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IAG profit slips as fuel and emissions costs jump 23%

IAG profit slips as fuel and emissions costs jump 23%
Earnings · 2026
Photo · Hannah Cole for Daily Digest Invest
By Hannah Cole Earnings Reporter Jul 31, 2026 4 min read

International Airlines Group (IAG), the parent company of British Airways, saw its second-quarter profit slide as fuel and emissions costs climbed sharply. The company reported an operating profit before exceptional items of €1.41 billion, down from €1.68 billion in the same period last year. While the figure came in slightly above analyst expectations, the decline highlights the financial strain from higher energy prices and ongoing geopolitical tensions.

Fuel and emissions costs surge

IAG said its fuel and emissions expenses jumped 23% to €2.22 billion in the second quarter. The increase reflects higher jet-fuel prices, which began to bite from March, as well as the cost of carbon emissions permits under the EU's emissions trading system. The Middle East conflict has added further pressure, both by pushing up oil prices and by affecting demand for flights in the region.

For an airline, fuel is typically one of the largest operating costs, and sudden spikes can quickly erode margins. Airlines often hedge fuel prices to smooth out volatility, but when prices rise faster than expected, even hedged positions may not fully protect profits. The 23% jump in costs is a stark reminder of how external factors can hit airline earnings.

Flat capacity signals softer demand

IAG also said it is sticking with flat capacity guidance for the full year, meaning it does not plan to add more flights than it currently operates. This is a notable signal: airlines usually expand capacity when they see strong demand. By keeping capacity flat, IAG is effectively acknowledging that demand is not strong enough to justify adding more seats.

The company relies heavily on transatlantic routes, which have been a key profit driver. However, the Middle East conflict has disrupted some travel patterns, and there are signs that consumers are becoming more cautious about discretionary spending, including travel. This is a broader trend affecting the industry, as seen in other airlines that have reported softer booking trends.

For investors, the flat capacity guidance is a cautious note. It suggests that IAG is prioritising cost control and yield management over growth, which could limit upside in the near term. However, the fact that profit still beat expectations despite the cost pressures shows some resilience in the company's operations.

What it means for investors

For everyday investors, the key takeaway is that airlines are highly sensitive to fuel prices and geopolitical events. When oil prices rise, airline profits tend to fall unless they can pass on costs to customers through higher fares. IAG's results show that even a major airline with strong brand recognition is not immune to these pressures.

The flat capacity guidance also suggests that the company is being cautious about the demand outlook. This could be a sign that the broader economy is slowing, as consumers may be cutting back on travel. Investors should watch for similar signals from other airlines and travel companies in the coming weeks.

It's also worth noting that IAG's profit beat expectations, which is a positive sign. The company's management has been focused on cost efficiency and premium travel, which may help it weather the current headwinds. However, the fuel cost increase is a reminder that external factors can quickly change the picture.

For those with exposure to airline stocks or the broader travel sector, it's important to keep an eye on oil prices and geopolitical developments. A further escalation in the Middle East could push fuel costs even higher, while a de-escalation could provide relief. Similarly, any signs of weakening consumer demand could weigh on the sector.

In the meantime, IAG's results are a useful case study in how external shocks can impact even the most established companies. For investors, the lesson is to stay diversified and be aware of the risks that come with cyclical industries like airlines.

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