United Flight 5437 Deals & Information (2025/2026)

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United Flight 5437 Route Deals From $239

The cheapest prices found with in the last 7 days for return flights were $238 and $239 for one-way flights to Duluth Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jun 13 - Wed, Jun 17
ORD
O'Hare Intl.
DLH
Duluth Intl.
$238 Roundtrip, found 12 hours ago
$238
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 13 from O'Hare Intl. to Duluth Intl., returning Wed, Jun 17, priced at $238 found 12 hours ago
Sat, Jun 13 - Wed, Jun 17
ORD
O'Hare Intl.
DLH
Duluth Intl.
$257 Roundtrip, found 12 hours ago
$257
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 13 from O'Hare Intl. to Duluth Intl., returning Wed, Jun 17, priced at $257 found 12 hours ago
Sat, Jun 13 - Wed, Jun 17
ORD
O'Hare Intl.
DLH
Duluth Intl.
$268 Roundtrip, found 12 hours ago
$268
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 13 from O'Hare Intl. to Duluth Intl., returning Wed, Jun 17, priced at $268 found 12 hours ago
Sat, Jun 13 - Wed, Jun 17
ORD
O'Hare Intl.
DLH
Duluth Intl.
$270 Roundtrip, found 12 hours ago
$270
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 13 from O'Hare Intl. to Duluth Intl., returning Wed, Jun 17, priced at $270 found 12 hours ago
Sat, Jun 13 - Wed, Jun 17
ORD
O'Hare Intl.
DLH
Duluth Intl.
$288 Roundtrip, found 12 hours ago
$288
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 13 from O'Hare Intl. to Duluth Intl., returning Wed, Jun 17, priced at $288 found 12 hours ago
Thu, Feb 12 - Mon, Feb 16
ORD
O'Hare Intl.
DLH
Duluth Intl.
$296 Roundtrip, found 6 hours ago
$296
Roundtrip
found 6 hours ago
Select United flight, departing Thu, Feb 12 from O'Hare Intl. to Duluth Intl., returning Mon, Feb 16, priced at $296 found 6 hours ago
Sat, Jun 13 - Wed, Jun 17
ORD
O'Hare Intl.
DLH
Duluth Intl.
$298 Roundtrip, found 12 hours ago
$298
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 13 from O'Hare Intl. to Duluth Intl., returning Wed, Jun 17, priced at $298 found 12 hours ago
Sat, Jun 13 - Wed, Jun 17
ORD
O'Hare Intl.
DLH
Duluth Intl.
$300 Roundtrip, found 12 hours ago
$300
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Jun 13 from O'Hare Intl. to Duluth Intl., returning Wed, Jun 17, priced at $300 found 12 hours ago

Frequently asked questions

What route does flight number UA5437 take?
UA5437 is used on multiple routes, but the most common is between San Francisco, CA Airport (SFO-San Francisco Intl.) and Seattle, WA Airport (SEA-Seattle - Tacoma Intl.). If you manage to score a direct flight, you'll stroll through arrivals in approximately 2 hours and 10 minutes. Multi-stop flights can also travel under this number, as can services on other routes.
What terminal does UA5437 fly out of?
You'll probably board the plane from Terminal 3 if you're flying out of San Francisco Intl. Airport (SFO). Flight number UA5437 serves several different routes, but the direct flight between San Francisco, CA Airport (SFO-San Francisco Intl.) and SEA is the most popular.
What kind of plane is on flight number UA5437?
It's possible you'll be on board the Embraer 175 if you've booked a fare from San Francisco Intl. Airport (SFO) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.), one of a few routes used for flight UA5437.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA5437 flight with Travelocity, please visit our Customer Service Portal.