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$791+ Cheap flights from Idaho to London City (LCY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LCY
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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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 April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$791
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$799
Provider with most accurate pricing for Boise Air Term. Gowen Fld-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-London (LON) flights.
Search Deals
From Idaho to London City
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($369 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 1, 2025.

This CheapTickets.de deal was found by Cheapflights users on 3/31. 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 CheapTickets.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/275:59 pmBOI - LCY
2 stops17h 31mKLM
Tue 5/139:20 amLCY - BOI
2 stops18h 46mKLM
Deal found 3/31$842
This United Airlines deal was found by Cheapflights users on 4/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/15:29 amGEG - LCY
3 stops18h 51mMultiple Airlines
Fri 5/168:55 amLCY - GEG
2 stops22h 43mMultiple Airlines
Deal found 4/1$866
This Cheapflightsfares deal was found by Cheapflights users on 3/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/232:43 pmBOI - LCY
2 stops18h 42mLufthansa
Wed 10/18:45 amLCY - BOI
2 stops19h 31mLufthansa
Deal found 3/31$884
This StudentUniverse deal was found by Cheapflights users on 4/1. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:15 pmGEG - LCY
2 stops19h 10mLufthansa
Fri 10/108:55 amLCY - GEG
2 stops19h 34mLufthansa
Deal found 4/1$948
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/267:00 amBOI - LCY
3 stops21h 40mMultiple Airlines
Mon 10/67:10 pmLCY - BOI
2 stops33h 06mMultiple Airlines
Deal found 3/31$1,016
This SWISS deal was found by Cheapflights users on 3/31. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/282:38 pmBOI - LCY
2 stops35h 12mSWISS
Wed 6/49:25 amLCY - BOI
2 stops19h 01mSWISS
Deal found 3/31$1,248
This Delta deal was found by Cheapflights users on 4/1. 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.
Wed 4/305:05 pmGEG - LCY
2 stops15h 35mDelta
Thu 5/159:20 amLCY - GEG
2 stops17h 25mDelta
Deal found 4/1$5,701

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 April 1, 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

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Sun 4/27

5:59 pm-6:30 pm

2 stops17h 31m

London City

Tue 5/13

9:20 am-9:06 pm

2 stops18h 46m

$842

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Thu 5/1

5:29 am-6:35 pm

2 stops29h 06m

London City

Fri 5/16

8:55 am-11:38 pm

2 stops22h 43m

$866

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Tue 9/23

2:43 pm-4:25 pm

2 stops18h 42m

London City

Wed 10/1

8:45 am-9:16 pm

2 stops19h 31m

$884

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Fri 9/26

7:00 am-11:40 am

3 stops21h 40m

London City

Mon 10/6

7:10 pm-9:16 pm

2 stops33h 06m

$1,016

BoiseLondon

BOI - LCY

BOILCY

Boise Air Term. Gowen Fld

Wed 5/28

2:38 pm-8:50 am

2 stops35h 12m

London City

Wed 6/4

9:25 am-9:26 pm

2 stops19h 01m

$1,248

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Wed 4/30

5:05 pm-4:40 pm

2 stops15h 35m

London City

Thu 5/15

9:20 am-6:45 pm

2 stops17h 25m

$5,701

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Sun 9/28

2:05 pm-6:35 pm

2 stops20h 30m

London City

Fri 10/10

8:55 am-8:29 pm

2 stops19h 34m

$7,631

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Tue 7/1

6:50 am-8:50 am

2 stops18h 00m

$891

SpokaneLondon

GEG - LCY

GEGLCY

Spokane

Thu 5/15

10:23 am-5:15 pm

2 stops22h 52m

$907

JacksonLondon

JAC - LCY

JACLCY

Jackson Hole

Fri 5/30

1:04 pm-11:40 am

2 stops15h 36m

$936

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 11 results
1
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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

Rainfall in London City by month

Plan your trip to London City by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London City Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London City Airport when rainfall is around 1.6 in.

Temperature in London City by month

Plan your trip to London City by taking into account the average temperature totals by month.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Reviews of airlines servicing London City

Get insights into the airlines that provide service to London City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London City. Reviews last updated April 1, 2025.
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,572 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Lufthansa
6.7
Okay
6,961 reviews
Delta
8.0
Very good
7,899 reviews

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

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

  • What is the cheapest month to book a flight from Idaho to London City Airport?

    Currently, April is the cheapest month in which you can book a flight from Idaho to London City Airport (average of $686). Flying from Idaho to London City Airport in July is currently the most expensive (average of $1,046). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho?

Book flights to Idaho if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Dover
Gatwick
Orpington
Watford
Milton Keynes
Croydon
Borehamwood
Folkestone
Ilford
Aylesbury
Chelmsford
Sutton

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Alternative routes for Idaho to London City

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