| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 10 | ORD | SEA | 17:55 | 20:35 |
Cancelled
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| Claim > | ||||||
| Jun 09 | ORD | SEA | 18:14 | 20:02 |
Landed
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| Jun 08 | ORD | SEA | 18:19 | 20:11 |
Landed
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| Jun 07 | ORD | SEA | 19:14 | 21:04 |
Landed Late
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| Jun 06 | ORD | SEA | 19:05 | 20:57 |
Landed
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| Jun 05 | ORD | SEA | 18:46 | 20:41 |
Landed
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Track > |
| Jun 04 | ORD | SEA | 18:56 | 21:08 |
Landed Late
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| Jun 03 | ORD | SEA | 18:36 | 20:34 |
Landed
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| Jun 02 | ORD | SEA | 18:41 | 20:27 |
Landed
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| Jun 01 | ORD | SEA | 18:35 | 20:29 |
Landed
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Track > |
Delta Air Lines Flight DL637 connects Chicago, United States to Seattle, United States, taking off from Chicago O'Hare International Airport ORD and landing at Seattle Tacoma International Airport SEA.
How long is the DL637 flight from Chicago to Seattle?
The average flight time from Chicago to Seattle is 3 hours and 54 minutes. The flight distance is 2762 km / 1716 miles and the average flight speed is 697 km/h / 433 mph.
How many DL637 flights are operated per week?
6 flights per week. The flight DL637 is operated on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL637 Chicago to Seattle?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL637 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest DL637 flight?
The latest flight was scheduled for Thursday, June 11th, 2026 but was cancelled.
How else can the flight DL637 be referenced as?
This Delta Air Lines flight can also be referenced as DAL637, DL0637, DL 637, DAL 637.
How often is flight DL637 delayed?
On average, 20% of all DL637 flights are delayed. The average delay is 23 minutes.
Can I get compensation for my delayed or cancelled DL637 flight or baggage issues?
If your DL637 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our DL637 Flight Tracker above for more details.
Claim compensation for your flight delay or cancellation!
Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >
Other flights departing from Chicago ORD: BR683, UA2496, OO5225, BR659
Other flights arriving at Seattle SEA: AS417, AS2128, AS2084, AS3048
All flights connecting Chicago ORD to Seattle SEA.