A historic castle with a moat and surrounding greenery.

Cheap Flights to Caerphilly from $20

View $20 flight on Sat, Sep 19, 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to Caerphilly

  • KLM

  • easyJet

  • Aer Lingus

  • Air France

  • Ryanair

  • Virgin Atlantic

  • British Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

How much is the cheapest flight to Caerphilly?

Prices were available within the past 7 days and start at $20 for one-way flights and $43 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Ryanair
Ryanair
Ryanair
Ryanair
Ryanair
Aer Lingus
KLM
Swiss International Air Lines
Air France

Trending flights to Caerphilly

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus

Frequently asked questions

How do I find cheap flights to Caerphilly that have flexible change policies?
By using our helpful "No change fee" filter, that's how. All you have to do is enter your preferred dates and destination, click "Search," then mark the checkbox directly below the "Flexible change policies" heading (top left-hand side of your screen). Expedia makes it a snap to find flexible, low-priced flights to Caerphilly.
How can I find cheap tickets to Caerphilly?
An excellent strategy for getting your hands on cheap airfares is to be flexible with your travel dates. Begin with searching for your flight to Caerphilly, then click on the "flexible dates" box to see prices for nearby days. Another tip? Book well ahead of time. For an idea of fares, $43 was the lowest price for a flight to Caerphilly in the last seven days.
How much is a flight to Caerphilly?
You could have nabbed a return airfare to Caerphilly from anywhere between $43 and $840 in the last seven days. For one-way trips departing from Dublin (DUB), the lowest price during this period was $20.
When is the cheapest time to fly to Caerphilly?
If you're not set on what day you travel to Caerphilly, try to leave early in the week. The most economical day to take off is normally Tuesday, followed by Monday. Saturday is typically the costliest day, with many people opting to fly on the weekend.
How much is a plane ticket to Caerphilly?
In the last seven days, plane tickets ranged between $43 and $840. Scroll through our great deals to Caerphilly, pick your favorite and get ready for your next fun vacation!

Book with confidence

Enjoy extra legroom, flight flexibility, and a seamless travel experience.

Travel information

*Flight schedules are subject to change.

*Available to One Key members.

*Flight schedules are subject to change.

*Available to One Key members.