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

Departing from Idaho to London City Airport will take you 17h 10m. The distance from Idaho to London City Airport is about 4655 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in London City Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London City Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London City Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

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

What is the cheapest time of day to fly from ID to LCY?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to London City Airport as you normally would.

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.

£255+ Cheap Flights from Idaho to London City Airport

Cheap flight deals from Idaho to London City

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 4 September 2026.

Wed 14/1015:30 -

2 stops17h 10m

Wed 21/1008:25 -

2 stops19h 43m

Deal found 2/9£693

Wed 2/1214:40 -

2 stops20h 00m

Mon 7/1209:50 -

2 stops18h 23m

Deal found 2/9£710

Wed 7/1012:08 -

2 stops14h 22m

Tue 13/1008:25 -

2 stops20h 43m

Deal found 3/9£715

Mon 19/1014:48 -

2 stops20h 07m

Thu 29/1009:50 -

2 stops17h 07m

Deal found 30/8£744

Wed 4/1114:25 -

2 stops20h 15m

Mon 9/1109:50 -

2 stops18h 07m

Deal found 2/9£752

Wed 28/1013:49 -

2 stops20h 51m

Tue 3/1109:50 -

2 stops19h 21m

Deal found 2/9£787

Sun 27/918:44 -

2 stops15h 36m

Tue 13/1009:20 -

2 stops20h 44m

Deal found 29/8£808

Tue 15/908:55 -

2 stops17h 35m

Mon 28/910:00 -

2 stops20h 59m

Deal found 3/9£819

Fri 4/911:09 -

2 stops14h 21m

Wed 9/908:25 -

2 stops22h 29m

Deal found 2/9£819

Thu 12/1110:37 -

2 stops24h 03m

Sun 15/1117:15 -

2 stops34h 42m

Deal found 1/9£820

Sun 20/911:10 -

2 stops14h 20m

Mon 28/910:00 -

2 stops20h 54m

Deal found 31/8£820

Thu 19/1107:00 -

2 stops17h 50m

Wed 25/1107:45 -

2 stops20h 24m

Deal found 31/8£825

Best flights from Idaho to London City
Discover carefully curated flight deals from Idaho to London City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 September 2026.

Wed 14/1015:30 -

2 stops17h 10m

Wed 21/1008:25 -

2 stops19h 43m

Deal found 2/9£693

Wed 2/1214:40 -

2 stops20h 00m

Mon 7/1209:50 -

2 stops18h 23m

Deal found 1/9£710

Mon 19/1007:00 -

2 stops30h 45m

Mon 26/1014:00 -

2 stops38h 34m

Deal found 30/8£865

Wed 18/1106:00 -

2 stops24h 05m

Wed 25/1107:50 -

2 stops21h 01m

Deal found 30/8£880

Fri 2/1013:15 -

2 stops15h 25m

Wed 7/1020:15 -

2 stops27h 15m

Deal found 2/9£1,116

Wed 7/1012:08 -

2 stops14h 22m

Tue 13/1008:25 -

2 stops20h 43m

Deal found 3/9£715

Mon 19/1014:48 -

2 stops20h 07m

Thu 29/1009:50 -

2 stops17h 07m

Deal found 30/8£744

Wed 4/1114:25 -

2 stops20h 15m

Mon 9/1109:50 -

2 stops18h 07m

Deal found 2/9£752

Thu 19/1107:00 -

2 stops17h 50m

Wed 25/1107:45 -

2 stops20h 24m

Deal found 30/8£787

Thu 19/1106:00 -

2 stops18h 50m

Wed 25/1107:50 -

2 stops21h 01m

Deal found 2/9£922

Tue 15/908:55 -

2 stops17h 35m

Mon 28/910:00 -

2 stops20h 59m

Deal found 1/9£819

Thu 12/1110:37 -

2 stops24h 03m

Sun 15/1117:15 -

2 stops34h 42m

Deal found 1/9£820

Wed 28/1013:49 -

2 stops20h 51m

Tue 3/1109:50 -

2 stops19h 21m

Deal found 31/8£857

Tue 29/912:02 -

2 stops26h 33m

Tue 6/1009:15 -

2 stops18h 31m

Deal found 31/8£1,417

Thu 19/1110:37 -

2 stops24h 03m

Sun 22/1117:15 -

2 stops34h 42m

Deal found 1/9£1,212

Sun 22/1110:37 -

2 stops24h 03m

Fri 27/1109:50 -

2 stops18h 07m

Deal found 2/9£1,247

Wed 25/1114:25 -

2 stops20h 15m

Sun 29/1117:15 -

2 stops34h 42m

Deal found 31/8£1,388

Sat 12/1213:17 -

2 stops16h 58m

Sun 3/113:45 -

2 stops17h 14m

Deal found 3/9£4,358

Sat 26/1213:10 -

2 stops17h 05m

Fri 1/109:35 -

2 stops21h 24m

Deal found 1/9£5,572

Find flight deals from Idaho to London City

Round-trip from	£693
One-way from	£255
Popular in	January
Cheapest in	April
Average price	£708

