September can be a great time to fly to Illinois from Belfast Intl Airport with a flight ticket averaging about £742. Cheapflights users have found deals in the month of September for as cheap as £527. The most expensive prices can be found in the month of December.
When flying from Belfast Intl Airport to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
£776 - £1,220
Route
Depart
Return
Price
Belfast IntlChicago O'Hare Intl
BFS - ORD
BFSORD
Belfast Intl
Mon 19/8
2 stops33h 35m
Chicago O'Hare Intl
Mon 26/8
2 stops12h 10m
Belfast IntlChicago O'Hare Intl
BFS - ORD
BFSORD
Belfast Intl
Thu 15/8
2 stops27h 31m
Chicago O'Hare Intl
Mon 19/8
2 stops27h 27m
Belfast IntlChicago O'Hare Intl
BFS - ORD
BFSORD
Belfast Intl
Mon 19/8
3 stops42h 35m
Chicago O'Hare Intl
Mon 26/8
2 stops19h 25m
Belfast IntlChicago O'Hare Intl
BFS - ORD
BFSORD
Belfast Intl
Thu 15/8
2 stops27h 31m
Chicago O'Hare Intl
Mon 19/8
3 stops22h 25m
Belfast IntlChicago O'Hare Intl
BFS - ORD
BFSORD
Belfast Intl
Mon 19/8
3 stops42h 35m
Chicago O'Hare Intl
Mon 26/8
3 stops18h 40m
Belfast IntlChicago O'Hare Intl
BFS - ORD
BFSORD
Belfast Intl
Thu 15/8
3 stops33h 47m
Chicago O'Hare Intl
Mon 19/8
3 stops22h 25m
Belfast IntlChicago O'Hare Intl
BFS - ORD
BFSORD
Belfast Intl
Sat 24/8
2 stops17h 50m
Chicago O'Hare Intl
Fri 30/8
2 stops14h 20m
Belfast IntlChicago O'Hare Intl
BFS - ORD
BFSORD
Belfast Intl
Sat 24/8
2 stops17h 10m
Chicago O'Hare Intl
Fri 30/8
1 stop14h 55m
No data available for this route at this time. Please check back soon.
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