$813+ Cheap flights from the United Kingdom to Idaho Falls (IDA)
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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IDA
Sep 29 — Oct 61
Round-trip
1 adult, Economy
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Find cheap flights from United Kingdom to Idaho Falls 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
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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 United Kingdom to Idaho Falls
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Best
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Cheapest flights from United Kingdom to Idaho FallsExplore the most affordable flight options available from United Kingdom to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 30, 2026.
Explore the most affordable flight options available from United Kingdom to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 30, 2026.
This lol.travel deal was found by Cheapflights users on 8/29. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:00 pm -
1 stop29h 20m
Tue 10/206:09 am -
1 stop25h 56m
Deal found 8/29![Alaska Airlines logo]()
$1,003
This Kiwi.com deal was found by Cheapflights users on 8/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:40 am -
1 stop18h 19m
Mon 10/191:58 pm -
1 stop14h 22m
Deal found 8/28![Multiple Airlines logo]()
$1,036
This Trip.com deal was found by Cheapflights users on 8/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:40 am -
1 stop18h 19m
Sun 10/181:58 pm -
1 stop18h 37m
Deal found 8/26![Multiple Airlines logo]()
$1,048
This TravelUp deal was found by Cheapflights users on 8/25. 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.
Tue 9/2210:55 am -
1 stop18h 27m
Tue 9/291:05 pm -
1 stop14h 55m
Deal found 8/25![Multiple Airlines logo]()
$1,105
This Expedia deal was found by Cheapflights users on 8/25. 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.
Tue 9/228:55 pm -
2 stops32h 27m
Tue 9/291:05 pm -
2 stops19h 30m
Deal found 8/25![KLM logo]()
$1,112
This Gotogate deal was found by Cheapflights users on 8/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:00 pm -
2 stops27h 21m
Mon 10/191:58 pm -
1 stop18h 07m
Deal found 8/28![Alaska Airlines logo]()
$1,114
This Delta deal was found by Cheapflights users on 8/25. 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.
Tue 9/226:15 am -
2 stops19h 02m
Tue 9/296:00 am -
1 stop22h 00m
Deal found 8/25![Delta logo]()
$1,119
This American Airlines deal was found by Cheapflights users on 8/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:15 am -
2 stops20h 27m
Tue 10/201:39 pm -
2 stops15h 36m
Deal found 8/29![American Airlines logo]()
$1,129
This American Airlines deal was found by Cheapflights users on 8/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:55 am -
1 stop19h 25m
Tue 9/291:58 pm -
1 stop15h 17m
Deal found 8/25![American Airlines logo]()
$1,140
This TravelUp deal was found by Cheapflights users on 8/28. 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.
Mon 10/126:35 pm -
2 stops34h 35m
Mon 10/191:05 pm -
2 stops35h 10m
Deal found 8/28![Virgin Atlantic logo]()
$1,147
This Expedia deal was found by Cheapflights users on 8/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:40 pm -
2 stops30h 40m
Tue 10/201:58 pm -
2 stops17h 42m
Deal found 8/29![Multiple Airlines logo]()
$1,269
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:40 pm -
2 stops38h 16m
Tue 9/292:01 pm -
2 stops17h 39m
Deal found 8/25![Multiple Airlines logo]()
$1,447
Best flights from United Kingdom to Idaho FallsDiscover carefully curated flight deals from United Kingdom to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 30, 2026.
Discover carefully curated flight deals from United Kingdom to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 30, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/282:45 pm -
1 stop31h 36m
Mon 2/11:56 pm -
1 stop15h 24m
Deal found 8/28![Alaska Airlines logo]()
$980
This TravelUp deal was found by Cheapflights users on 8/25. 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.
Tue 9/2210:55 am -
1 stop18h 27m
Tue 9/291:05 pm -
1 stop14h 55m
Deal found 8/25![Multiple Airlines logo]()
$1,105
This Delta deal was found by Cheapflights users on 8/25. 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.
Tue 9/226:15 am -
2 stops19h 02m
Tue 9/296:00 am -
1 stop22h 00m
Deal found 8/25![Delta logo]()
$1,119
This American Airlines deal was found by Cheapflights users on 8/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/138:15 am -
2 stops20h 27m
Tue 10/201:50 pm -
1 stop14h 00m
Deal found 8/29![American Airlines logo]()
$1,129
This TravelUp deal was found by Cheapflights users on 8/28. 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.
