United Flight 4018 Deals & Information (2025/2026)

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United Flight 4018 Route Deals From $120

The cheapest prices found with in the last 7 days for return flights were $239 and $120 for one-way flights to George Bush Intercontinental for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 25 - Tue, Dec 2
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$239 Roundtrip, found 3 days ago
$239
Roundtrip
found 3 days ago
Select United flight, departing Tue, Nov 25 from General Mitchell Intl. to George Bush Intercontinental, returning Tue, Dec 2, priced at $239 found 3 days ago
Wed, Nov 5 - Sat, Nov 15
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$242 Roundtrip, found 6 days ago
$242
Roundtrip
found 6 days ago
Select United flight, departing Wed, Nov 5 from General Mitchell Intl. to George Bush Intercontinental, returning Sat, Nov 15, priced at $242 found 6 days ago
Mon, Jan 12 - Tue, Jan 20
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$244 Roundtrip, found 3 days ago
$244
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jan 12 from General Mitchell Intl. to George Bush Intercontinental, returning Tue, Jan 20, priced at $244 found 3 days ago
Fri, Oct 10 - Tue, Oct 14
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$244 Roundtrip, found 4 days ago
$244
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 10 from General Mitchell Intl. to George Bush Intercontinental, returning Tue, Oct 14, priced at $244 found 4 days ago
Mon, Jan 12 - Tue, Jan 20
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$248 Roundtrip, found 3 days ago
$248
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jan 12 from General Mitchell Intl. to George Bush Intercontinental, returning Tue, Jan 20, priced at $248 found 3 days ago
Tue, Nov 25 - Tue, Dec 2
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$253 Roundtrip, found 3 days ago
$253
Roundtrip
found 3 days ago
Select United flight, departing Tue, Nov 25 from General Mitchell Intl. to George Bush Intercontinental, returning Tue, Dec 2, priced at $253 found 3 days ago
Fri, Oct 10 - Tue, Oct 14
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$254 Roundtrip, found 4 days ago
$254
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 10 from General Mitchell Intl. to George Bush Intercontinental, returning Tue, Oct 14, priced at $254 found 4 days ago
Wed, Nov 5 - Sat, Nov 15
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$256 Roundtrip, found 6 days ago
$256
Roundtrip
found 6 days ago
Select United flight, departing Wed, Nov 5 from General Mitchell Intl. to George Bush Intercontinental, returning Sat, Nov 15, priced at $256 found 6 days ago
Sun, Oct 12 - Tue, Oct 21
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$258 Roundtrip, found 1 hour ago
$258
Roundtrip
found 1 hour ago
Select United flight, departing Sun, Oct 12 from General Mitchell Intl. to George Bush Intercontinental, returning Tue, Oct 21, priced at $258 found 1 hour ago
Fri, Oct 10 - Mon, Oct 13
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$259 Roundtrip, found 2 days ago
$259
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 10 from General Mitchell Intl. to George Bush Intercontinental, returning Mon, Oct 13, priced at $259 found 2 days ago
Fri, Oct 10 - Tue, Oct 14
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$261 Roundtrip, found 4 days ago
$261
Roundtrip
found 4 days ago
Select United flight, departing Fri, Oct 10 from General Mitchell Intl. to George Bush Intercontinental, returning Tue, Oct 14, priced at $261 found 4 days ago
Fri, Oct 3 - Sat, Oct 4
MKE
General Mitchell Intl.
IAH
George Bush Intercontinental
$262 Roundtrip, found 6 days ago
$262
Roundtrip
found 6 days ago
Select United flight, departing Fri, Oct 3 from General Mitchell Intl. to George Bush Intercontinental, returning Sat, Oct 4, priced at $262 found 6 days ago