Find flights
When to book
FAQs

Cheap flights from London City Airport to Idaho from £489

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — BOI
29 Jun — 6 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London City to Idaho

Enter your travel dates to find the best prices.

Cheapest flights from London City to Idaho
Explore the most affordable flight options available from London City to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 May 2026.

Wed 1/708:25
LCY
-
GEG
2 stops19h 01m
Delta
Tue 7/709:27
GEG
-
LCY
2 stops16h 03m
Delta
Deal found 27/5£948
Tue 7/709:15
LCY
-
BOI
2 stops19h 14m
Lufthansa
Tue 14/712:34
BOI
-
LCY
2 stops22h 21m
Lufthansa
Deal found 27/5£982
Mon 22/609:20
LCY
-
BOI
2 stops21h 49m
KLM
Sun 28/611:55
BOI
-
LCY
2 stops14h 35m
KLM
Deal found 27/5£994
Wed 1/709:20
LCY
-
BOI
2 stops18h 35m
Delta
Wed 8/710:29
BOI
-
LCY
2 stops13h 46m
Delta
Deal found 29/5£1,029
Wed 1/709:15
LCY
-
GEG
2 stops19h 50m
Lufthansa
Wed 15/712:37
GEG
-
LCY
2 stops21h 18m
Lufthansa
Deal found 28/5£1,074
Mon 24/809:15
LCY
-
GEG
2 stops19h 31m
Lufthansa
Sat 19/1212:30
GEG
-
LCY
2 stops45h 10m
Lufthansa
Deal found 28/5£1,133
Tue 14/709:20
LCY
-
JAC
2 stops18h 09m
Virgin Atlantic
Tue 21/713:15
JAC
-
LCY
2 stops21h 05m
Virgin Atlantic
Deal found 30/5£1,168
Tue 23/610:00
LCY
-
BOI
2 stops19h 28m
Delta
Sun 28/611:55
BOI
-
LCY
2 stops14h 35m
Delta
Deal found 28/5£1,232
Tue 23/610:00
LCY
-
BOI
2 stops19h 28m
Delta
Sun 5/710:36
BOI
-
LCY
2 stops15h 54m
Delta
Deal found 30/5£1,243
Sun 31/520:45
LCY
-
BOI
2 stops34h 01m
Multiple Airlines
Sun 7/610:29
BOI
-
LCY
2 stops14h 26m
Multiple Airlines
Deal found 30/5£1,305
Fri 5/610:00
LCY
-
BOI
2 stops18h 44m
KLM
Fri 12/610:29
BOI
-
LCY
2 stops16h 01m
KLM
Deal found 26/5£1,343
Fri 26/609:20
LCY
-
GEG
2 stops19h 49m
Delta
Fri 3/709:20
GEG
-
LCY
2 stops16h 10m
Delta
Deal found 29/5£1,435

Find flight deals from London City to Idaho

Keep the following information in mind while searching for London City to Idaho flight deals. Data was last updated 30 May 2026.

Round-trip from

£948

One-way from

£489

Popular in

December

Cheapest in

January

Average price

£675
Delta
  • Delta
  • 1/7-7/7
  • 4 total stops
  • 35h 04m total
  • London to Idaho
Search Deals
18/8
  • 18/8
  • 3 total stops
  • 44h 52m total
  • London to Idaho
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£49 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London City to Idaho 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 30 May 2026.
Use the filters below to find and compare flights from London City Airport to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSpokane

