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Cheap flights from Wales to Idaho from £645

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BOI
9 Jul — 16 Jul1
1 adult

Cheap flight deals from Wales to Idaho

Keep the following information in mind while searching for Wales to Idaho flight deals. Data was last updated 4 July 2025.

Round-trip from

£645
Delta
  • Delta
  • 17/9-21/9
  • 4 total stops
  • 60h 07m total
  • Wales to Idaho
Search Deals

Find flight deals from Wales to Idaho

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 4 July 2025.

Wed 17/914:15MAN - GEG
2 stops29h 40mDelta
Sun 21/922:58GEG - MAN
2 stops30h 27mDelta
Deal found 3/7£645
Wed 12/1113:15MAN - IDA
2 stops30h 04mAmerican Airlines
Sun 16/1113:50IDA - MAN
2 stops36h 55mAmerican Airlines
Deal found 1/7£692
Wed 12/1113:40MAN - IDA
2 stops29h 49mDelta
Sun 16/1118:50IDA - MAN
2 stops38h 05mDelta
Deal found 3/7£708
Fri 7/1110:20CWL - BOI
2 stops42h 29mDelta
Mon 10/1110:38BOI - CWL
2 stops23h 17mDelta
Deal found 3/7£770
Mon 18/809:20BRS - BOI
2 stops21h 30mDelta
Mon 25/815:06BOI - BRS
2 stops18h 54mDelta
Deal found 3/7£796
Sat 16/809:10MAN - GEG
2 stops21h 58mUnited Airlines
Sat 23/811:21GEG - MAN
2 stops39h 09mUnited Airlines
Deal found 1/7£1,148
Mon 21/708:10MAN - GEG
2 stops20h 59mMultiple Airlines
Tue 19/815:20GEG - MAN
2 stops21h 05mMultiple Airlines
Deal found 2/7£1,228
Mon 21/712:35MAN - GEG
1 stop17h 24mKLM
Tue 19/812:45GEG - MAN
1 stop35h 50mKLM
Deal found 2/7£1,482
Sun 27/707:40BRS - BOI
3 stops42h 12mMultiple Airlines
Tue 19/808:30BOI - BRS
3 stops22h 05mMultiple Airlines
Deal found 2/7£1,684

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 4 July 2025.
Use the filters below to find and compare flights from Wales to Idaho that are best for you.

Fly from

Wales

Fly to

Idaho

Route

Depart

Return

Price

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Wed 17/9

14:15-11:55

2 stops29h 40m

Spokane

Sun 21/9

22:58-13:25

2 stops30h 27m

£645

ManchesterIdaho Falls

MAN - IDA

MANIDA

Manchester

Wed 12/11

13:15-12:19

2 stops30h 04m

Idaho Falls Fanning Field

Sun 16/11

13:50-09:45

2 stops36h 55m

£692

ManchesterIdaho Falls

MAN - IDA

MANIDA

Manchester

Wed 12/11

13:40-12:29

2 stops29h 49m

Idaho Falls Fanning Field

Sun 16/11

18:50-15:55

2 stops38h 05m

£708

CardiffBoise

CWL - BOI

CWLBOI

Cardiff Wales

Fri 7/11

10:20-21:49

2 stops42h 29m

Boise Air Term. Gowen Fld

Mon 10/11

10:38-16:55

2 stops23h 17m

£770

BristolBoise

BRS - BOI

BRSBOI

Bristol

Mon 18/8

09:20-23:50

2 stops21h 30m

Boise Air Term. Gowen Fld

Mon 25/8

15:06-17:00

2 stops18h 54m

£796

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Sat 16/8

09:10-23:08

2 stops21h 58m

Spokane

Sat 23/8

11:21-10:30

2 stops39h 09m

£1,148

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Mon 21/7

08:10-21:09

2 stops20h 59m

Spokane

Tue 19/8

15:20-20:25

2 stops21h 05m

£1,228

ManchesterSpokane

MAN - GEG

MANGEG

Manchester

Mon 21/7

12:35-21:59

1 stop17h 24m

Spokane

Tue 19/8

12:45-08:35

1 stop35h 50m

£1,482

BristolBoise

BRS - BOI

BRSBOI

Bristol

Sun 27/7

07:40-18:52

3 stops42h 12m

Boise Air Term. Gowen Fld

Tue 19/8

08:30-13:35

3 stops22h 05m

£1,684

Flights are sorted by cheapest return flights first.

Deals found on 3/7

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.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated 4 July 2025.
Read through reviews of airlines operating flights from Wales to Idaho, such as Delta, KLM, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,982 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very Good
7,982 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,367 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,844 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,982 reviews
Check prices

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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.

  • What is the cheapest month to book a flight from Wales to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Wales to Idaho (average of £754). Flying from Wales to Idaho in August is currently the most expensive (average of £1,152). 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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