Travelers have found it’s best to book a flight 39 days in advance to save up to 74% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 39 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Illinois to Flagstaff 1-2 weeks in advance for as low as $648, or $788 for flights within the next 24 hours.
January can be a great time to fly to Flagstaff from Illinois with a flight ticket averaging about $654. Cheapflights users have found deals in the month of January for as cheap as $483. The most expensive prices can be found in the month of March.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Flagstaff as you normally would.
Fly from
Fly to
Budget
$494 - $552
Route
Depart
Return
Price
Lambert-St LouisFlagstaff Pulliam
STL - FLG
STLFLG
Lambert-St Louis
Wed 5/29
1 stop16h 15m
Flagstaff Pulliam
Wed 6/5
1 stop13h 57m
Lambert-St LouisFlagstaff Pulliam
STL - FLG
STLFLG
Lambert-St Louis
Wed 5/29
2 stops12h 39m
Flagstaff Pulliam
Wed 6/5
1 stop13h 57m
Lambert-St LouisFlagstaff Pulliam
STL - FLG
STLFLG
Lambert-St Louis
Tue 5/28
1 stop5h 14m
Flagstaff Pulliam
Tue 6/4
1 stop10h 28m
Lambert-St LouisFlagstaff Pulliam
STL - FLG
STLFLG
Lambert-St Louis
Wed 6/19
1 stop15h 19m
Flagstaff Pulliam
Sat 6/22
1 stop13h 57m
Lambert-St LouisFlagstaff Pulliam
STL - FLG
STLFLG
Lambert-St Louis
Tue 5/28
2 stops10h 46m
Flagstaff Pulliam
Tue 6/4
1 stop10h 28m
Chicago O'Hare IntlFlagstaff Pulliam
ORD - FLG
ORDFLG
Chicago O'Hare Intl
Fri 5/31
1 stop15h 12m
Flagstaff Pulliam
Wed 6/5
1 stop12h 25m
Lambert-St LouisFlagstaff Pulliam
STL - FLG
STLFLG
Lambert-St Louis
Wed 5/29
2 stops12h 39m
Flagstaff Pulliam
Wed 6/5
2 stops10h 16m
Lambert-St LouisFlagstaff Pulliam
STL - FLG
STLFLG
Lambert-St Louis
Mon 6/3
1 stop16h 15m
Flagstaff Pulliam
Fri 6/7
1 stop7h 00m
Lambert-St LouisFlagstaff Pulliam
STL - FLG
STLFLG
Lambert-St Louis
Fri 6/7
1 stop5h 18m
Flagstaff Pulliam
Wed 6/12
1 stop13h 57m
No data available for this route at this time. Please check back soon.
Crew
Entertainment
Food
Comfort
Boarding
Overall
Reviews
Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.
Crew
Entertainment
Food
Comfort
Boarding
Overall
Reviews
Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.
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