Idaho

$781+ Cheap flights from London City (LCY) to Idaho

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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
LCY — BOI
Nov 29 — Dec 61
We work with more than 300 partners to bring you better travel deals

Find cheap flights from London City to Idaho with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 October 30, 2025.

Round-trip from

$781
(United Airlines)

Popular in

July

Cheapest in

September

Average price

$996
From London City to Idaho
Highest demand for flights based on searches. 14% potential increase in price ($159 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Average for round-trip flights in October 2025

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 October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/29. 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 11/269:50 amLCY - GEG
3 stops34h 55mMultiple Airlines
Wed 12/312:33 pmGEG - LCY
2 stops20h 07mMultiple Airlines
Deal found 10/29$781
This Netflights deal was found by Cheapflights users on 10/29. 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.
Mon 12/87:45 amLCY - BOI
2 stops23h 24mVirgin Atlantic
Mon 12/1511:10 amBOI - LCY
2 stops23h 10mVirgin Atlantic
Deal found 10/29$972
This Netflights deal was found by Cheapflights users on 10/30. 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.
Mon 12/87:45 amLCY - BOI
2 stops23h 24mVirgin Atlantic
Tue 12/165:35 amBOI - LCY
2 stops19h 35mVirgin Atlantic
Deal found 10/30$1,128
This Lufthansa deal was found by Cheapflights users on 10/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/69:40 amLCY - JAC
2 stops17h 57mLufthansa
Thu 11/132:40 pmJAC - LCY
2 stops19h 00mLufthansa
Deal found 10/30$1,571
This Netflights deal was found by Cheapflights users on 10/29. 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.
Sat 12/138:40 amLCY - GEG
2 stops19h 30mVirgin Atlantic
Sat 12/2011:21 amGEG - LCY
2 stops21h 59mVirgin Atlantic
Deal found 10/29$1,593
This Netflights deal was found by Cheapflights users on 10/30. 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.
Sat 12/278:40 amLCY - GEG
2 stops22h 36mVirgin Atlantic
Sat 1/311:21 amGEG - LCY
2 stops21h 59mVirgin Atlantic
Deal found 10/30$1,691
This Netflights deal was found by Cheapflights users on 10/30. 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.
Sat 12/208:40 amLCY - BOI
2 stops22h 13mVirgin Atlantic
Thu 1/85:30 amBOI - LCY
2 stops28h 05mVirgin Atlantic
Deal found 10/30$1,928
This Netflights deal was found by Cheapflights users on 10/30. 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.
Sat 12/208:40 amLCY - BOI
2 stops22h 13mVirgin Atlantic
Sat 1/37:30 amBOI - LCY
2 stops26h 50mVirgin Atlantic
Deal found 10/30$2,602
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Sat 12/2012:15 pmLCY - BOI
2 stops41h 44mMultiple Airlines
Thu 1/810:28 amBOI - LCY
3 stops19h 27mMultiple Airlines
Deal found 10/30$3,068
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Sun 12/215:40 pmLCY - BOI
3 stops34h 50mMultiple Airlines
Sat 1/312:20 pmBOI - LCY
2 stops17h 25mMultiple Airlines
Deal found 10/30$3,400
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 12/138:35 amLCY - GEG
3 stops44h 24mMultiple Airlines
Sat 12/205:05 amGEG - LCY
3 stops23h 40mMultiple Airlines
Deal found 10/29$3,835
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Sun 12/147:20 pmLCY - BOI
2 stops34h 25mMultiple Airlines
Sun 12/2112:20 pmBOI - LCY
2 stops22h 20mMultiple Airlines
Deal found 10/30$3,939

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 October 30, 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

LondonSpokane

LCY - GEG

LCYGEG

London City

Wed 11/26

9:50 am-12:45 pm

3 stops34h 55m

Spokane

Wed 12/3

12:33 pm-4:40 pm

2 stops20h 07m

$781

LondonBoise

LCY - BOI

LCYBOI

London City

Mon 2/9

9:50 am-11:48 pm

2 stops20h 58m

Boise Air Term. Gowen Fld

Mon 2/16

8:41 am-5:40 pm

2 stops25h 59m

$882

LondonBoise

LCY - BOI

LCYBOI

London City

Wed 2/25

9:50 am-11:38 pm

2 stops20h 48m

Boise Air Term. Gowen Fld

Sat 3/7

7:45 am-12:45 pm

2 stops22h 00m

$947

LondonBoise

LCY - BOI

LCYBOI

London City

Mon 12/8

7:45 am-12:09 am

2 stops23h 24m

Boise Air Term. Gowen Fld

Mon 12/15

11:10 am-5:20 pm

2 stops23h 10m

$972

LondonBoise

LCY - BOI

LCYBOI

London City

Mon 4/20

7:45 am-11:31 pm

2 stops22h 46m

Boise Air Term. Gowen Fld

Mon 4/27

3:25 pm-5:20 pm

2 stops18h 55m

$1,019

LondonSpokane

LCY - GEG

LCYGEG

London City

Tue 3/10

5:50 pm-6:20 pm

2 stops31h 30m

Spokane

Tue 3/17

1:00 pm-5:20 pm

2 stops21h 20m

$1,022

LondonBoise

LCY - BOI

LCYBOI

London City

Mon 4/20

9:15 am-9:16 pm

2 stops19h 01m

Boise Air Term. Gowen Fld

Mon 4/27

8:40 am-8:40 am

2 stops17h 00m

$1,047

LondonBoise

LCY - BOI

LCYBOI

London City

Mon 12/8

8:40 am-12:09 am

2 stops22h 29m

Boise Air Term. Gowen Fld

Tue 12/16

5:35 am-4:35 pm

2 stops28h 00m

$1,135

LondonBoise

LCY - BOI

LCYBOI

London City

Thu 2/26

9:40 am-9:32 pm

2 stops18h 52m

Boise Air Term. Gowen Fld

Sun 3/8

2:43 pm-5:40 pm

2 stops20h 57m

$1,210

LondonSpokane

LCY - GEG

LCYGEG

London City

Sat 12/27

8:40 am-11:16 pm

2 stops22h 36m

Spokane

Sat 1/3

11:21 am-5:20 pm

2 stops21h 59m

$1,691

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 19 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
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?

    There are many flights that can get you from London City Airport to Idaho in 19h 01m. Fly via Virgin Atlantic, Lufthansa, or Delta to get the fastest option. Airlines will cover a distance of 4843 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes 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 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.

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.

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.