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Find cheap Finnair flights to San Antonio

CMH — SAT
26 Aug — 2 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest Finnair flights from United Kingdom to San Antonio
Explore the most affordable Finnair flight options available from United Kingdom to San Antonio. Find the lowest fares with prices last updated on 27 July 2026.

Mon 27/715:40
LHR
-
SAT
1 stop14h 19m
Finnair
Sun 16/813:45
SAT
-
LHR
1 stop12h 05m
Finnair
Deal found 26/7£5,519

Flights to San Antonio with Finnair at a glance

Find detailed information about Finnair flights from United Kingdom to San Antonio. Explore the options provided by Finnair to plan your journey from United Kingdom to San Antonio. Data last updated 27 July 2026.

Return from

£941

One-way from

£648
Finnair
  • Finnair
  • 10/9-17/9
  • 2 total stops
  • 27h 55m total
  • United Kingdom to San Antonio
Search Deals
Finnair
  • Finnair
  • 21/9
  • 1 total stop
  • 14h 53m total
  • United Kingdom to San Antonio
Search Deals

Cheapflights Insights

Find cheap Finnair flights to San Antonio

How long is the flight to San Antonio with Finnair?

On average, Finnair flights from the United Kingdom to San Antonio take 24 hours 34 minutes. Flights to San Antonio from other popular cities in the United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

FAQs about flights to San Antonio with Finnair

  • Which airport do Finnair flights arrive at when travelling to San Antonio?

    Finnair flights on this route tend to land at San Antonio Airport.

  • Is Finnair the cheapest airline for a flight to San Antonio?

    Flight prices will depend on factors like date, time, and cabin class, so it is worth comparing flights before booking. Based on Cheapflights data, the cheapest average return price for flights to San Antonio tends to be with Scandinavian Airlines.

  • Are there alternative airlines other than Finnair that fly to San Antonio?

    British Airways, Virgin Atlantic and Lufthansa all fly to San Antonio and offer an alternative to Finnair.

  • How much is a Finnair flight to San Antonio?

    The average price for a one-way flight is £662.

See more FAQs

Reviews of Finnair

See what Cheapflights users have to say about their Finnair experience.
Finnair
7.6
Good
1,427 reviews
Check prices
Overview

Entertainment

6.9

Food

6.7

Boarding

7.7

Crew

8.2

Comfort

7.4

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