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Cheap flights from Idaho to London City Airport from £307

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LCY
7 12月 — 14 12月1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Idaho to London City

Keep the following information in mind while searching for Idaho to London City flight deals. Data was last updated 7 11月 2025.

Round-trip from

£506

One-way from

£307

Popular in

June

Cheapest in

October

Average price

£725
6/2-23/2
  • 6/2-23/2
  • 5 total stops
  • 53h 33m total
  • Idaho to London
Search Deals
6/12
  • 6/12
  • 3 total stops
  • 40h 30m total
  • Idaho to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£162 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£29 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Idaho to London City

Enter your travel dates to find the best prices.

Cheapest flights from Idaho to London City
Explore the most affordable flight options available from Idaho to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 11月 2025.

週三 3/1207:00JAC - LCY
2 stops27h 40mMultiple Airlines
週一 8/1209:50LCY - JAC
3 stops30h 55mMultiple Airlines
Deal found 5/11£516
週三 3/1214:49JAC - LCY
2 stops18h 51mLufthansa
週一 8/1217:15LCY - JAC
2 stops34h 22mLufthansa
Deal found 5/11£527
週三 12/1111:25GEG - LCY
2 stops17h 30mMultiple Airlines
週三 3/1218:10LCY - GEG
3 stops34h 49mMultiple Airlines
Deal found 6/11£684
週日 7/1212:16BOI - LCY
2 stops17h 39mMultiple Airlines
週六 13/1208:35LCY - BOI
3 stops43h 50mMultiple Airlines
Deal found 7/11£814
週六 6/1210:40BOI - LCY
3 stops19h 05mMultiple Airlines
週六 13/1208:35LCY - BOI
2 stops45h 10mMultiple Airlines
Deal found 6/11£1,122
週日 21/1213:00JAC - LCY
2 stops21h 40mMultiple Airlines
週日 28/1217:40LCY - JAC
3 stops47h 15mMultiple Airlines
Deal found 6/11£1,220
週日 21/1205:05GEG - LCY
2 stops28h 35mMultiple Airlines
週日 28/1217:40LCY - GEG
3 stops36h 50mMultiple Airlines
Deal found 6/11£1,277
週六 20/1223:47BOI - LCY
2 stops24h 28mDelta
週日 28/1213:45LCY - BOI
2 stops34h 42mDelta
Deal found 6/11£1,562
週日 21/1205:28GEG - LCY
2 stops23h 12mMultiple Airlines
週五 2/106:50LCY - GEG
2 stops21h 48mMultiple Airlines
Deal found 5/11£1,725
週六 20/1214:40BOI - LCY
2 stops35h 35mMultiple Airlines
週日 28/1215:15LCY - BOI
3 stops33h 48mMultiple Airlines
Deal found 5/11£4,334

Cheapflights Fare Finder

 
Customise your flight search to find flights from Idaho to London City 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, Cheapflights users made 858,174 searches. Data last updated 7 11月 2025.
Use the filters below to find and compare flights from Idaho to London City Airport that are best for you.

Fly from

Idaho

Fly to

London City

Route

Depart

Return

Price

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

週五 6/2

05:00-11:40

3 stops22h 40m

London City

週一 23/2

19:10-18:03

2 stops30h 53m

£506

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

週三 21/1

11:25-12:55

2 stops17h 30m

London City

週三 4/2

09:50-10:44

2 stops32h 54m

£514

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

週五 23/1

05:00-11:40

3 stops22h 40m

London City

週一 2/2

09:50-19:16

2 stops41h 26m

£514

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

週日 1/2

14:20-17:40

2 stops20h 20m

London City

週日 8/2

19:20-21:23

3 stops33h 03m

£515

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

週三 4/2

11:25-12:55

2 stops17h 30m

London City

週一 9/2

09:50-12:46

3 stops34h 56m

£515

JacksonLondon

JAC - LCY

JACLCY

Jackson Hole

週三 3/12

07:00-17:40

2 stops27h 40m

London City

週一 8/12

09:50-09:45

3 stops30h 55m

£516

JacksonLondon

JAC - LCY

JACLCY

Jackson Hole

週三 3/12

14:49-16:40

2 stops18h 51m

London City

週一 8/12

17:15-20:37

2 stops34h 22m

£527

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

週四 5/3

06:05-16:35

2 stops26h 30m

London City

週一 9/3

10:00-16:10

2 stops37h 10m

£537

JacksonLondon

JAC - LCY

JACLCY

Jackson Hole

週二 24/3

12:45-17:35

2 stops22h 50m

London City

週五 3/4

09:15-21:02

2 stops18h 47m

£608

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

週二 7/4

14:40-18:35

2 stops20h 55m

London City

週五 17/4

09:15-21:36

2 stops19h 21m

£638

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 23 results
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Best time to book a flight from Idaho to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Idaho with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Idaho to London City Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Idaho to London City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Idaho to London City Airport?

    Departing from Idaho to London City Airport will take you 18h 51m. The distance from Idaho to London City Airport is about 4673 mi.

  • What are the cheapest airlines to fly from Idaho to London City Airport one-way?

    For one-way options, check prices for Lufthansa. According to our data, you can fly for as low as £344. Users have also found prices from £380 and £380 on Delta and United Airlines, respectively.

  • What are the most popular routes from Idaho to London City Airport?

    Most travelers choose Boise Air Term. Gowen Fld - London City, Spokane - London City or Jackson Hole - London City when deciding on the best route from Idaho to London City Airport.

  • Can I find deals for flights from Idaho to London City that include hotel bookings?

    Yes. In addition to deals on Idaho to London City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Idaho to London City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho to London City.

  • Can I find deals for business class flights from Idaho to London City?

    Yes. Cheapflights offers flight deals from Idaho to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Crawley
Brentford
Romford
Chichester
Ipswich
Bedford
Eastbourne

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Alternative routes for Idaho to London City

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Idaho to London City?

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