Frontier Airlines Flight 6921 Deals & Information (2026/2027)

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Frontier Airlines Flight 6921 Route Deals From $189

The cheapest prices found with in the last 7 days for return flights were $346 and $189 for one-way flights to General Francisco Mujica Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 13 - Thu, Oct 29
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$346 Roundtrip, found 4 days ago
$346
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Tue, Oct 13 from O'Hare Intl. to General Francisco Mujica Intl., returning Thu, Oct 29, priced at $346 found 4 days ago
Thu, Oct 22 - Tue, Oct 27
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$367 Roundtrip, found 2 days ago
$367
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Oct 22 from O'Hare Intl. to General Francisco Mujica Intl., returning Tue, Oct 27, priced at $367 found 2 days ago
Sat, Oct 3 - Wed, Oct 7
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$383 Roundtrip, found 4 days ago
$383
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sat, Oct 3 from O'Hare Intl. to General Francisco Mujica Intl., returning Wed, Oct 7, priced at $383 found 4 days ago
Thu, Oct 22 - Tue, Oct 27
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$390 Roundtrip, found 2 days ago
$390
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Oct 22 from O'Hare Intl. to General Francisco Mujica Intl., returning Tue, Oct 27, priced at $390 found 2 days ago
Thu, Nov 12 - Sun, Nov 15
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$407 Roundtrip, found 5 days ago
$407
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Nov 12 from O'Hare Intl. to General Francisco Mujica Intl., returning Sun, Nov 15, priced at $407 found 5 days ago