LCY - GEG

LCYGEG

London City

Wed 1/7

08:25-19:26

2 stops19h 01m

Spokane

Tue 7/7

09:27-09:30

2 stops16h 03m

£948

LondonBoise

LCY - BOI

LCYBOI

London City

Mon 22/6

09:20-00:09

2 stops21h 49m

Boise Air Term. Gowen Fld

Sun 28/6

11:55-09:30

2 stops14h 35m

£994
Fastest return journey

LondonBoise

LCY - BOI

LCYBOI

London City

Wed 1/7

09:20-20:55

2 stops18h 35m

Boise Air Term. Gowen Fld

Wed 8/7

10:29-07:15

2 stops13h 46m

£1,029

LondonSpokane

LCY - GEG

LCYGEG

London City

Wed 1/7

09:15-21:05

2 stops19h 50m

Spokane

Wed 15/7

12:37-17:55

2 stops21h 18m

£1,074

LondonSpokane

LCY - GEG

LCYGEG

London City

Mon 24/8

09:15-20:46

2 stops19h 31m

Spokane

Sat 19/12

12:30-17:40

2 stops45h 10m

£1,133

LondonJackson

LCY - JAC

LCYJAC

London City

Tue 14/7

09:20-20:29

2 stops18h 09m

Jackson Hole

Tue 21/7

13:15-17:20

2 stops21h 05m

£1,168

LondonBoise

LCY - BOI

LCYBOI

London City

Tue 23/6

10:00-22:28

2 stops19h 28m

Boise Air Term. Gowen Fld

Sun 28/6

11:55-09:30

2 stops14h 35m

£1,232

LondonBoise

LCY - BOI

LCYBOI

London City

Tue 23/6

10:00-22:28

2 stops19h 28m

Boise Air Term. Gowen Fld

Sun 5/7

10:36-09:30

2 stops15h 54m

£1,243

LondonSpokane

LCY - GEG

LCYGEG

London City

Fri 26/6

09:20-21:09

2 stops19h 49m

Spokane

Fri 3/7

09:20-09:30

2 stops16h 10m

£1,435

LondonJackson

LCY - JAC

LCYJAC

London City

Wed 17/6

09:20-20:30

2 stops18h 10m

Jackson Hole

Fri 3/7

07:00-08:50

2 stops18h 50m

£1,540

Flights are sorted by cheapest return flights first.

Deals found on 27/5

Showing 1-10 of 30 resultsSorted by cheapest first
1
2
3

Best time to book a flight from London City to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from London City 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 London City Airport to Idaho
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 London City to Idaho. 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 London City Airport to Idaho?

    A quick flight from London City Airport to Idaho can take about 19h 01m. Delta provides one of the quickest options available for as low as £948. Airlines will cover a distance of 4655 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London City to Idaho 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London City to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
Stansted to John F Kennedy Intl flights
London City to John F Kennedy Intl flights
Heathrow to Los Angeles flights
Gatwick to LaGuardia flights
Heathrow to Orlando flights
Luton to John F Kennedy Intl flights
Heathrow to Boston flights
Stansted to Newark flights
Heathrow to Miami flights
Luton to Newark flights
London City to Newark flights
Heathrow to Dulles Intl flights
Heathrow to O'Hare Intl flights
Heathrow to Dallas/Fort Worth flights
Heathrow to San Francisco flights
Heathrow to Baltimore flights
Gatwick to Boston flights
Gatwick to Orlando flights
Gatwick to Los Angeles flights
Heathrow to Las Vegas flights
Heathrow to Hobby flights
Stansted to Los Angeles flights
London City to Los Angeles flights
Stansted to LaGuardia flights
Heathrow to Seattle flights
Stansted to Orlando flights
Gatwick to Miami flights
London City to Miami flights
Stansted to Miami flights
Heathrow to Austin flights
Heathrow to George Bush Intcntl flights
Heathrow to Tampa flights
London City to Boston flights
Heathrow to Atlanta flights
Heathrow to Denver flights
Stansted to Boston flights
Heathrow to Reagan-National flights
Gatwick to Dulles Intl flights
Gatwick to San Francisco flights
Luton to Miami flights
London City to Orlando flights
Gatwick to O'Hare Intl flights
London City to San Francisco flights
Heathrow to Ontario flights
Stansted to Dulles Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London City to Idaho?

When you search for this flight from London City to Idaho, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from London City to Idaho?

Millions of users choose and trust Cheapflights to book the best flight deals from London City to Idaho for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from London City to Idaho with no change fees?

Need flexible booking options for your flight to Idaho from London City? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from London City to Idaho become cheaper?

Not ready to book yet? You can track prices for flights from London City to Idaho on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.