Mon 10/126:35 pm -
2 stops34h 35m
Mon 10/191:05 pm -
2 stops35h 10m
Deal found 8/28![Virgin Atlantic logo]()
$1,147
This KLM deal was found by Cheapflights users on 8/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:55 am -
1 stop14h 21m
Tue 10/201:05 pm -
1 stop14h 55m
Deal found 8/29![KLM logo]()
$1,174
This United Airlines deal was found by Cheapflights users on 8/24. 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 1/286:35 am -
2 stops17h 47m
Mon 2/110:45 am -
2 stops15h 25m
Deal found 8/24![United Airlines logo]()
$1,211
This Icelandair deal was found by Cheapflights users on 8/29. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:40 pm -
2 stops38h 19m
Tue 10/201:58 pm -
2 stops17h 42m
Deal found 8/29![Multiple Airlines logo]()
$1,280
This United Airlines deal was found by Cheapflights users on 8/25. 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 11/1211:30 am -
2 stops53h 23m
Mon 11/165:40 pm -
2 stops56h 20m
Deal found 8/25![United Airlines logo]()
$1,461
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:40 pm -
2 stops38h 16m
Tue 9/292:01 pm -
2 stops17h 39m
Deal found 8/25![Multiple Airlines logo]()
$1,447
This United Airlines deal was found by Cheapflights users on 8/29. 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.
Tue 10/135:55 am -
2 stops18h 21m
Tue 10/205:51 pm -
2 stops53h 39m
Deal found 8/29![United Airlines logo]()
$1,846
This Icelandair deal was found by Cheapflights users on 8/26. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/113:40 pm -
2 stops38h 19m
Sun 10/181:58 pm -
2 stops17h 42m
Deal found 8/26![Multiple Airlines logo]()
$1,696
Last-minute flights from United Kingdom to Idaho FallsDiscover last-minute flight deals from United Kingdom to Idaho Falls. Data last updated August 30, 2026 and is based on user searches.
Discover last-minute flight deals from United Kingdom to Idaho Falls. Data last updated August 30, 2026 and is based on user searches.
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:25 pm -
2 stops32h 31m
Fri 9/252:01 pm -
2 stops38h 54m
Deal found 8/25![Multiple Airlines logo]()
$1,394
This Delta deal was found by Cheapflights users on 8/25. 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.
Tue 9/16:30 am -
2 stops18h 50m
Fri 9/256:00 am -
1 stop21h 00m
Deal found 8/25![Delta logo]()
$1,486
This Alaska Airlines deal was found by Cheapflights users on 8/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 pm -
1 stop29h 20m
Fri 9/252:01 pm -
1 stop18h 04m
Deal found 8/29![Alaska Airlines logo]()
$1,613
This oojo deal was found by Cheapflights users on 8/27. 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.
Tue 9/11:00 pm -
2 stops16h 56m
Fri 9/252:01 pm -
2 stops17h 39m
Deal found 8/27![Icelandair logo]()
$1,658
This TravelUp deal was found by Cheapflights users on 8/25. 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.
Tue 9/2210:55 am -
1 stop18h 27m
Tue 9/291:05 pm -
1 stop14h 55m
Deal found 8/25![Multiple Airlines logo]()
$1,105
This Expedia deal was found by Cheapflights users on 8/25. 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.
Tue 9/228:55 pm -
2 stops32h 27m
Tue 9/291:05 pm -
2 stops19h 30m
Deal found 8/25![KLM logo]()
$1,112
This Delta deal was found by Cheapflights users on 8/25. 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.
Tue 9/226:15 am -
2 stops19h 02m
Tue 9/296:00 am -
1 stop22h 00m
Deal found 8/25![Delta logo]()
$1,119
This American Airlines deal was found by Cheapflights users on 8/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:55 am -
1 stop19h 25m
Tue 9/291:58 pm -
1 stop15h 17m
Deal found 8/25![American Airlines logo]()
$1,140
This United Airlines deal was found by Cheapflights users on 8/25. 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.
Tue 9/2210:25 am -
2 stops17h 53m
Tue 9/2910:35 am -
2 stops17h 05m
Deal found 8/25![United Airlines logo]()
$1,235
This Icelandair deal was found by Cheapflights users on 8/25. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:40 pm -
2 stops38h 16m
Tue 9/292:01 pm -
2 stops17h 39m
Deal found 8/25![Multiple Airlines logo]()
$1,447
One-way flights from United Kingdom to Idaho FallsSearch for one-way flight options from United Kingdom to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated August 30, 2026.
Search for one-way flight options from United Kingdom to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated August 30, 2026.
This Booking.com deal was found by Cheapflights users on 8/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/82:45 pm -
2 stops29h 34m
Deal found 8/28![Alaska Airlines logo]()
$813
This United Airlines deal was found by Cheapflights users on 8/28. 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 1/811:35 am -
1 stop12h 47m
Deal found 8/28![United Airlines logo]()
$941
This oojo deal was found by Cheapflights users on 8/28. 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.
