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$850+ Cheap flights from London City (LCY) to Idaho

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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — BOI
Jun 20 — Jun 271
Fri 6/20
Fri 6/27
1 adult, Economy
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Cheap 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 June 15, 2025.

Round-trip from

$1,176
(Cheapflightsfares)

One-way from

$850
(Cheapflightsfares)

Popular in

August

Cheapest in

November

Average price

$925
From London City to Idaho
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One-way flight from London City to Idaho
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Highest demand for flights based on searches. 16% potential increase in price ($190 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from London City to Idaho

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 June 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/14. 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.
Thu 8/288:45 amLCY - BOI
2 stops19h 29mLufthansa
Sat 9/62:42 pmBOI - LCY
2 stops19h 33mLufthansa
Deal found 6/14$1,176
This Travelocity deal was found by Cheapflights users on 6/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/289:05 amLCY - GEG
2 stops22h 54mMultiple Airlines
Thu 9/41:25 pmGEG - LCY
2 stops23h 25mMultiple Airlines
Deal found 6/14$1,198
This TravelUp deal was found by Cheapflights users on 6/15. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3010:00 amLCY - BOI
2 stops20h 59mVirgin Atlantic
Wed 8/64:20 pmBOI - LCY
2 stops31h 55mVirgin Atlantic
Deal found 6/15$1,330
This ChecknFly deal was found by Cheapflights users on 6/15. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/228:45 amLCY - JAC
2 stops16h 47mLufthansa
Fri 10/32:30 pmJAC - LCY
2 stops43h 45mLufthansa
Deal found 6/15$1,412
This United Airlines deal was found by Cheapflights users on 6/14. 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 9/197:30 pmLCY - JAC
2 stops30h 02mMultiple Airlines
Fri 9/267:00 amJAC - LCY
3 stops21h 40mMultiple Airlines
Deal found 6/14$1,541
This Expedia deal was found by Cheapflights users on 6/15. 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.
Sat 7/199:20 amLCY - BOI
2 stops20h 37mKLM
Wed 7/3010:24 amBOI - LCY
2 stops13h 51mKLM
Deal found 6/15$1,576
This SWISS deal was found by Cheapflights users on 6/15. 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 7/309:25 amLCY - BOI
2 stops19h 09mSWISS
Wed 8/62:32 pmBOI - LCY
2 stops21h 13mSWISS
Deal found 6/15$1,640
This KLM deal was found by Cheapflights users on 6/15. 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.
Thu 7/1010:00 amLCY - JAC
2 stops17h 21mKLM
Thu 7/178:30 amJAC - LCY
2 stops15h 45mKLM
Deal found 6/15$1,721
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Wed 7/308:45 amLCY - BOI
3 stops20h 42mMultiple Airlines
Wed 8/62:39 pmBOI - LCY
2 stops20h 56mMultiple Airlines
Deal found 6/15$1,778
This Netflights deal was found by Cheapflights users on 6/15. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/3010:00 amLCY - JAC
2 stops17h 21mVirgin Atlantic
Wed 8/61:00 pmJAC - LCY
2 stops21h 20mVirgin Atlantic
Deal found 6/15$1,803
This Delta deal was found by Cheapflights users on 6/15. 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 9/197:45 amLCY - JAC
2 stops20h 18mDelta
Fri 9/268:05 amJAC - LCY
2 stops17h 05mDelta
Deal found 6/15$7,281

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated June 15, 2025.
Use the filters below to find and compare flights from London City Airport to Idaho that are best for you.

Fly from

London City

Fly to

Idaho

Route

Depart

Return

Price

LondonBoise

LCY - BOI

LCYBOI

London City

Thu 8/28

8:45 am-9:14 pm

2 stops19h 29m

Boise Air Term. Gowen Fld

Sat 9/6

2:42 pm-5:15 pm

2 stops19h 33m

$1,176

LondonSpokane

LCY - GEG

LCYGEG

London City

Thu 8/28

9:05 am-11:59 pm

2 stops22h 54m

Spokane

Thu 9/4

1:25 pm-8:50 pm

2 stops23h 25m

$1,198

LondonBoise

LCY - BOI

LCYBOI

London City

Wed 7/30

10:00 am-11:59 pm

2 stops20h 59m

Boise Air Term. Gowen Fld

Wed 8/6

4:20 pm-7:15 am

2 stops31h 55m

$1,330

LondonJackson

LCY - JAC

LCYJAC

London City

Mon 9/22

8:45 am-6:32 pm

2 stops16h 47m

Jackson Hole

Fri 10/3

2:30 pm-5:15 pm

2 stops43h 45m

$1,412

LondonJackson

LCY - JAC

LCYJAC

London City

Fri 9/19

7:30 pm-6:32 pm

2 stops30h 02m

Jackson Hole

Fri 9/26

7:00 am-11:40 am

3 stops21h 40m

$1,541

LondonBoise

LCY - BOI

LCYBOI

London City

Sat 7/19

9:20 am-10:57 pm

2 stops20h 37m

Boise Air Term. Gowen Fld

Wed 7/30

10:24 am-7:15 am

2 stops13h 51m

$1,576

LondonBoise

LCY - BOI

LCYBOI

London City

Wed 7/30

9:25 am-9:34 pm

2 stops19h 09m

Boise Air Term. Gowen Fld

Wed 8/6

2:32 pm-6:45 pm

2 stops21h 13m

$1,640

LondonJackson

LCY - JAC

LCYJAC

London City

Thu 7/10

10:00 am-8:21 pm

2 stops17h 21m

Jackson Hole

Thu 7/17

8:30 am-7:15 am

2 stops15h 45m

$1,721

LondonBoise

LCY - BOI

LCYBOI

London City

Wed 7/30

8:45 am-10:27 pm

3 stops20h 42m

Boise Air Term. Gowen Fld

Wed 8/6

2:39 pm-6:35 pm

2 stops20h 56m

$1,778

LondonJackson

LCY - JAC

LCYJAC

London City

Wed 7/30

10:00 am-8:21 pm

2 stops17h 21m

Jackson Hole

Wed 8/6

1:00 pm-5:20 pm

2 stops21h 20m

$1,803

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/13

Showing 1-10 of 16 results
1
2

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 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 London City Airport to Idaho

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated June 15, 2025.
Get a feel of what it's like to fly with Delta, KLM and SWISS from London to Idaho by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,361 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,627 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,148 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

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

    $850 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on Delta and SWISS, with prices starting from $1,787 and $3,352, respectively.

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

    The most popular route from London City Airport to Idaho is London City - Jackson Hole. You may also consider London City - Boise Air Term. Gowen Fld or London City - Spokane.

  • 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 vacation 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.

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

    Currently, October is the cheapest month in which you can book a flight from London City Airport to Idaho (average of $314). Flying from London City Airport to Idaho in June is currently the most expensive (average of $395). 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

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Alternative routes for London City to Idaho

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