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

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Frontier Airlines Flight 6921 Route Deals From $188

The cheapest prices found with in the last 7 days for return flights were $366 and $188 for one-way flights to General Francisco Mujica Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Nov 4 - Wed, Dec 2
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$366 Roundtrip, found 23 hours ago
$366
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Wed, Nov 4 from O'Hare Intl. to General Francisco Mujica Intl., returning Wed, Dec 2, priced at $366 found 23 hours ago
Tue, Aug 25 - Thu, Sep 17
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$389 Roundtrip, found 3 days ago
$389
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Tue, Aug 25 from O'Hare Intl. to General Francisco Mujica Intl., returning Thu, Sep 17, priced at $389 found 3 days ago
Sat, Aug 22 - Sat, Sep 5
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$397 Roundtrip, found 3 days ago
$397
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Aug 22 from O'Hare Intl. to General Francisco Mujica Intl., returning Sat, Sep 5, priced at $397 found 3 days ago
Mon, Aug 17 - Sat, Aug 29
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$403 Roundtrip, found 2 days ago
$403
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Aug 17 from O'Hare Intl. to General Francisco Mujica Intl., returning Sat, Aug 29, priced at $403 found 2 days ago
Mon, Aug 17 - Sat, Aug 29
ORD
O'Hare Intl.
MLM
General Francisco Mujica Intl.
$409 Roundtrip, found 2 days ago
$409
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Aug 17 from O'Hare Intl. to General Francisco Mujica Intl., returning Sat, Aug 29, priced at $409 found 2 days ago