United Flight 3690 Deals & Information (2026/2027)

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United Flight 3690 Route Deals From $83

The cheapest prices found with in the last 7 days for return flights were $194 and $83 for one-way flights to Indianapolis Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 5 - Thu, May 7
ORD
O'Hare Intl.
IND
Indianapolis Intl.
$194 Roundtrip, found 1 day ago
$194
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 5 from O'Hare Intl. to Indianapolis Intl., returning Thu, May 7, priced at $194 found 1 day ago
Mon, May 4 - Mon, May 11
ORD
O'Hare Intl.
IND
Indianapolis Intl.
$225 Roundtrip, found 6 days ago
$225
Roundtrip
found 6 days ago
Select United flight, departing Mon, May 4 from O'Hare Intl. to Indianapolis Intl., returning Mon, May 11, priced at $225 found 6 days ago
Mon, May 4 - Mon, May 11
ORD
O'Hare Intl.
IND
Indianapolis Intl.
$240 Roundtrip, found 6 days ago
$240
Roundtrip
found 6 days ago
Select United flight, departing Mon, May 4 from O'Hare Intl. to Indianapolis Intl., returning Mon, May 11, priced at $240 found 6 days ago
Sat, Jun 13 - Tue, Jun 16
ORD
O'Hare Intl.
IND
Indianapolis Intl.
$243 Roundtrip, found 6 hours ago
$243
Roundtrip
found 6 hours ago
Select United flight, departing Sat, Jun 13 from O'Hare Intl. to Indianapolis Intl., returning Tue, Jun 16, priced at $243 found 6 hours ago
Tue, May 26 - Fri, May 29
ORD
O'Hare Intl.
IND
Indianapolis Intl.
$243 Roundtrip, found 1 day ago
$243
Roundtrip
found 1 day ago
Select United flight, departing Tue, May 26 from O'Hare Intl. to Indianapolis Intl., returning Fri, May 29, priced at $243 found 1 day ago