
Cheap flights from Portsmouth to Chicago from $144
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How much do flights to Chicago cost?
Key info about flying to Chicago
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Average flights per week
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Worth visiting
Check-in for a flight from Portsmouth to Chicago
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| BREEZE | MX | No | |
| Frontier Airlines | FFT | F9 | No |
| Allegiant Air | AAY | G4 | No |
| Spirit Airlines | NKS | NK | No |
| JetBlue Airways | JBU | B6 | No |
Online check-in is not available for these airlines.
Weather in Chicago
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | -1°C | -6°C |
| February | 0°C | -5°C |
| March | 6°C | 0°C |
| April | 11°C | 4°C |
| May | 17°C | 10°C |
| June | 22°C | 16°C |
| July | 26°C | 20°C |
| August | 25°C | 19°C |
| September | 22°C | 16°C |
| October | 15°C | 10°C |
| November | 8°C | 3°C |
| December | 2°C | -1°C |
14 day forecast
Book your trip to arrive at O Hare International, Chicago Midway International, or Chicago Rockford International. The most popular airlines for this route are BREEZE, Frontier Airlines, Allegiant Air, Spirit Airlines, and JetBlue Airways. Portsmouth and Chicago have 75 direct flights per week.
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