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London City

$438+ Cheap flights from Idaho to London City (LCY)

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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LCY
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Idaho to London City

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 December 18, 2025.

This Expedia deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:00 amGEG - LCY
2 stops27h 40mMultiple Airlines
Thu 1/89:40 amLCY - GEG
2 stops19h 42mMultiple Airlines
Deal found 12/16$2,067
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2011:47 pmBOI - LCY
2 stops24h 28mDelta
Sun 12/281:45 pmLCY - BOI
2 stops34h 42mDelta
Deal found 12/16$2,138
This KLM deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/201:00 pmBOI - LCY
2 stops23h 35mKLM
Sun 12/286:55 pmLCY - BOI
2 stops29h 32mKLM
Deal found 12/17$2,208
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:30 amBOI - LCY
2 stops19h 40mDelta
Sat 1/310:00 amLCY - BOI
2 stops19h 37mDelta
Deal found 12/17$3,141
This Expedia deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:45 pmBOI - LCY
2 stops21h 55mMultiple Airlines
Mon 12/299:10 amLCY - BOI
2 stops19h 57mMultiple Airlines
Deal found 12/17$3,559
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amGEG - LCY
2 stops18h 10mDelta
Fri 1/29:20 amLCY - GEG
2 stops20h 17mDelta
Deal found 12/17$3,968
This Ovago deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2012:20 pmBOI - LCY
2 stops37h 55mMultiple Airlines
Sun 12/284:35 pmLCY - BOI
3 stops32h 28mMultiple Airlines
Deal found 12/16$4,455
This FlightHub deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/185:28 amGEG - LCY
2 stops24h 37mMultiple Airlines
Sat 12/277:10 amLCY - GEG
2 stops21h 28mMultiple Airlines
Deal found 12/17$4,553
This oojo deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2011:59 pmGEG - LCY
2 stops24h 51mIberia
Mon 12/227:15 pmLCY - GEG
2 stops33h 23mIberia
Deal found 12/16$5,836
This Iberia deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:28 amGEG - LCY
2 stops19h 22mIberia
Fri 1/27:50 amLCY - GEG
2 stops20h 48mIberia
Deal found 12/16$12,203

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$648
(Cheapflightsfares)

One-way from

$438
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$949
Provider with most accurate pricing for Boise Air Term. Gowen Fld-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-London (LON) flights.
Search Deals
From Idaho to London City
Search Deals
One-way flight from Idaho to London City
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($276 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 18, 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

Wed 2/25

1:44 pm-5:40 pm

2 stops19h 56m

London City

Wed 3/11

9:50 am-9:03 pm

2 stops18h 13m

$648

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Wed 3/4

1:44 pm-5:40 pm

2 stops19h 56m

London City

Wed 3/11

9:50 am-9:03 pm

2 stops18h 13m

$648

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Tue 2/17

1:44 pm-5:35 pm

2 stops19h 51m

London City

Wed 3/4

9:50 am-9:07 pm

2 stops19h 17m

$740

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Mon 3/23

7:47 am-9:15 am

2 stops19h 28m

London City

Mon 4/6

9:15 am-9:36 pm

2 stops19h 21m

$1,028

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Tue 1/13

7:20 am-8:50 am

2 stops18h 30m

London City

Tue 1/27

7:15 pm-9:18 pm

2 stops33h 03m

$1,103

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Thu 1/15

1:38 pm-5:40 pm

2 stops20h 02m

London City

Thu 1/22

9:40 am-9:25 pm

2 stops19h 45m

$1,170

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Wed 1/14

7:20 am-2:05 pm

2 stops23h 45m

London City

Wed 1/21

7:50 am-9:18 pm

2 stops20h 28m

$1,344

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Wed 3/25

6:00 am-2:05 pm

2 stops25h 05m

London City

Tue 4/14

8:10 am-8:34 pm

2 stops44h 24m

$1,411

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Thu 6/4

10:38 am-9:30 am

2 stops15h 52m

London City

Sun 6/14

1:45 pm-11:56 pm

2 stops17h 11m

$1,474

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Sun 1/4

3:45 pm-5:30 pm

2 stops18h 45m

London City

Tue 1/13

6:50 am-10:09 pm

2 stops22h 19m

$1,606

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 21 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 round-trip 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?

    Airlines like Lufthansa, Iberia, and Delta fly from Idaho to London City Airport in about 15h 52m. The time it takes to get you to your destination can typically vary by up to 4h 04m. The distance from Idaho to London City Airport is about 4843 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular flight routes from Idaho to London City Airport are Boise Air Term. Gowen Fld - London City, Spokane - London City and Jackson Hole - London City.

  • 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 vacation 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

Traveling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Dartford
Dover
Winchester
Croydon
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Wembley
Folkestone
Eastbourne

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