Cheap flights from London City Airport to Idaho from $704

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London City Airport to Idaho departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from London City Airport to Idaho

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
9:15 am - 9:11 pm
LCY
-
GEG
19h 56m
2 stops
Lufthansa Logo
12:35 pm - 5:55 pm
GEG
-
LCY
21h 20m
2 stops
$1,081Lufthansa
Wed, Apr 22 - Tue, Apr 28
Lufthansa Logo
9:15 am - 9:11 pm
LCY
-
GEG
19h 56m
2 stops
Lufthansa Logo
12:35 pm - 5:55 pm
GEG
-
LCY
21h 20m
2 stops
$1,084Lufthansa
Wed, Apr 22 - Tue, Apr 28
Lufthansa Logo
9:15 am - 9:11 pm
LCY
-
GEG
19h 56m
2 stops
Lufthansa Logo
12:35 pm - 5:55 pm
GEG
-
LCY
21h 20m
2 stops
$1,087Lufthansa
Wed, Apr 22 - Tue, Apr 28
KLM Logo
9:20 am - 11:00 pm
LCY
-
BOI
20h 40m
2 stops
KLM Logo
1:53 pm - 4:40 pm
BOI
-
LCY
19h 47m
2 stops
$1,157KLM
Tue, Apr 21 - Tue, May 12
KLM Logo
8:45 pm - 11:04 pm
LCY
-
BOI
33h 19m
2 stops
KLM Logo
7:00 am - 5:20 pm
BOI
-
LCY
27h 20m
2 stops
$1,360KLM
Sun, Jul 5 - Tue, Jul 14
SWISS Logo
9:15 am - 9:05 pm
LCY
-
GEG
19h 50m
2 stops
SWISS Logo
12:37 pm - 5:55 pm
GEG
-
LCY
21h 18m
2 stops
$1,393SWISS
Wed, Jul 1 - Wed, Jul 15
Multiple Airlines Logo
9:15 am - 10:33 pm
LCY
-
BOI
20h 18m
2 stops
Multiple Airlines Logo
10:14 am - 5:55 pm
BOI
-
LCY
24h 41m
2 stops
$1,412Multiple Airlines
Thu, Aug 20 - Sun, Aug 23
Multiple Airlines Logo
9:15 am - 11:58 pm
LCY
-
BOI
21h 43m
2 stops
Multiple Airlines Logo
1:59 pm - 5:55 pm
BOI
-
LCY
20h 56m
2 stops
$1,415Multiple Airlines
Tue, May 19 - Tue, May 26
Delta Logo
10:00 am - 10:28 pm
LCY
-
BOI
19h 28m
2 stops
Delta Logo
10:36 am - 9:30 am
BOI
-
LCY
15h 54m
2 stops
$1,674Delta
Tue, Jun 23 - Sun, Jul 5
Delta Logo
10:00 am - 10:28 pm
LCY
-
BOI
19h 28m
2 stops
Delta Logo
10:36 am - 9:30 am
BOI
-
LCY
15h 54m
2 stops
$1,675Delta
Tue, Jun 23 - Sun, Jul 5

Lufthansa flights from London City Airport to Idaho

Our best Lufthansa deals on London City Airport to Idaho flight tickets
Lufthansa
Apr 22
LCY9:15 amLondon City
19h 56m
2 stops
GEG9:11 pmSpokane
Apr 28
GEG12:35 pmSpokane
21h 20m
2 stops
LCY5:55 pmLondon City
$1,081
Lufthansa
Apr 22
LCY9:15 amLondon City
19h 56m
2 stops
GEG9:11 pmSpokane
Apr 28
GEG12:35 pmSpokane
21h 20m
2 stops
LCY5:55 pmLondon City
$1,084
Lufthansa
Apr 22
LCY9:15 amLondon City
19h 56m
2 stops
GEG9:11 pmSpokane
Apr 28
GEG12:35 pmSpokane
21h 20m
2 stops
LCY5:55 pmLondon City
$1,087

