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Cheap flights from Cardiff to Maine from £549

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — PWM
10 lug — 17 lug1
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 10 giugno 2026.

mar 7/711:35
CWL
-
BOS
1 stop12h 00m
Multiple Airlines
mar 14/719:30
BOS
-
CWL
1 stop33h 45m
Multiple Airlines
Deal found 9/6£549
mar 7/717:15
CWL
-
BOS
1 stop25h 03m
KLM
mar 14/709:05
BOS
-
CWL
2 stops19h 10m
KLM
Deal found 9/6£565
gio 2/717:15
CWL
-
BOS
1 stop30h 15m
KLM
gio 9/713:35
BOS
-
CWL
2 stops14h 40m
KLM
Deal found 8/6£639
gio 2/709:45
CWL
-
BOS
2 stops17h 56m
Delta
gio 9/713:35
BOS
-
CWL
2 stops14h 40m
Delta
Deal found 8/6£644
sab 24/1017:35
CWL
-
BOS
1 stop25h 50m
Multiple Airlines
sab 31/1013:10
BOS
-
CWL
2 stops16h 40m
Multiple Airlines
Deal found 8/6£696

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 10 giugno 2026.

Round-trip from

£549
7/7-14/7
  • 7/7-14/7
  • 2 total stops
  • 45h 45m total
  • Cardiff to Maine
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 10 giugno 2026.
Use the filters below to find and compare flights from Cardiff to Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

mar 7/7

11:35-18:35

1 stop12h 00m

Boston Logan Intl

mar 14/7

19:30-10:15

1 stop33h 45m

£549

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

mar 7/7

17:15-13:18

1 stop25h 03m

Boston Logan Intl

mar 14/7

09:05-09:15

2 stops19h 10m

£565
Fastest return journey

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

gio 2/7

09:45-16:40

1 stop11h 55m

Boston Logan Intl

gio 9/7

16:40-16:45

1 stop19h 05m

£639

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

gio 2/7

09:45-22:41

2 stops17h 56m

Boston Logan Intl

gio 9/7

13:35-09:15

2 stops14h 40m

£644

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

sab 24/10

09:45-22:26

2 stops17h 41m

Boston Logan Intl

sab 31/10

13:10-09:50

2 stops16h 40m

£721
Cheapest one-way
Fastest single journey

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

sab 4/7

11:35-19:38

2 stops37h 03m

£602

Flights are sorted by cheapest return flights first.

Deals found on 8/6

Sorted by cheapest first

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 can get you from Cardiff to Maine in just under 25h 03m. Your travel time can differ by up to . There are 3137 mi between Cardiff and Maine.

  • 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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Fly with Cheapflights

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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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