Fri 1/811:55 am -
2 stops17h 58m
Deal found 8/28![Icelandair logo]()
$1,048
This Delta deal was found by Cheapflights users on 8/28. 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 1/89:50 am -
2 stops19h 29m
Deal found 8/28![Delta logo]()
$1,588
This Finnair deal was found by Cheapflights users on 8/28. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/81:15 pm -
1 stop16h 21m
Deal found 8/28![Multiple Airlines logo]()
$1,971
This Priceline deal was found by Cheapflights users on 8/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/811:55 am -
2 stops17h 58m
Deal found 8/28![Multiple Airlines logo]()
$2,371
Find flight deals from United Kingdom to Idaho Falls
Keep the following information in mind while searching for United Kingdom to Idaho Falls flight deals. Data was last updated August 30, 2026.
Round-trip from | $980 (Alaska Airlines) |
|---|---|
One-way from | $813 (Booking.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from United Kingdom to Idaho Falls 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 7,457,451 searches. Data last updated August 30, 2026.
Use the filters below to find and compare flights from the United Kingdom to Idaho Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LondonIdaho Falls
LHR London Heathrow - IDA Idaho Falls Fanning Field
LHRIDA
London Heathrow
Thu 1/28
2:45 pm-3:21 pm
1 stop31h 36m
Idaho Falls Fanning Field
Mon 2/1
1:56 pm-12:20 pm
1 stop15h 24m
$980
LondonIdaho Falls
LHR London Heathrow - IDA Idaho Falls Fanning Field
LHRIDA
London Heathrow
Tue 9/22
10:55 am-10:22 pm
1 stop18h 27m
Idaho Falls Fanning Field
Tue 9/29
1:05 pm-11:00 am
1 stop14h 55m
$1,105
LondonIdaho Falls
LHR London Heathrow - IDA Idaho Falls Fanning Field
LHRIDA
London Heathrow
Tue 9/22
6:15 am-6:17 pm
2 stops19h 02m
Idaho Falls Fanning Field
Tue 9/29
6:00 am-11:00 am
1 stop22h 00m
$1,119
LondonIdaho Falls
LHR London Heathrow - IDA Idaho Falls Fanning Field
LHRIDA
London Heathrow
Tue 10/13
8:15 am-9:42 pm
2 stops20h 27m
Idaho Falls Fanning Field
Tue 10/20
1:50 pm-10:50 am
1 stop14h 00m
$1,129
LondonIdaho Falls
LHR London Heathrow - IDA Idaho Falls Fanning Field
LHRIDA
London Heathrow
Mon 10/12
6:35 pm-10:10 pm
2 stops34h 35m
Idaho Falls Fanning Field
Mon 10/19
1:05 pm-7:15 am
2 stops35h 10m
$1,147
Quickest round-trip
LondonIdaho Falls
LHR London Heathrow - IDA Idaho Falls Fanning Field
LHRIDA
London Heathrow
Tue 10/13
10:55 am-6:16 pm
1 stop14h 21m
Idaho Falls Fanning Field
Tue 10/20
1:05 pm-11:00 am
1 stop14h 55m
$1,174
LondonIdaho Falls
LHR London Heathrow - IDA Idaho Falls Fanning Field
LHRIDA
London Heathrow
Thu 1/28
6:35 am-5:22 pm
2 stops17h 47m
Idaho Falls Fanning Field
Mon 2/1
10:45 am-9:10 am
2 stops15h 25m
$1,211
LondonIdaho Falls
LGW London Gatwick - IDA Idaho Falls Fanning Field
LGWIDA
London Gatwick
Tue 10/13
3:40 pm-10:59 pm
2 stops38h 19m
Idaho Falls Fanning Field
Tue 10/20
1:58 pm-2:40 pm
2 stops17h 42m
$1,280
LondonIdaho Falls
LGW London Gatwick - IDA Idaho Falls Fanning Field
LGWIDA
London Gatwick
Tue 9/22
3:40 pm-10:56 pm
2 stops38h 16m
Idaho Falls Fanning Field
Tue 9/29
2:01 pm-2:40 pm
2 stops17h 39m
$1,447
ManchesterIdaho Falls
MAN Manchester - IDA Idaho Falls Fanning Field
MANIDA
Manchester
Thu 11/12
11:30 am-9:53 am
2 stops53h 23m
Idaho Falls Fanning Field
Mon 11/16
5:40 pm-9:00 am
2 stops56h 20m
$1,461
Showing 1-10 of 17 resultsSorted by cheapest first
Best time to book a flight from United Kingdom to Idaho Falls
Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from United Kingdom with our price prediction graph.
LHR-IDA
LGW-IDA
MAN-IDA
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 the United Kingdom to Idaho Falls
GB0-IDA
LHR-IDA
LGW-IDA
MAN-IDA
No data available for this route at this time. Please check back soon.
Related info for your journey
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