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Cheap flights from Wales to Idaho from £399

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BOI
31 Mar — 7 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Wales to Idaho

Enter your travel dates to find the best prices.

Cheapest flights from Wales to Idaho
Explore the most affordable flight options available from Wales to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 March 2026.

Tue 14/413:05
MAN
-
GEG
2 stops18h 54m
Multiple Airlines
Fri 24/405:00
GEG
-
MAN
2 stops46h 40m
Multiple Airlines
Deal found 25/2£626
Tue 14/405:55
MAN
-
GEG
2 stops41h 20m
United Airlines
Tue 21/412:35
GEG
-
MAN
2 stops21h 00m
United Airlines
Deal found 27/2£684
Wed 7/1010:35
MAN
-
GEG
2 stops21h 03m
United Airlines
Sun 11/1012:30
GEG
-
MAN
2 stops44h 40m
United Airlines
Deal found 28/2£700
Tue 31/305:55
MAN
-
GEG
2 stops44h 56m
United Airlines
Tue 5/516:10
GEG
-
MAN
2 stops41h 25m
United Airlines
Deal found 27/2£732
Tue 14/408:55
MAN
-
GEG
2 stops20h 10m
Delta
Fri 24/422:40
GEG
-
MAN
1 stop26h 10m
Delta
Deal found 25/2£785
Tue 1/917:15
CWL
-
BOI
2 stops34h 03m
Virgin Atlantic
Sat 12/916:50
BOI
-
CWL
2 stops57h 25m
Virgin Atlantic
Deal found 1/3£844
Wed 2/909:45
CWL
-
BOI
2 stops31h 17m
Delta
Wed 9/907:15
BOI
-
CWL
2 stops43h 00m
Delta
Deal found 1/3£855
Mon 31/817:15
CWL
-
BOI
2 stops32h 20m
KLM
Sat 12/913:43
BOI
-
CWL
2 stops20h 02m
KLM
Deal found 1/3£862
Mon 31/817:15
CWL
-
BOI
2 stops32h 20m
KLM
Fri 11/917:45
BOI
-
CWL
2 stops16h 20m
KLM
Deal found 1/3£872
Thu 3/909:45
CWL
-
BOI
2 stops35h 37m
Delta
Mon 14/913:00
BOI
-
CWL
2 stops44h 45m
Delta
Deal found 1/3£885
Mon 31/809:45
CWL
-
BOI
2 stops36h 53m
Delta
Tue 15/913:43
BOI
-
CWL
2 stops20h 02m
Delta
Deal found 1/3£902
Thu 3/909:45
CWL
-
BOI
2 stops17h 33m
Delta
Sat 12/913:00
BOI
-
CWL
2 stops61h 15m
Delta
Deal found 1/3£915

Find flight deals from Wales to Idaho

Keep the following information in mind while searching for Wales to Idaho flight deals. Data was last updated 1 March 2026.

Round-trip from

£626

One-way from

£399
14/4-24/4
  • 14/4-24/4
  • 4 total stops
  • 65h 34m total
  • Wales to Idaho
Search Deals
15/5
  • 15/5
  • 3 total stops
  • 34h 23m total
  • Wales to Idaho
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Wales 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 858,174 searches. Data last updated 1 March 2026.
Use the filters below to find and compare flights from Wales to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Tue 31/3

05:55-18:51

2 stops44h 56m

Spokane

Tue 5/5

16:10-17:35

2 stops41h 25m

£732

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Wed 25/3

13:00-21:03

2 stops39h 03m

Spokane

Mon 13/4

12:35-17:35

2 stops45h 00m

£914

ManchesterIdaho Falls

MAN - IDA

MANIDA

Manchester

Thu 7/5

08:50-23:39

2 stops21h 49m

Idaho Falls Fanning Field

Wed 10/6

13:53-15:30

2 stops18h 37m

£929

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Tue 14/4

06:05-21:11

3 stops23h 06m

Spokane

Fri 24/4

07:10-10:25

2 stops19h 15m

£935

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Tue 14/4

13:00-21:31

1 stop16h 31m

Spokane

Fri 24/4

22:40-08:50

1 stop26h 10m

£1,170

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Tue 31/3

11:10-21:29

2 stops18h 19m

Spokane

Tue 5/5

22:40-07:15

1 stop24h 35m

£1,188

ManchesterIdaho Falls

MAN - IDA

MANIDA

Manchester

Thu 7/5

06:05-21:03

3 stops21h 58m

Idaho Falls Fanning Field

Wed 10/6

07:00-10:25

3 stops20h 25m

£1,476

ManchesterIdaho Falls

MAN - IDA

MANIDA

Manchester

Fri 15/5

19:30-22:53

3 stops34h 23m

£399

CardiffBoise

CWL - BOI

CWLBOI

Cardiff Wales

Thu 9/4

09:00-21:40

3 stops43h 40m

£474

Flights are sorted by cheapest return flights first.

Deals found on 26/2

Sorted by cheapest first

Best time to book a flight from Wales to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Wales with our price prediction graph.
Estimated return 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 Wales 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 Wales 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 Wales to Idaho?

    There are many flights that can get you from Wales to Idaho in 44h 56m. Fly via United Airlines to get the fastest option. The distance between Wales and Idaho is about 4495 mi.

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

    Yes. In addition to deals on Wales to Idaho flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Wales to Idaho?

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

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

    Yes. Cheapflights offers flight deals from Wales 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

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Alternative routes for Wales to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Wales to Idaho?

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Yes! Cheapflights helps users easily find flights from Wales to Idaho with no change fees.

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Not ready to book yet? You can track prices for flights from Wales to Idaho on Cheapflights with our Price Alert feature and get notified when better prices are available.

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