£465Air Canada
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Tue, 4 Nov - Wed, 12 Nov

Delta flights from Iowa to London Heathrow Airport

Our best Delta deals on Iowa to London Heathrow Airport flight tickets
Delta
6 Oct
OMA13:14Omaha Eppley Airfield
13h 41m
2 stops
LHR08:55London Heathrow
17 Oct
LHR06:30London Heathrow
17h 12m
2 stops
OMA17:42Omaha Eppley Airfield
£465
Find similar
Delta
2 Sept
OMA10:25Omaha Eppley Airfield
15h 15m
2 stops
LHR07:40London Heathrow
26 Sept
LHR11:45London Heathrow
13h 49m
2 stops
OMA19:34Omaha Eppley Airfield
£494
Find similar
Delta
2 Oct
OMA05:15Omaha Eppley Airfield
20h 00m
1 stop
LHR07:15London Heathrow
7 Oct
LHR06:15London Heathrow
17h 27m
2 stops
OMA17:42Omaha Eppley Airfield
£503
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Lufthansa flights from Iowa to London Heathrow Airport

Our best Lufthansa deals on Iowa to London Heathrow Airport flight tickets
Lufthansa
1 Dec
DSM18:50Des Moines
18h 45m
2 stops
LHR19:35London Heathrow
8 Dec
LHR17:50London Heathrow
33h 47m
2 stops
DSM21:37Des Moines
£496
Find similar
Lufthansa
7 Sept
CID17:29Cedar Rapids
18h 11m
2 stops
LHR17:40London Heathrow
14 Sept
LHR06:30London Heathrow
21h 00m
2 stops
CID21:30Cedar Rapids
£534
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momondo Fare Finder

 
Customise your flight search to find flights from Iowa to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 13 August 2025.
Use the filters below to find and compare flights from Iowa to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 29/10

14:25-06:55

1 stop11h 30m

London Heathrow

Fri 7/11

06:15-17:55

2 stops17h 40m

£448

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 29/10

14:25-06:55

1 stop11h 30m

London Heathrow

Fri 7/11

06:15-17:55

2 stops17h 40m

£448

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Sun 9/11

13:05-11:15

1 stop16h 10m

London Heathrow

Wed 19/11

13:25-14:21

2 stops30h 56m

£450

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Wed 1/10

06:00-05:55

2 stops17h 55m

London Heathrow

Tue 7/10

14:05-14:21

2 stops30h 16m

£451

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 14/10

08:00-06:35

2 stops16h 35m

London Heathrow

Wed 22/10

14:05-14:21

2 stops30h 16m

£455

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Sat 4/10

18:33-06:30

2 stops29h 57m

London Heathrow

Mon 13/10

20:25-21:48

2 stops31h 23m

£457

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 9/9

08:00-09:35

2 stops19h 35m

London Heathrow

Wed 17/9

09:00-21:48

2 stops18h 48m

£458

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Tue 7/10

14:05-07:20

1 stop11h 15m

London Heathrow

Thu 16/10

09:15-18:55

1 stop15h 40m

£460

OmahaLondon

OMA - LHR

OMALHR

Omaha Eppley Airfield

Mon 6/10

19:35-12:15

1 stop10h 40m

London Heathrow

Fri 17/10

09:15-18:55

1 stop15h 40m

£461

Des MoinesLondon

DSM - LHR

DSMLHR

Des Moines

Tue 4/11

05:45-07:10

2 stops19h 25m

London Heathrow

Wed 12/11

13:25-17:25

2 stops34h 00m

£465

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Iowa to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Iowa to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £557. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Iowa averaging around £616.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Iowa is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £596. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £1,304.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Iowa to London Heathrow Airport in the afternoon for as low as £629. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £1,145 on average. Flights to London Heathrow Airport from Iowa at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Iowa when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £719 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Iowa for as low as £560 on momondo.

Cheap Iowa to London Heathrow Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Iowa to London Heathrow Airport

Best price found

£249

Fastest flight time

9h 50m

Direct flights

None
The best one-way flight to London Heathrow Airport from Iowa in the past 72 hours is £249. The best return flight deal from Iowa to London Heathrow Airport found on momondo in the last 72 hours is £448.
The fastest flight from Iowa to London Heathrow Airport takes 9h 50m
There are no direct flights from Iowa to London Heathrow Airport. Popular non-direct routes for this connection are Omaha Eppley Airfield Airport - London Heathrow Airport, Cedar Rapids Airport - London Heathrow Airport and Des Moines Airport - London Heathrow Airport.
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  • When did momondo last update prices for flights from Iowa to London Heathrow Airport?

    Prices for flights from Iowa to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Iowa to London Heathrow Airport?

  • How old do you have to be to fly from Iowa to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Iowa to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Iowa to London Heathrow Airport

Compare and see reviews for airlines that fly from Iowa to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom £479Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights
Virgin AtlanticPriceFrom £492Free CancellationRating
7.4
657 reviews
Search Virgin Atlantic flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Slough
Northampton
Maidstone
Southend-on-Sea
Swindon
Canterbury
Gatwick
Stratford-upon-Avon
Ipswich
Ilford
Guildford
Colchester
Dartford
Swanage
Hounslow
Worthing
Dover

Why use momondo?

Why should I use momondo to find a flight deal from Iowa to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Iowa to London. momondo saves you time and could save you money on your trip.

Can I find flights from Iowa to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Iowa which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Iowa to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Iowa to London.

I’m not ready to book a flight from Iowa to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Iowa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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