Chicago (CHI)London Heathrow (LHR)
- non-stop flights:
- 12–22 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesnumber of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
6 6 6 6 6 6 6 
4–8 4–8 4–8 2–8 2–8 4–8 4–8 
4–6 4–6 4–6 4–6 4–6 4–6 4–6 
2 0 2 0 2 0 2 Chicago (CHI)London (LON)
- non-stop flights:
- 24–44 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesnumber of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
12 12 12 12 12 12 12 
8–16 8–16 8–16 4–16 4–16 8–16 8–16 
8–12 8–12 8–12 8–12 8–12 8–12 8–12 
4 0 4 0 4 0 4 Chicago (CHI)Edinburgh (EDI)
- non-stop flights:
- 2 per day
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesnumber of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
2 2 2 2 2 2 2 Chicago (CHI)Glasgow-Prestwick (PIK)
- non-stop flights:
- 4 per week
- flight duration:
- at least
direct flight availability- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
airlinesnumber of non-stop flights per airline and day of the week Sun Mon Tue Wed Thu Fri Sat 
0 2 0 0 2 0 0
Stops
- Direct flight
Destination airport
Airline
- United Airlines
- American Airlines
- British Airways
- Gulf Air
- Air France
Outbound weekday
- Monday
- Tuesday
- Wednesday
- Thursday
- Friday
- Saturday
- Sunday