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Cheap flights from Cardiff to Maine from £541

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — PWM
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Maine

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Maine
Explore the most affordable flight options available from Cardiff to Maine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 December 2025.

Fri 26/1210:20CWL - BOS
1 stop13h 35mDelta
Sun 4/120:50BOS - CWL
1 stop14h 55mDelta
Deal found 15/12£1,459
Fri 26/1208:35CWL - BOS
2 stops16h 10mMultiple Airlines
Sun 4/107:30BOS - CWL
2 stops23h 00mMultiple Airlines
Deal found 16/12£1,467
Fri 19/1210:20CWL - BOS
1 stop13h 35mKLM
Fri 2/120:50BOS - CWL
1 stop31h 55mKLM
Deal found 16/12£1,665
Fri 26/1210:20CWL - BOS
2 stops17h 09mKLM
Sun 4/113:04BOS - CWL
2 stops15h 46mKLM
Deal found 17/12£1,685
Fri 19/1208:35CWL - BOS
2 stops18h 20mBritish Airways
Fri 2/107:30BOS - CWL
2 stops23h 00mBritish Airways
Deal found 17/12£1,723

Find flight deals from Cardiff to Maine

Keep the following information in mind while searching for Cardiff to Maine flight deals. Data was last updated 18 December 2025.

Round-trip from

£541

Popular in

August

Cheapest in

June

Average price

£736
KLM
  • KLM
  • 26/1-2/2
  • 2 total stops
  • 48h 55m total
  • Cardiff to Maine
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£78 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Maine 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 18 December 2025.
Use the filters below to find and compare flights from Cardiff to Maine that are best for you.

Fly from

Cardiff

Fly to

Maine

Route

Depart

Return

Price

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 26/1

10:20-13:30

1 stop32h 10m

Boston Logan Intl

Mon 2/2

19:10-16:55

1 stop16h 45m

£541

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 26/1

10:20-22:22

2 stops17h 02m

Boston Logan Intl

Mon 2/2

19:10-09:50

1 stop9h 40m

£546

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 26/1

10:20-22:22

2 stops17h 02m

Boston Logan Intl

Mon 2/2

19:10-09:50

1 stop9h 40m

£547

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Sat 31/1

12:00-21:55

2 stops14h 55m

Boston Logan Intl

Sat 7/2

18:55-11:30

2 stops11h 35m

£564

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Sat 31/1

20:05-14:35

2 stops23h 30m

Boston Logan Intl

Sat 7/2

21:15-20:55

1 stop18h 40m

£567

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Sat 31/1

17:25-18:55

1 stop30h 30m

Boston Logan Intl

Sat 7/2

19:10-16:50

1 stop16h 40m

£603

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Mon 26/1

10:20-14:45

3 stops33h 25m

Boston Logan Intl

Mon 2/2

19:50-09:50

3 stops33h 00m

£796

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Best time to book a flight from Cardiff to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Cardiff 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 Cardiff to Maine
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 Cardiff to Maine. 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 Cardiff to Maine?

    For a flight from Cardiff to Maine, you will be flying from Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city.

  • How long is the flight from Cardiff to Maine?

    KLM, Delta, and Virgin Atlantic can get you from Cardiff to Maine in just under 17h 02m. Your travel time can differ by up to 15h 08m. There are 3137 mi between Cardiff and Maine. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Cardiff to Maine that include hotel bookings?

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

  • How can I find direct flights from Cardiff to Maine?

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

  • Can I find deals for business class flights from Cardiff to Maine?

    Yes. Cheapflights offers flight deals from Cardiff to Maine 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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How does Cheapflights help users find flights from Cardiff to Maine?

When you search for this flight from Cardiff to Maine, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Maine?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Maine from Cardiff.

Can Cheapflights find flights from Cardiff to Maine with no change fees?

Need flexible booking options for your flight to Maine from Cardiff? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Cardiff to Maine become cheaper?

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

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