KLM flights from London City Airport to Idaho

Our best KLM deals on London City Airport to Idaho flight tickets
KLM
Apr 21
LCY9:20 amLondon City
20h 40m
2 stops
BOI11:00 pmBoise Air Term. Gowen Fld
May 12
BOI1:53 pmBoise Air Term. Gowen Fld
19h 47m
2 stops
LCY4:40 pmLondon City
$1,157
KLM
Jul 5
LCY8:45 pmLondon City
33h 19m
2 stops
BOI11:04 pmBoise Air Term. Gowen Fld
Jul 14
BOI7:00 amBoise Air Term. Gowen Fld
27h 20m
2 stops
LCY5:20 pmLondon City
$1,360
KLM
Aug 28
LCY7:45 amLondon City
18h 53m
2 stops
JAC7:38 pmJackson Hole
Sep 9
JAC5:30 pmJackson Hole
16h 10m
2 stops
LCY4:40 pmLondon City
$1,425

momondo Fare Finder

 
Customize your flight search to find flights from London City Airport 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, momondo users made 832,500 searches. Data last updated April 5, 2026.
Use the filters below to find and compare flights from London City Airport to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSpokane

LCY - GEG

LCYGEG

London City

Wed 4/22

9:15 am-9:11 pm

2 stops19h 56m

Spokane

Tue 4/28

12:35 pm-5:55 pm

2 stops21h 20m

$1,081

LondonSpokane

LCY - GEG

LCYGEG

London City

Wed 4/22

9:15 am-9:11 pm

2 stops19h 56m

Spokane

Tue 4/28

12:35 pm-5:55 pm

2 stops21h 20m

$1,084

LondonSpokane

LCY - GEG

LCYGEG

London City

Wed 4/22

9:15 am-9:11 pm

2 stops19h 56m

Spokane

Tue 4/28

12:35 pm-5:55 pm

2 stops21h 20m

$1,087

LondonBoise

LCY - BOI

LCYBOI

London City

Tue 4/21

9:20 am-11:00 pm

2 stops20h 40m

Boise Air Term. Gowen Fld

Tue 5/12

1:53 pm-4:40 pm

2 stops19h 47m

$1,157

LondonBoise

LCY - BOI

LCYBOI

London City

Sun 7/5

8:45 pm-11:04 pm

2 stops33h 19m

Boise Air Term. Gowen Fld

Tue 7/14

7:00 am-5:20 pm

2 stops27h 20m

$1,360

LondonSpokane

LCY - GEG

LCYGEG

London City

Wed 7/1

9:15 am-9:05 pm

2 stops19h 50m

Spokane

Wed 7/15

12:37 pm-5:55 pm

2 stops21h 18m

$1,393

LondonBoise

LCY - BOI

LCYBOI

London City

Thu 8/20

9:15 am-10:33 pm

2 stops20h 18m

Boise Air Term. Gowen Fld

Sun 8/23

10:14 am-5:55 pm

2 stops24h 41m

$1,412

LondonBoise

LCY - BOI

LCYBOI

London City

Tue 5/19

9:15 am-11:58 pm

2 stops21h 43m

Boise Air Term. Gowen Fld

Tue 5/26

1:59 pm-5:55 pm

2 stops20h 56m

$1,415
Quickest round-trip

LondonBoise

LCY - BOI

LCYBOI

London City

Tue 6/23

10:00 am-10:28 pm

2 stops19h 28m

Boise Air Term. Gowen Fld

Sun 7/5

10:36 am-9:30 am

2 stops15h 54m

$1,674

LondonBoise

LCY - BOI

LCYBOI

London City

Tue 6/23

10:00 am-10:28 pm

2 stops19h 28m

Boise Air Term. Gowen Fld

Sun 7/5

10:36 am-9:30 am

2 stops15h 54m

$1,675

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Idaho from

How to get the cheapest flight ticket from London City Airport to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from London City to Idaho?

Lufthansa, SWISS, and KLM are the most popular carriers operating from London City to Idaho

Cheap London City Airport to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London City Airport to Idaho

Fastest flight time

17h 15m

Direct flights

None
The fastest flight from London City Airport to Idaho takes 17h 15m
There are no direct flights from London City Airport to Idaho. There are no popular flight routes from London City Airport to Idaho.

Frequently asked questions about flying from London City Airport to Idaho

  • When did momondo last update prices for flights from London City Airport to Idaho?

    Prices for flights from London City Airport to Idaho were last updated today.

  • How old do you have to be to fly from London City Airport to Idaho?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London City Airport to Idaho.

  • What documentation or ID do you need to fly to Idaho?

    The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from London to Idaho?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho from London.

Can I find flights from London to Idaho with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Idaho flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Idaho?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Idaho.

I’m not ready to book a flight from London to Idaho right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Idaho from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Idaho trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 5/5
Tue 5/12

Find better results for your trip to Idaho

Popular cities in Idaho

Popular flights according to clicks in the last 7 days on momondo