Delta
14/10-21/10
4 total stops
36h 53m total
Idaho to London

Search Deals

Delta
29/12-31/12
2 total stops
18h 25m total
Idaho to London

Search Deals

Highest demand for flights based on searches. 31% potential increase in price (£294 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 17% potential price decrease (£96 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Idaho to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SpokaneLondon

GEG Spokane - LCY London City

GEGLCY

Spokane

Wed 30/12

13:37-16:35

2 stops18h 58m

London City

Wed 31/12

00:00-15:00

Nonstop0h 00m

£255

SpokaneLondon

GEG Spokane - LCY London City

GEGLCY

Spokane

Tue 29/12

06:25-08:50

2 stops18h 25m

London City

Wed 31/12

00:00-15:00

Nonstop0h 00m

£260

SpokaneLondon

GEG Spokane - LCY London City

GEGLCY

Spokane

Thu 31/12

06:25-09:30

2 stops19h 05m

London City

Wed 31/12

00:00-15:00

Nonstop0h 00m

£292

SpokaneLondon

GEG Spokane - LCY London City

GEGLCY

Spokane

Sun 27/12

05:00-16:35

2 stops27h 35m

London City

Wed 31/12

00:00-15:00

Nonstop0h 00m

£302

SpokaneLondon

GEG Spokane - LCY London City

GEGLCY

Spokane

Sat 26/12

05:00-13:15

2 stops24h 15m

London City

Wed 31/12

00:00-15:00

Nonstop0h 00m

£346

BoiseLondon

BOI Boise Air Term. Gowen Fld - LCY London City

BOILCY

Boise Air Term. Gowen Fld

Wed 21/10

10:34-09:30

2 stops15h 56m

London City

Wed 31/12

00:00-16:00

Nonstop0h 00m

£356

BoiseLondon

BOI Boise Air Term. Gowen Fld - LCY London City

BOILCY

Boise Air Term. Gowen Fld

Sat 14/11

12:31-17:40

2 stops46h 09m

London City

Wed 31/12

00:00-16:00

Nonstop0h 00m

£362

BoiseLondon

BOI Boise Air Term. Gowen Fld - LCY London City

BOILCY

Boise Air Term. Gowen Fld

Sat 14/11

17:35-18:55

3 stops42h 20m

London City

Wed 31/12

00:00-16:00

Nonstop0h 00m

£392

BoiseLondon

BOI Boise Air Term. Gowen Fld - LCY London City

BOILCY

Boise Air Term. Gowen Fld

Wed 21/10

14:06-08:40

3 stops35h 34m

London City

Wed 31/12

00:00-16:00

Nonstop0h 00m

£405

SpokaneLondon

GEG Spokane - LCY London City

GEGLCY

Spokane

Mon 5/10

13:00-17:20

2 stops20h 20m

London City

Wed 31/12

00:00-15:00

Nonstop0h 00m

£407

Flights are sorted by cheapest return flights first.

Deals found on 31/8

Showing 1-10 of 35 resultsSorted by cheapest first

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.

GEG-LCY

BOI-LCY

JAC-LCY

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

USID-LCY

GEG-LCY

BOI-LCY

JAC-LCY

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Idaho to London City Airport?
Departing from Idaho to London City Airport will take you 17h 10m. The distance from Idaho to London City Airport is about 4655 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from Idaho to London City Airport?
Most travelers choose Jackson Hole - London City, Boise Air Term. Gowen Fld - London City or Spokane - 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

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

When you search for this flight from Idaho to London City, 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 Idaho to London City?

Cheapflights helps you find that perfect flight to London City from Idaho by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Idaho to London City flexibly with Cheapflights today.

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

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Cheap flights from Idaho to London City Airport from £255

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Idaho to London City

Cheapest flights from Idaho to London CityExplore 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 4 September 2026.

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 4 September 2026.

Best flights from Idaho to London CityDiscover carefully curated flight deals from Idaho to London City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 September 2026.

Discover carefully curated flight deals from Idaho to London City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 September 2026.

Last-minute flights from Idaho to London CityDiscover last-minute flight deals from Idaho to London City. Data last updated 4 September 2026 and is based on user searches.

Discover last-minute flight deals from Idaho to London City. Data last updated 4 September 2026 and is based on user searches.

One-way flights from Idaho to London CitySearch for one-way flight options from Idaho to London City. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.

Search for one-way flight options from Idaho to London City. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.

Find flight deals from Idaho to London City

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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.

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Related info for your journey

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

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

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

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

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

Travelling to a place near London City Airport?

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 Idaho to London City

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to London City by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Search flights from Idaho to London City by cabin class

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Other flights to London City

Explore flights to London City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 4 September 2026.

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

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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 4 September 2026.

Best flights from Idaho to London City
Discover carefully curated flight deals from Idaho to London City that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 September 2026.

Last-minute flights from Idaho to London City
Discover last-minute flight deals from Idaho to London City. Data last updated 4 September 2026 and is based on user searches.

One-way flights from Idaho to London City
Search for one-way flight options from Idaho to London City. Find affordable one-way fares based on user searches. Data last updated 4 September 2026.