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$551+ Cheap flights from Idaho Falls (IDA) to Europe

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 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — CPH
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheap flight deals from Idaho Falls to Europe

Keep the following information in mind while searching for Idaho Falls to Europe flight deals. Data was last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$551
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$764
Provider with most accurate pricing for Idaho Falls Fanning Field-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-London (LON) flights.
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From Idaho Falls Fanning Field to Europe
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Highest demand for flights based on searches. 21% potential increase in price ($288 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($97 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Idaho Falls to Europe

Cheapest flights from Idaho Falls to Europe
Explore the most affordable flight options available from Idaho Falls to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This United Airlines deal was found by Cheapflights users on 10/17. 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 11/275:00 amIDA - GVA
2 stops44h 35mUnited Airlines
Thu 12/411:20 amGVA - IDA
2 stops30h 27mUnited Airlines
Deal found 10/17$551
This KLM deal was found by Cheapflights users on 10/18. 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 12/21:17 pmIDA - LHR
1 stop13h 43mKLM
Tue 12/910:45 amLHR - IDA
1 stop14h 41mKLM
Deal found 10/18$601
This Delta deal was found by Cheapflights users on 10/18. 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 12/26:00 amIDA - LHR
1 stop21h 00mDelta
Tue 12/98:55 amLHR - IDA
2 stops20h 26mDelta
Deal found 10/18$605
This American Airlines deal was found by Cheapflights users on 10/17. 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 12/21:58 pmIDA - ORK
2 stops24h 02mAmerican Airlines
Tue 12/97:40 amORK - IDA
2 stops21h 56mAmerican Airlines
Deal found 10/17$623
This American Airlines deal was found by Cheapflights users on 10/17. 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.
Thu 11/277:10 amIDA - GVA
3 stops23h 30mMultiple Airlines
Thu 12/46:45 amGVA - IDA
2 stops25h 14mMultiple Airlines
Deal found 10/17$765
This Expedia deal was found by Cheapflights users on 10/18. 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.
Mon 11/103:50 pmIDA - LHR
2 stops16h 45mMultiple Airlines
Sat 11/155:45 pmLHR - IDA
2 stops37h 14mMultiple Airlines
Deal found 10/18$1,133
This Finnair deal was found by Cheapflights users on 10/18. 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.
Thu 12/181:16 pmIDA - LHR
1 stop13h 44mMultiple Airlines
Fri 1/24:30 pmLHR - IDA
1 stop27h 16mMultiple Airlines
Deal found 10/18$1,217
This Finnair deal was found by Cheapflights users on 10/18. 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 12/191:16 pmIDA - LHR
1 stop13h 44mMultiple Airlines
Fri 1/24:30 pmLHR - IDA
1 stop27h 16mMultiple Airlines
Deal found 10/18$1,527
This United Airlines deal was found by Cheapflights users on 10/18. 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 12/195:00 amIDA - LHR
2 stops23h 20mUnited Airlines
Fri 1/21:00 pmLHR - IDA
2 stops33h 24mUnited Airlines
Deal found 10/18$1,743
This United Airlines deal was found by Cheapflights users on 10/19. 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 12/182:30 pmIDA - LHR
2 stops37h 50mUnited Airlines
Fri 1/26:00 pmLHR - IDA
2 stops35h 59mUnited Airlines
Deal found 10/19$1,749
This KLM deal was found by Cheapflights users on 10/18. 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.
Mon 11/101:15 pmIDA - LHR
1 stop13h 45mKLM
Sat 11/155:50 pmLHR - IDA
2 stops31h 27mKLM
Deal found 10/18$1,791
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Thu 12/187:00 amIDA - LHR
2 stops16h 55mAmerican Airlines
Fri 1/24:30 pmLHR - IDA
1 stop27h 16mAmerican Airlines
Deal found 10/18$2,077

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Europe 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 20, 2025.
Use the filters below to find and compare flights from Idaho Falls to Europe that are best for you.

