transatlantic · 9h 25m · 8,365 km
Salt Lake City to Amsterdam
2 airlines · 2 aircraft ranked
In business class, KLM's World Business Class (777-200ER) leads the field with a 7.4/10.In premium economy, KLM's Premium Comfort (777-200ER) edges out the field with a 5.2/10.
Quick pick
Fly KLM. It has a wider seat (21" vs 20") and a door for privacy.
If fares are comparable, this is the better cabin.
Fly KLM. It scores higher across seat comfort and amenities.
If fares are comparable, this is the better cabin.
Fly Delta. It has free Wi-Fi (paid on KLM).
If prices are similar, go with this one.
Select two airlines to compare head-to-head
Data verified June 2026
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Route insights
- In business class, KLM's World Business Class (777-200ER) leads the field with a 7.4/10.
- In premium economy, KLM's Premium Comfort (777-200ER) edges out the field with a 5.2/10.
- In economy, Delta's Main Cabin (A330-300) edges out the field with a 4.8/10.
Frequently asked
Which is better in business: Delta or KLM on SLC-AMS?
World Business Class (KLM Royal Dutch Airlines, 777-200ER) edges out Delta One (Delta Air Lines, A330-300) in business, scoring 7.4/10 vs 6.7. The deciding factor: AC + USB-C vs no power. Delta Air Lines fights back on legroom and bed length.
Which is better in premium economy: Delta or KLM on SLC-AMS?
Delta Premium Select (Delta Air Lines, A330-300) and Premium Comfort (KLM Royal Dutch Airlines, 777-200ER) score virtually the same in premium economy: 5 vs 5.2/10. The biggest gap is power — AC + USB-C vs no power — but neither carrier pulls ahead overall.
Which is better in economy: Delta or KLM on SLC-AMS?
Main Cabin (Delta Air Lines, A330-300) edges out Economy (KLM Royal Dutch Airlines, 777-200ER) in economy, scoring 4.8/10 vs 4.3. The deciding factor: Free Wi-Fi vs Paid Wi-Fi. KLM Royal Dutch Airlines fights back on entertainment and power.
What are the best seats in Delta Delta One on SLC-AMS?
Best: Window seats in odd rows for the most privacy with herringbone stagger. Avoid: Even-row window seats are closer to the aisle. Footwell can be tight on taller passengers. Reverse herringbone 1-2-1 without doors. Safran Cirrus III (not Thompson Vantage suites — those are on the A330-900neo). 15.4-inch IFE. Free Viasat wifi. Someone Somewhere amenity kit. Delta retrofit to Thompson Vantage XL suites with doors expected ~2027.
What are the best seats in Delta Delta Premium Select on SLC-AMS?
Best: Window pairs for only 2 across. Avoid: Center section middle seat. 2-3-2 premium economy. 13.3-inch IFE. Free wifi. NC headphones provided.
What are the best seats in Delta Main Cabin on SLC-AMS?
Best: The 2-4-2 layout means no middle seat in window pairs — better than 3-3-3. Avoid: Inner seats in the center 4-section. 2-4-2 economy (wider than typical 3-3-3). 9-inch IFE. Free wifi.
What are the best seats in KLM World Business Class on SLC-AMS?
Best: Aft cabin (rows 8-9) is smaller and quieter with only 8 seats. Window seats in rows 2-5 for maximum privacy. Avoid: Row 1 has galley proximity and less storage. Center pairs in row 7 near the cabin divider. Refurbished 777-200ER with new Jamco Venture reverse herringbone 1-2-1 layout. Fabric sliding privacy doors (31" tall with magnetic locks). 18.5" 4K IFE screen. Wireless charging pad at each seat plus USB-A, USB-C, and AC outlets. Gogo 2Ku WiFi (paid: surf or stream pass; WhatsApp free). Dutch cheese course with multi-course dining.
What are the best seats in KLM Premium Comfort on SLC-AMS?
Best: Window pairs (A-B or J-K) for couples. Row 11 for quick lavatory access. Avoid: Middle seat in center section (E seat) has no direct aisle or window. 2-3-2 layout with 38-inch pitch and dedicated cabin between business and economy. 13.3-inch Panasonic eX2 IFE. USB-A, USB-C, and AC power. Same catering as economy with priority boarding and amenity kit.
What are the best seats in KLM Economy on SLC-AMS?
Best: Economy Comfort rows (18-21) have 34" pitch and extra recline for a surcharge. Exit rows for legroom. Avoid: Last rows (40-43) near lavatories and galley. Middle seats (B, E, H) throughout. 3-3-3 layout with 219 seats including 44 Economy Comfort seats with extra pitch. Panasonic eX2 IFE with 11-inch screens. USB power at every seat. Complimentary meals with choice of entrees. Gogo 2Ku WiFi available for purchase.