How do I get Price Alerts for flights from Cardiff to Maine?

Search flight deals from Cardiff to Maine . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Cardiff to Maine with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Cardiff Wales Airport to Maine?

Prices for flights from Cardiff Wales Airport to Maine refresh daily.

How many operators does momondo search for flights from Cardiff Wales Airport to Maine?

As of June 2026, there is 1 operator available to choose from for flights from Cardiff Wales Airport to Maine.

How old do you have to be to fly from Cardiff Wales Airport to Maine?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Maine.

What documentation or ID do you need to fly to Maine?

The required travel and health documents for your Maine trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Maine. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£608 Cheap Flights from Cardiff to Maine in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from Cardiff to Maine

Return

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:15 - 13:18

CWL

BOS

25h 03m

1 stop

16:40 - 16:45

BOS

CWL

19h 05m

1 stop

£608KLM

Wed, 22 Jul - Wed, 29 Jul

12:00 - 12:40

CWL

BOS

29h 40m

2 stops

21:50 - 11:30

BOS

CWL

32h 40m

2 stops

£625British Airways

Wed, 5 Aug - Wed, 12 Aug

17:15 - 13:18

CWL

BOS

25h 03m

1 stop

21:20 - 16:45

BOS

CWL

38h 25m

2 stops

£626KLM

Wed, 22 Jul - Wed, 29 Jul

12:00 - 12:40

CWL

BOS

53h 40m

2 stops

21:50 - 11:30

BOS

CWL

32h 40m

2 stops

£647British Airways

Wed, 5 Aug - Wed, 12 Aug

09:45 - 16:37

CWL

BOS

11h 52m

1 stop

16:45 - 16:45

BOS

CWL

19h 00m

1 stop

£653Air France

Wed, 5 Aug - Wed, 12 Aug

17:15 - 13:18

CWL

BOS

25h 03m

1 stop

16:45 - 09:15

BOS

CWL

11h 30m

1 stop

£655KLM

Sun, 9 Aug - Sun, 16 Aug

23:15 - 18:35

CWL

BOS

24h 20m

3 stops

20:50 - 22:25

BOS

CWL

20h 35m

2 stops

£656Multiple Airlines

Wed, 22 Jul - Wed, 29 Jul

23:15 - 18:35

CWL

BOS

24h 20m

2 stops

17:25 - 22:25

BOS

CWL

24h 00m

1 stop

£657Multiple Airlines

Wed, 5 Aug - Wed, 12 Aug

09:45 - 16:37

CWL

BOS

11h 52m

1 stop

16:45 - 16:45

BOS

CWL

19h 00m

1 stop

£658Air France

Wed, 5 Aug - Wed, 12 Aug

09:45 - 16:37

CWL

BOS

11h 52m

1 stop

13:34 - 09:15

BOS

CWL

14h 41m

2 stops

£661KLM

Wed, 5 Aug - Wed, 12 Aug

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WestJet flights from Cardiff to Maine

Our best WestJet deals on Cardiff to Maine flight tickets

WestJet

5 Sept

CWL11:35Cardiff Wales

39h 45m

2 stops

BOS22:20Boston Logan Intl

9 Sept

BOS18:30Boston Logan Intl

58h 45m

2 stops

CWL10:15Cardiff Wales

£955

WestJet

5 Sept

CWL11:35Cardiff Wales

39h 45m

2 stops

BOS22:20Boston Logan Intl

9 Sept

BOS18:30Boston Logan Intl

58h 45m

2 stops

CWL10:15Cardiff Wales

£956

WestJet

5 Sept

CWL11:35Cardiff Wales

39h 45m

2 stops

BOS22:20Boston Logan Intl

9 Sept

BOS18:30Boston Logan Intl

58h 45m

2 stops

CWL10:15Cardiff Wales

£1,079

British Airways flights from Cardiff to Maine

Our best British Airways deals on Cardiff to Maine flight tickets

British Airways

5 Aug

CWL12:00Cardiff Wales

29h 40m

2 stops

BOS12:40Boston Logan Intl

12 Aug

BOS21:50Boston Logan Intl

32h 40m

2 stops

CWL11:30Cardiff Wales

£625

British Airways

5 Aug

CWL12:00Cardiff Wales

53h 40m

2 stops

BOS12:40Boston Logan Intl

12 Aug

BOS21:50Boston Logan Intl

32h 40m

2 stops

CWL11:30Cardiff Wales

£647

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 22/7

17:15-13:18

1 stop25h 03m

Boston Logan Intl

Wed 29/7

16:40-16:45

1 stop19h 05m

£608

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 5/8

12:00-12:40

2 stops29h 40m

Boston Logan Intl

Wed 12/8

21:50-11:30

2 stops32h 40m

£625

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 22/7

17:15-13:18

1 stop25h 03m

Boston Logan Intl

Wed 29/7

21:20-16:45

2 stops38h 25m

£626

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 5/8

12:00-12:40

2 stops53h 40m

Boston Logan Intl

Wed 12/8

21:50-11:30

2 stops32h 40m

£647

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 5/8

09:45-16:37

1 stop11h 52m

Boston Logan Intl

Wed 12/8

16:45-16:45

1 stop19h 00m

£653

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Sun 9/8

17:15-13:18

1 stop25h 03m

Boston Logan Intl

Sun 16/8

16:45-09:15

1 stop11h 30m

£655

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 22/7

23:15-18:35

3 stops24h 20m

Boston Logan Intl

Wed 29/7

20:50-22:25

2 stops20h 35m

£656

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 5/8

23:15-18:35

2 stops24h 20m

Boston Logan Intl

Wed 12/8

17:25-22:25

1 stop24h 00m

£657

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 5/8

09:45-16:37

1 stop11h 52m

Boston Logan Intl

Wed 12/8

16:45-16:45

1 stop19h 00m

£658

Fastest return journey

CardiffBoston

CWL - BOS

CWLBOS

Cardiff Wales

Wed 5/8

09:45-16:37

1 stop11h 52m

Boston Logan Intl

Wed 12/8

13:34-09:15

2 stops14h 41m

£661

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Cardiff to Maine flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cardiff to Maine

Fastest flight time	25h 03m
Direct flights	None

The fastest flight from Cardiff to Maine takes 25h 03m

There are no direct flights from Cardiff to Maine. There are no popular flight routes from Cardiff to Maine.

Search flight deals

Frequently asked questions about flying from Cardiff to Maine

When did momondo last update prices for flights from Cardiff Wales Airport to Maine?
Prices for flights from Cardiff Wales Airport to Maine refresh daily.
How many operators does momondo search for flights from Cardiff Wales Airport to Maine?
As of June 2026, there is 1 operator available to choose from for flights from Cardiff Wales Airport to Maine.
How old do you have to be to fly from Cardiff Wales Airport to Maine?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cardiff Wales Airport to Maine.
What documentation or ID do you need to fly to Maine?
The required travel and health documents for your Maine trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Maine. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Cardiff to Maine

How do I get Price Alerts for flights from Cardiff to Maine?
Search flight deals from Cardiff to Maine. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Cardiff to Maine with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Cardiff to Maine?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cardiff to Maine. momondo saves you time and could save you money on your trip.

Can I find flights from Cardiff to Maine with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Cardiff to Maine flights to just show those with flexible booking policies.

How can momondo help me find flights from Cardiff to Maine?

momondo helps you find the best flight between Cardiff and Maine by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Cardiff to Maine right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Cardiff to Maine now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Maine and let you know when they change.