Fly from

Idaho Falls

Fly to

Europe

Route

Depart

Return

Price

Idaho FallsGeneva

IDA - GVA

IDAGVA

Idaho Falls Fanning Field

Thu 11/27

5:00 am-9:35 am

2 stops44h 35m

Geneva Geneve-Cointrin

Thu 12/4

11:20 am-9:47 am

2 stops30h 27m

$551

Idaho FallsCork

IDA - ORK

IDAORK

Idaho Falls Fanning Field

Wed 3/4

6:45 pm-4:45 pm

2 stops39h 00m

Cork

Sun 3/8

5:15 pm-10:21 pm

2 stops35h 06m

$595

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 12/2

1:17 pm-10:00 am

1 stop13h 43m

London Heathrow

Tue 12/9

10:45 am-6:26 pm

1 stop14h 41m

$601

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 12/2

6:00 am-10:00 am

1 stop21h 00m

London Heathrow

Tue 12/9

8:55 am-10:21 pm

2 stops20h 26m

$605

Idaho FallsCork

IDA - ORK

IDAORK

Idaho Falls Fanning Field

Tue 12/2

1:58 pm-9:00 pm

2 stops24h 02m

Cork

Tue 12/9

7:40 am-10:36 pm

2 stops21h 56m

$623

Idaho FallsShannon

IDA - SNN

IDASNN

Idaho Falls Fanning Field

Wed 3/4

1:34 pm-4:45 pm

2 stops20h 11m

Shannon

Sun 3/8

7:50 am-11:22 am

2 stops58h 32m

$742

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 4/7

5:57 pm-12:20 pm

1 stop11h 23m

London Heathrow

Tue 4/14

7:25 am-1:33 pm

2 stops37h 08m

$750

Idaho FallsVenice

IDA - VCE

IDAVCE

Idaho Falls Fanning Field

Wed 3/25

2:35 pm-4:15 pm

2 stops18h 40m

Venice Marco Polo

Wed 4/8

6:00 am-9:08 pm

2 stops23h 08m

$759

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Tue 4/7

1:45 pm-2:25 pm

1 stop17h 40m

London Heathrow

Tue 4/14

10:05 am-9:56 pm

1 stop18h 51m

$774

Idaho FallsLondon

IDA - LHR

IDALHR

Idaho Falls Fanning Field

Fri 3/27

1:05 pm-1:45 pm

2 stops18h 40m

London Heathrow

Tue 3/31

10:55 am-6:15 pm

1 stop14h 20m

$812

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/17

Showing 1-10 of 18 results
1
2

Best time to book a flight from Idaho Falls to Europe

Have a flexible travel schedule? Discover the best time to fly to Europe from Idaho Falls 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 Falls to Europe

What is the cheapest month to book a flight from Idaho Falls to Europe?

Currently, November is the cheapest month in which you can book a flight from Idaho Falls to Europe (average of $558). Flying from Idaho Falls to Europe in June is currently the most expensive (average of $1,127). 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.

What is the cheapest time of day to fly from IDA to EU?

Find hourly flight availability from Idaho Falls to Europe. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Idaho Falls to Europe in the afternoon. If you’re flexible enough to do this you can expect to save up to 7% on your trip compared to booking a flight in the evening.

Reviews of airlines servicing Europe

Get insights into the airlines that provide service to Europe. 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 Europe. Reviews last updated October 20, 2025.
Read through reviews of airlines operating flights from Idaho Falls to Europe, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,976 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,976 reviews
Delta
7.9
Good
7,976 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,994 reviews
Delta
7.9
Good
7,976 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,026 reviews
Delta
7.9
Good
7,976 reviews

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Crew

8.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Europe. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Idaho Falls to Europe?

    Idaho Falls Fanning Field (IDA), located 3.8 mi from the city center, is the airport you fly out of when you book flights from Idaho Falls to Europe.

  • How long is the flight from Idaho Falls to Europe?

    A quick flight from Idaho Falls to Europe can take about 13h 43m. United Airlines provides one of the quickest options available for as low as $601. The distance between Idaho Falls and Europe is about 4705 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Idaho Falls to Europe?

    When deciding which route to take from Idaho Falls to Europe consider Idaho Falls Fanning Field - Venice Marco Polo, Idaho Falls Fanning Field - London Heathrow or Idaho Falls Fanning Field - Geneva Geneve-Cointrin as they are the most popular.

  • Can I find deals for flights from Idaho Falls to Europe that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Europe flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Europe?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Europe.

  • Can I find deals for business class flights from Idaho Falls to Europe?

    Yes. Cheapflights offers flight deals from Idaho Falls to Europe 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 Falls to Europe?

    Currently, November is the cheapest month in which you can book a flight from Idaho Falls to Europe (average of $558). Flying from Idaho Falls to Europe in June is currently the most expensive (average of $1,127). 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 Idaho Falls to Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Idaho Falls to Europe

Discover the top 2 airlines that operate flights from Idaho Falls to Europe. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$640Average$934FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$699Average$1,037FlexibilityNo cancel feeOn-time69%

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