Flights from Chicago to London from $722

CHI

Chicago

58h 10m avg

LON

London

Flights from

$722

Compare 2 options across 2 airlines

Updated 1 month ago

$722

Cheapest Flight

$772

Average Price

Direct Flights

Airlines

Looking for the return flight? London to Chicago from $728

LON → CHI Flights

Compare All CHI to LON Flights

Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.

2 of 2 flights

Airline	Schedule	Stops	Duration	Price
FI FI · 856	22:25 CHI 08:35 LON	0 stop(s)	58h 10m	$722 Best	Book →
NK NK · 932	Schedule on partner site	3 stop(s)	—	$822	Book →

Tips for Chicago to London Flights

Save money and travel smarter with these route-specific tips

📅 When to Book

Book CHI–LON flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.

💰 Price Trends

The average fare is $772, but prices as low as $722 are available. That’s a potential saving of 12% compared to the most expensive option.

✈ Direct vs Connecting

No direct flights currently listed. Consider flexible dates or nearby airports for better connections.

📍 Flexible Dates

Flying midweek (Tuesday–Thursday) on CHI–LON is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.

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Frequently Asked Questions

Everything you need to know about flying CHI to LON

What is the cheapest flight from Chicago to London?

The cheapest flight from Chicago (CHI) to London (LON) currently starts at $722 with FI. Prices are updated regularly and may vary by date and availability.

How many airlines fly from CHI to LON?

We found 2 airline(s) operating on the CHI–LON route, including FI, NK.

Are there direct flights from Chicago to London?

No direct flights are currently listed on this route. All available options involve at least one stop. Consider flexible dates or nearby airports for better connection options.

What is the average flight price on this route?

The average flight price from Chicago to London is approximately $772. Prices range from $722 to $822 depending on airline, time, and class.

How long is the flight from CHI to LON?

The average flight duration from Chicago to London is approximately 58 hours 10 minutes. Direct flights are typically shorter than connecting options.

What is the baggage allowance on CHI–LON flights?

Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.

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